Congealing Flowable Material, E.g., Ice Making Patents (Class 62/66)
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Patent number: 11761855Abstract: A method for inspecting a component made using an additive manufacturing process, the component having an internal conduit, is disclosed. In various embodiments, the method includes the steps of: attaching a fluid-blocking header to the component, the fluid-blocking header having an internal conformal surface configured to mate with an external conformal surface of the component; introducing a plugging media into the internal conduit; activating the fluid-blocking header to freeze the plugging media in a vicinity of the fluid-blocking header; pressurizing the internal conduit of the component; and analyzing a fluid flow characteristic at an outlet of the component to assess an occurrence of a blockage within the internal conduit.Type: GrantFiled: July 3, 2019Date of Patent: September 19, 2023Assignee: RTX CORPORATIONInventors: Lawrence Binek, David W. Morganson
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Patent number: 11644228Abstract: An ice making system for creating clear ice and an associated method are provided. The ice making system employs a first sealed refrigerant system connected to a heat exchanger. A second sealed refrigerant system is also connected to the heat exchanger for cooling a first refrigerant of the first sealed refrigerant system. A heat exchanger heater is at least partially contained with the heat exchanger for heating the first refrigerant. A pump in the first refrigerant system is activated after heat exchanger heater has warmed the first refrigerant, enabling a cooling cycle to begin. Once sufficient clear ice has been generated, the pump is deactivated.Type: GrantFiled: January 21, 2022Date of Patent: May 9, 2023Assignee: Haier US Appliance Solutions, Inc.Inventors: Choon Jae Ryu, Stephanos Kyriacou, Ronald Gary Foster
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Patent number: 11644251Abstract: A thermal management system includes a closed-circuit refrigeration system (CCRS) that includes a vapor cycle system (VCS). The VCS includes a receiver configured to store a refrigerant fluid; a liquid separator; a compressor; a condenser; at least one evaporator configured to extract heat from at least one heat load that is in thermal conductive or convective contact with the evaporator; and a thermal energy storage (TES) that stores a phase change material. The thermal management system further includes a liquid pumping system (LPS) that includes the TES, the at least one evaporator, and the liquid separator, with the LPS further including a pump. The VCS is configured to operate one at a time in at least one of three operational modes that are a TES cooling mode, a heat load cooling mode, or a pump-down mode. The LPS is configured to operate in the heat load cooling mode.Type: GrantFiled: June 22, 2022Date of Patent: May 9, 2023Assignee: Booz Allen Hamilton Inc.Inventors: Igor Vaisman, Joshua Peters
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Patent number: 11326822Abstract: An ice making system for creating clear ice and an associated method are provided. The ice making system employs a first sealed refrigerant system connected to a heat exchanger. A second sealed refrigerant system is also connected to the heat exchanger for cooling a first refrigerant of the first sealed refrigerant system. A heat exchanger heater is at least partially contained with the heat exchanger for heating the first refrigerant. A pump in the first refrigerant system is activated after heat exchanger heater has warmed the first refrigerant, enabling a cooling cycle to begin. Once sufficient clear ice has been generated, the pump is deactivated.Type: GrantFiled: July 22, 2020Date of Patent: May 10, 2022Assignee: Haier US Appliance Solutions, Inc.Inventors: Choon Jae Ryu, Stephanos Kyriacou, Ronald Gary Foster
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Patent number: 11326823Abstract: A household refrigeration apparatus has an interior container with a first wall and with a second wall arranged angled thereto. The interior container bounds a first receiving space for food of the household refrigeration apparatus. An ice maker has a housing formed by a wall area of the first wall of the interior container and a wall area of the second wall of the interior container in certain areas. The housing bounds a receiving space of the ice maker. The housing has a wall unit, which is a unit separate from the interior container. The wall unit includes at least one positioning element, which is formed integrally with the wall unit and which is a protruding plug pin or a locking element.Type: GrantFiled: November 28, 2018Date of Patent: May 10, 2022Assignee: BSH Hausgeraete GmbHInventors: Prashantagouda Hosamani, Robert Stahl
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Patent number: 11221170Abstract: An ice compartment of a household cooling appliance has a driving unit for driving an ice storage container of an ice maker. The driving unit has a drive housing and at least one drive motor. A first receiving duct accommodates a first fastening part and extends completely through the drive housing. The drive housing can be fastened by the first fastening part to an inner liner wall of the refrigeration compartment. The first receiving duct extends across the entire depth of the drive housing and is open at a front end and a rear end. A second receiving duct extends completely through the drive housing. The drive housing can be fastened by the second fastening part to the same inner liner wall of the refrigeration compartment. The second receiving duct extends across the entire depth of the drive housing and is open at a front end and a rear end.Type: GrantFiled: January 3, 2020Date of Patent: January 11, 2022Assignee: BSH Hausgeraete GmbHInventors: Mathias Sigl, Jorge Carlos Montalvo Sanchez, Nilton Bertolini
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Patent number: 11098938Abstract: A heat pump system that can be selectively utilized to discharge excessive heating and cooling capacity toward secondary devices of the system to maintain operation of the heat pump system to better manage the respective temperatures associated with the fluid flows in a manner that reduces the need for cycling the heat pump system ON and OFF to attain desired fluid output temperature manipulations.Type: GrantFiled: January 23, 2020Date of Patent: August 24, 2021Assignee: Desert Aire Corp.Inventors: Craig Michael Burg, Jeremy Hogan, Harold Mark Sindelar
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Patent number: 11079155Abstract: A refrigerator includes: a cabinet including a freezing chamber; an evaporator located at one side of the freezing chamber; a freezing chamber fan configured to supply cool air to the freezing chamber; an ice maker located in the freezing chamber and configured to perform ice-making; an ice bin located below the ice maker and separates and stores ice made in the ice maker; an ice detection device which detects whether or not the ice stored in the ice bin is full; and a control unit configured to control the freezing chamber fan according to a detection signal of the ice detection device. The control unit is configured to turn off the freezing chamber fan when ice-fullness is detected by the ice detection device and turn on the freezing chamber fan when the ice-fullness is not detected by the ice detection device.Type: GrantFiled: February 28, 2019Date of Patent: August 3, 2021Assignee: LG Electronics Inc.Inventors: Yonghyun Kim, Siyeon An
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Patent number: 11015853Abstract: An ice maker (100) includes an ice-making water tank (10), a water storage tank (20), a pipe assembly, a reversing member (40), and a driving member (50). The pipe assembly comprises a first branch pipe (310), a second branch pipe (320), and a third branch pipe (330). The first branch pipe (310) is connected to the water storage tank (20). The second branch pipe (320) and the third branch pipe (330) are separately connected to the ice-making water tank (10). The reversing member (40) is separately connected to the three branch pipes to control two of the branch pipes to be communicated and the rest one of the branch pipes to disconnected. The driving member (50) is connected to the third branch pipe in series. During ice making, the reversing member (40) controls the second branch pipe (320) and the third branch pipe (330) to be communicated and controls the first branch pipe (310) to be disconnected.Type: GrantFiled: March 18, 2019Date of Patent: May 25, 2021Assignees: HEFEI HUALING CO., LTD., HEFEI MIDEA REFRIGERATOR CO., LTD., MIDEA GROUP CO., LTD.Inventors: Yang Shao, Zhengguang Lv, Guangqing Yang, Zengqiang Si
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Patent number: 10655902Abstract: To provide an ice making device in which a drive unit causes an ice making tray to perform a twist operation, and even if a penetration part through which a wiring that extends from the drive unit is drawn from the inside to the outside is provided in a side plate of a frame, it is possible to prevent damage to the side plate. An ice making device is provided. In the ice making device, an ice making tray and a drive unit are supported by a frame. In the frame, in a first side plate, a plurality of attachment parts for installing the frame to a refrigerator main body and a penetration part penetrating through the first side plate in the first direction are provided. The penetration part is provided in the first side plate on the other side relative to the attachment part furthest on one side in the first direction.Type: GrantFiled: August 30, 2018Date of Patent: May 19, 2020Assignee: NIDEC SANKYO CORPORATIONInventor: Shunji Saito
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Patent number: 10544981Abstract: Described herein are systems and methods for freezing an alcoholic mixture using liquid nitrogen. The systems may comprise a ferromagnetic capsule configured to receiving an amount of alcoholic mixture, a cap comprising at least one magnet for magnetically sealing the capsule, a wand comprising at least one magnet for magnetically coupling to the capsule or the cap, and a vessel containing a quantity of liquid nitrogen maintained at or below its boiling point. In use, the alcoholic mixture can be poured into the capsule, the capsule can be sealed using the cap, and the wand can be used to submerge the capsule and the cap in the liquid nitrogen for a time sufficient to freeze the alcoholic mixture.Type: GrantFiled: January 23, 2019Date of Patent: January 28, 2020Inventor: Stephen G. Daugherty
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Patent number: 10337796Abstract: A double-sealing type apparatus for collecting spray freeze ice ball particles and a collecting method for the double-sealing type apparatus are provided. The double-sealing type apparatus includes a collector, a collecting trolley, a vacuum pumping device, a heating device, a first sealing pad and a second sealing pad. The collector is arranged on the collecting trolley, and is provided with a collecting port. The collecting port corresponds to a discharging port at the bottom of a freezing tower. A water inlet is further provided at the collecting port, and the water inlet is in communication with a space formed by the aligning of the collecting port and the discharging port. Good sealing performance is achieved in a double-sealing manner including the sealing pads and the ice sealing, so as to smoothly transfer ice balls in the freezing tower.Type: GrantFiled: August 29, 2016Date of Patent: July 2, 2019Assignee: SOOCHOW UNIVERSITYInventors: Duo Wu, Zhenkai Liao, Shengyu Zhang, Zhangxiong Wu, Jie Xiao, Xiaodong Chen
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Patent number: 10006687Abstract: An icemaker control circuit may include an icemaker module and a DC motor. The icemaker module may include a control board that receives an AC power signal directly from an AC source that is external to the icemaker control circuit. The module may also include self-contained electronics and controls that allows icemaker operation without a need to interface to any signals other than AC power signal. The DC motor is provided for moving an output drive and is controlled by a DC output of the control circuit of the icemaker module in response to applying the AC signal to the icemaker module.Type: GrantFiled: August 12, 2016Date of Patent: June 26, 2018Assignee: ENVOLVE INTELLECTUAL PROPERTY LLCInventors: Michael Edward Stagg, Li Yi Situ
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Patent number: 9903636Abstract: A method and system for ice making in a refrigerator is disclosed. The ice making system comprising an ice making unit that makes ice cubes in a refrigerator compartment door, a cool air producing unit that is provided in a refrigerator body and cools air inside a cooling duct, a connection unit that connects the ice making unit to the cooling duct in response to a closure of the refrigerator compartment door onto the refrigerator body, and a cool air circulation unit that supplies the cool air from the cool air producing unit to the ice making unit and discharges the cool air from the ice making unit to the cool air producing unit.Type: GrantFiled: August 26, 2015Date of Patent: February 27, 2018Assignee: DONGBU DAEWOO ELECTRONICS CORPORATIONInventor: Min Bon Koo
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Patent number: 9458030Abstract: Desalination and rinsing methods and systems are provided, which use a liquid column to efficiently perform freeze desalination and enable recyclable washing of produced minerals or combustible material. The liquid column comprises alternating layers of water immiscible liquids and water solutions which form a vertical density gradient (discrete or continuous) and exhibit a lower freezing zone from which ice floats to an upper melting zone. Cooling of introduced upwards flowing salt solutions is carried out by a countering downwards flow of cold water immiscible liquid. The process is cyclical, involves few if any mechanical moving parts and is easily controllable and adaptable to varying desalination circumstances. Rinsing of minerals or combustible material may be integrated in the heat and matter flows of the desalination system to allow effective rinsing, desalination and recycling of the used water.Type: GrantFiled: August 27, 2013Date of Patent: October 4, 2016Assignee: S.G.B.D. TECHNOLOGIES LTD.Inventor: Alexander Brodt
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Patent number: 9127869Abstract: A direct expansion evaporator includes an inner guiding duct defining a feeding channel for guiding raw material, and an outer guiding duct enclosing the inner guiding duct therewithin to form a heat exchange channel between the outer and inner guiding ducts for guiding refrigerant flowing along the heat exchange channel to heat-exchange with the raw material along the feeding channel, wherein a helix indention is formed at the outer guiding duct to form the heat exchange channel partitioned by a helix partition, wherein a peak of the helix partition is biased against an outer surrounding wall of the inner guiding duct to conceal the heat exchange channel along the inner guiding duct in a weld-less manner.Type: GrantFiled: February 13, 2013Date of Patent: September 8, 2015Inventors: Lingyu Dong, Chundong Dong
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Patent number: 9038401Abstract: The invention relates to a beverage cooler having an in-line operating cooling unit for instant cooling of beverage flowing through the same, comprising a cooling container (5) having an inlet (10) and an outlet (11), for feeding the beverage to and from the cooling container, respectively, and a cooling tube (14) located inside the cooling container. The cooling container (5) is adapted to be located in an ambient temperature which is above the freezing point for the beverage, wherein the cooling tube (14) is adapted to carry a cooling fluid having a temperature below the freezing point of the beverage and is located such that the beverage can pass between the cooling tube and an outer wall of the cooling container (5).Type: GrantFiled: September 23, 2009Date of Patent: May 26, 2015Assignee: ELECTROLUX HOME PRODUCTS CORPORATION N.V.Inventors: Daniel L. Johansson, Ilan Cohen, Susanne Hedblom, Urban Wahlby, Richard Furberg
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Publication number: 20150135738Abstract: An ice bin and a method of transferring ice using the same include a case having an upper portion configured to store ice produced by an ice maker, and a dispensing port at one side of a lower end of the case configured to dispense ice to the outside; a transferring unit that transfers ice from a lower portion of the case to the upper portion of the case; and a crushing unit configured to crush ice transferred by the transferring unit, and discharge the crushed ice to the dispensing port.Type: ApplicationFiled: December 13, 2013Publication date: May 21, 2015Applicant: Dongbu Daewoo Electronics CorporationInventor: Gwang Ho CHOO
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Publication number: 20150135739Abstract: An ice bin and a method of crushing ice using the same, in which the ice bin includes a case having an upper portion configured to store ice produced by an ice maker, and a dispensing port at one side of a lower end or surface of the case configured to dispense the ice; a transferring unit that transfers the ice from a lower portion of the case to the upper portion of the case; and a crushing unit configured to crush the ice transferred by the transferring unit and discharge the ice to the dispensing port, wherein the crushing unit selectively discharges the ice as ice cubes or as crushed ice.Type: ApplicationFiled: December 24, 2013Publication date: May 21, 2015Applicant: Dongbu Daewoo Electronics CorporationInventor: Gwang Ho CHOO
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Patent number: 9032746Abstract: An ice making device may include an ice tray, a water-supply part for supplying water to the ice tray, an electrostatic capacity sensor having two or more electrodes attached to the ice tray, a water quantity detecting section for detecting a water quantity in the ice tray on a basis of variation of an electrostatic capacity between the electrodes of the electrostatic capacity sensor, and an ice frozen detecting section for detecting water supplied to the ice tray having been frozen on the basis of the variation of the electrostatic capacity between the electrodes of the electrostatic capacity sensor. A control unit for the ice making device controls the water-supply part, an ice tray drive part and an ice detecting part on the basis of variation of the electrostatic capacity between the electrodes of the electrostatic capacity sensor.Type: GrantFiled: March 29, 2012Date of Patent: May 19, 2015Assignee: NIDEC SANKYO CORPORATIONInventors: Akihiro Ito, Masako Hashimoto
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Publication number: 20150132454Abstract: The disclosure herein provides a process for the manufacture of a multiple texture food product. The process includes providing a dairy material, freezing the dairy material by cooling it to a temperature of ?2° C. or less, aerating the frozen dairy material, shaping the aerated, frozen dairy material, and depositing the shaped, aerated, frozen dairy material on or between one or more layers of a food material which is not the aerated dairy material. The aerated dairy material has a Stevens firmness of 20 or more at a temperature in the range of from 5 to 10° C. and a water activity (aw) of 0.90 or more. The disclosure herein further provides an aerated dairy material as well as a multiple texture food product which comprises a core of the aerated dairy material and a shell of a food material which is not the aerated dairy material.Type: ApplicationFiled: January 14, 2015Publication date: May 14, 2015Inventors: Olaf C. Kortum, Richard Ramstoetter, Patricia Wibisono, Jelena Hoffmann
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Publication number: 20150114012Abstract: An ice making and harvesting apparatus comprises a mold, and bottom and top plates. The mold comprises a plurality of cells. Each cell comprises side walls and defines bottom and top openings. The bottom plate is configured to move relative to a bottom surface of the mold. An upper surface of the bottom plate comprises a first sealing component. A bottom side of the mold comprises a second sealing component. The second sealing component is configured to form a seal with the first sealing component of the bottom plate. The bottom plate comprises an inlet and a plurality of channels. Each channel is configured to supply water from the bottom plate to a corresponding cell of the mold. The top plate comprises a plurality of pushing rods, each rod configured to move relative to the top opening of a corresponding cell.Type: ApplicationFiled: October 31, 2013Publication date: April 30, 2015Applicant: PepsiCo, Inc.Inventors: Emad Jafa, Vasilii Abashkin, Andrey Balanev, Georgy Martsinovskiy, Vladimir Vasiliev, Mikhail Verbitsky
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Patent number: 9010132Abstract: Provided are methods, devices and systems for controlled removal of thermal energy from a fluid within a thermally conducting metal conduit. The system allows for the in situ formation of a reversible plug that can stop the flow of fluid through the conduit, particularly without inducing thermally induced stress fractures or breaches in the conduit. The devices and systems include a thermal transfer device that can be adapted to be in thermal communication with a thermal conducting metal conduit containing a fluid, particularly a flowing fluid. The devices and systems allows for controlled re-heating of the conduit without inducing thermally induced stress fractures or breaches in the conduit to restore fluid flow through the conduit.Type: GrantFiled: March 13, 2014Date of Patent: April 21, 2015Assignee: Biofilm IP, LLCInventors: Daniel X. Wray, Robert J. Wray
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Publication number: 20150096310Abstract: An ice maker assembly and a method for operating an ice maker are provided. The method includes measuring a temperature of the ice maker and determining a first derivative of the temperature of the ice maker with respect to time. An operating state of the ice maker is established based at least in part on the temperature of the ice maker and the first derivative of the temperature of the ice maker with respect to time. Knowledge of the operating state of the ice maker can assist with preventing damage to a motor of the ice maker and with detecting super-cooled liquid water in a mold body of the ice maker.Type: ApplicationFiled: October 9, 2013Publication date: April 9, 2015Applicant: General Electric CompanyInventors: Keith Wesley Wait, Alan Joseph Mitchell
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Patent number: 8991205Abstract: A refrigerator door is provided. The refrigerator door has an outer case forming a shape of the refrigerator door, an inner case provided within the outer case to configure a backside of the refrigerator door wherein a space between the inner case and the outer case is charged with a foaming liquid, an ice making unit provided to one side of the inner case to make ice, a fixing unit provided to the space charged with the foaming liquid between the inner case and the outer case and fixing the ice making unit to the refrigerator door, and a dispenser provided to one side of the outer case to discharge the ice supplied by the ice making unit.Type: GrantFiled: April 29, 2013Date of Patent: March 31, 2015Assignee: LG Electronics Inc.Inventors: Bok Dong Lee, Seung Mok Lee, Sam Kyu Park
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Publication number: 20150086423Abstract: A sterilization treatment method includes producing a plasma-treated solution in which biocidal activity is held by diffusing, in a liquid, superoxide anion radicals (O2?.) or a precursor of the superoxide anion radicals (O2?.) by plasma generated in a vicinity of or in a manner to make contact with the liquid; freezing the plasma-treated solution to produce solid ice and store the solid ice in a frozen state; thawing the solid ice to the plasma-treated solution in which biocidal activity by the superoxide anion radicals (O2?.) or the precursor of the superoxide anion radicals (O2?.) is held; and applying a sterilization treatment by any one of the following: allowing the plasma-treated solution to have a pH value of 4.8 or lower to apply the resultant plasma-treated solution to an object, and applying the plasma-treated solution to an object of which a pH value is 4.8 or lower.Type: ApplicationFiled: October 24, 2014Publication date: March 26, 2015Applicant: OSAKA UNIVERSITYInventors: Katsuhisa KITANO, Satoshi Ikawa
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Publication number: 20150082816Abstract: An apparatus and a method for driving an icemaker for making ice cubes in a refrigerator. An ice-full state is sensed in such a way as to rotate an ejector and a cam gear in a reverse direction (opposite to an ice-ejecting direction), thereby preventing interference with the ice cubes present in the icemaker and thus enabling the ice-full state to be accurately sensed. A first torsion spring is mounted to an intermediate gear with a small rotation angle ratio to allow only a minimum amount of torque to be transferred to other components such as an ice-detecting lever, thereby increasing the durability of the components and providing a precise rotation force. The axial center of rotation of a second torsion spring is defined at a position that faces the other end (the revolving end) of the ice-detecting lever, to allow a minimum moment to be substantially constantly applied.Type: ApplicationFiled: May 10, 2013Publication date: March 26, 2015Applicant: SCD CO., LTD.Inventor: Jin Sung Park
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Patent number: 8989894Abstract: An ice machine includes an insulated compartment to store ice, a dispenser having access to the insulated compartment to dispense ice from the insulated compartment, a card reader, and a controller in communication with the card reader and the dispenser. The controller stores permission settings including a public setting and a private setting. The controller is to receive a card number from the card reader. The controller is to determine whether to initiate ice dispensing using the dispenser based on the card number, the public setting and the private setting.Type: GrantFiled: August 19, 2011Date of Patent: March 24, 2015Inventor: David W. Tenberg, Jr.
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Patent number: 8984899Abstract: The present disclosure relates to an ice bucket for a refrigerator and methods of using the same. The ice bucket is mounted on a door of the refrigerator and includes a platform that is movable along a vertical axis from a lowered position at a bottom portion of the ice bucket to a raised position at a top portion of the ice bucket.Type: GrantFiled: October 24, 2011Date of Patent: March 24, 2015Assignee: General Electric CompanyInventor: Alan Joseph Mitchell
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Publication number: 20150068224Abstract: A control system for an automatic icemaker including an icemaker module and a control module. The icemaker module includes a DC motor to drive rotation of a twist-type ice cube tray. The control module incorporates an integrated circuit with a programmable digital microprocessor for controlling the functions of the icemaker module. The control module accesses AC power and converts the AC power to DC power for powering a DC motor, an integrated circuit, and a microprocessor.Type: ApplicationFiled: September 5, 2014Publication date: March 12, 2015Inventor: Ryan M. Subera
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Publication number: 20150059366Abstract: A refrigerator is provided comprising a cabinet, a door for providing access within the cabinet, an ice maker for making ice operably connected to the cabinet, an ice bin comprising a pair of opposite-facing walls and a bottom wall, disposed within the cabinet and located adjacent the ice maker, and a stir assembly positioned within the ice bin, comprising a stir stick, a cam rod, and a pair of breaker walls; wherein the stir stick is configured to oscillate about an axis of rotation, the cam rod is coupled to the stir stick; and the pair of breaker walls are engaged with the cam rod near the bottom of the breaker walls, and hingedly attached to the pair of opposite-facing walls.Type: ApplicationFiled: August 28, 2013Publication date: March 5, 2015Applicant: Whirlpool CorporationInventor: JEROLD M. VISIN
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Patent number: 8966782Abstract: This application discloses devices, articles, and methods useful for producing lyophilized cakes of solutes. The devices and articles provide for a method of freezing liquid solutions of the solute by the top and the bottom of the solution simultaneously and at approximately the same rate. The as frozen solution can then provide a lyophilized cake of the solutes with large and uniform pores.Type: GrantFiled: March 28, 2012Date of Patent: March 3, 2015Assignees: Baxter International Inc., Baxter Healthcare SAInventors: Wei-Youh Kuu, Mark J. Doty, William S. Hurst, Christine L. Rebbeck
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Publication number: 20150040587Abstract: A portable apparatus for rapidly freezing a freezable liquid to form at least one frozen object includes a fluid intake in which the freezable liquid is introduced and a freeze chamber that receives the freezable liquid from the fluid intake. The freeze chamber includes a freeze block that includes at least one cell in which the at least one frozen object is formed. A cooling system circulates refrigerant to the freeze block to facilitate cooling of the freeze block. The freeze block is formed of a heat transfer material such that heat from the freezable liquid added to the at least one cell is transferred to the freeze block whereupon said heat is transferred to the refrigerant flowing through the evaporator coil of the freeze block, thereby resulting in cooling of the freeze block. The freeze block is configured and the refrigerant is selected such that the freeze chamber is maintained at a temperature of below 0° F. and preferably below at least about ?10.0° F. or ?20° F.Type: ApplicationFiled: April 7, 2014Publication date: February 12, 2015Applicant: Sweet Ice, Inc.Inventors: Evan Zisholtz, Steven Hamblin, Tod Riggan
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Patent number: 8950197Abstract: A clear ice making system and method utilizes an ice forming tray pivotally connected to opposing side walls of an icemaker housing. Ice forming fingers of a dedicated evaporator extend into fluid within the ice forming tray, and are cooled by communication with the refrigerant circulating system of the refrigerator. A motor oscillates the ice forming tray about a longitudinal axis at a frequency of about 0.4-0.6 hertz as fluid channels freezes on the ice forming fingers over time, forming clear ice pieces. During an ice dispensing event, the motor pivots the ice making tray about the longitudinal axis such that fluid remaining within the ice making tray drains into a fluid reservoir below. The ice forming fingers are then heated to release the clear ice pieces for transfer from the fresh food compartment to the freezer compartment of the refrigerator.Type: GrantFiled: June 22, 2011Date of Patent: February 10, 2015Assignee: Whirlpool CorporationInventors: Anderson Bortoletto, Kevin M. Chase, Tony L. Koenigsknecht, Ronald L. Voglewede, Matthew E. Young
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Publication number: 20150027142Abstract: Exemplary embodiments of a device and method for making clear ice spheres employing a large half mold (11) releasably connected to a small half mold (30), and an insulated vessel (70). When the device is filled with liquid and submitted to freezing temperatures the liquid freezes from the top down leaving a clear ice sphere in the mold.Type: ApplicationFiled: June 19, 2014Publication date: January 29, 2015Inventors: Patrick William Little, Christopher William Little
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Patent number: 8938980Abstract: A refrigerator includes a refrigerator cabinet, an ice maker disposed within the refrigerator cabinet, a pump fluidly connected to the ice maker and configured for pumping cooling media to the ice maker, and a motor operatively connected to the ice maker and configured to provide oscillating movement to the ice maker. The pump is operatively connected to the motor such that driving of the motor results in the pumping of the cooling media with the pump.Type: GrantFiled: August 24, 2012Date of Patent: January 27, 2015Assignee: Whirlpool CorporationInventors: Patrick J. Boarman, Brian K. Culley, Gregory Gene Hortin
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Publication number: 20150007590Abstract: A system to make ice includes a refrigeration unit and an icemaker disposed in the refrigeration unit. The refrigeration unit is configured to be subjected to a refrigeration cycle; the icemaker is configured to be subjected to a freeze cycle; and the system is configured such that the freeze cycle is synchronized with the refrigeration cycle, asynchronized with the refrigeration cycle, or a combination comprising at least one of the foregoing. A process for controlling an icemaker includes providing a freeze cycle to an icemaker; providing a refrigeration cycle to a refrigeration unit; and constraining the freeze cycle and the refrigeration cycle to control the icemaker.Type: ApplicationFiled: September 9, 2014Publication date: January 8, 2015Inventor: DAVID YASHAR
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Publication number: 20150000311Abstract: A refrigerator includes a fast ice making device for quickly producing ice cubes. The fast ice making device includes a mold body having a plurality of ice forming cavities adapted to hold fluid. In an ice making cycle, a vacuum system evacuates air from the cavities, thereby depressurizing the cavities. Then, a liquid delivery system delivers liquid to the depressurized cavities, whereby an initial portion of the liquid bubbles up within the respective cavities. Overall, a cooler fluid is established at the beginning of an ice making cycle, thus accelerating the rate at which ice cubes are formed within the fast ice making device. Once ice cubes have been formed within the cavities, a heat transfer system is utilized to heat the cavities, thereby slightly melting the ice cubes and aiding in the expulsion of ice cubes from the cavities.Type: ApplicationFiled: September 16, 2014Publication date: January 1, 2015Applicant: WHIRLPOOL CORPORATIONInventors: ALEXANDRE D. GROSSE, ADRIANA SYLIVA GUILLEN
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Patent number: 8904816Abstract: Ice maker comprising a mould (10, 110) forming at a number of mould cavities (11, 111a, 11b) for receiving water and forming a respective piece of ice (41, 42,141), which number of mould cavities are arranged in at least one column defining a longitudinal direction; a first (2, 102) and a second shaft (3, 103); an endless conveyor (100), which is arranged to convey the mould in the longitudinal direction around at least the first shaft; and drive means (8) connected to at least one of the first and second shafts for driving the conveyor. The mould (10, 110) is formed of an elastic material and arranged to be elastically deformed as the mould passes over the first shaft (2, 102). Longitudinal communication channels (13a, 113a) are arranged between consecutive mould cavities (11, 111a) arranged in one column, for allowing water to flow between mould cavities in one column. A method of fabricating pieces of ice is also disclosed.Type: GrantFiled: February 9, 2010Date of Patent: December 9, 2014Assignee: Dometic Sweden ABInventors: Anders Bergqvist, Per Wedby, Björn Flemsäter, Jan Rickman, Ingemar Hallin
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Publication number: 20140311178Abstract: Embodiments generally relate to methods and apparatuses for generating ice. In one embodiment, a material is introduced to water, and the temperature of the combination of the water and the material is lowered until ice forms, the formed ice having a higher albedo than it would have had if the step of lowering the temperature had been carried out on the water without first carrying out the step of introducing the material. In one embodiment, the material is selected such that an aqueous solution of the material is alkaline. In another embodiment, a material is introduced to water, and the temperature of the combination of the water and the material is lowered until ice forms, the ice forming at a faster rate than the rate at which it would have formed if the material had not been introduced to the water.Type: ApplicationFiled: April 22, 2014Publication date: October 23, 2014Inventors: Leslie A. Field, Susan J. Strehlow, David G. Duff, Kimberly M. Wiefling
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Publication number: 20140308423Abstract: Disclosed are methods and apparatus for forming frozen foam products, including edible products, using air or gases or gas mixtures having an average molecular weight larger than that of air, wherein the products contain bubbles having a reduced average size preferably in a narrow size range.Type: ApplicationFiled: June 25, 2014Publication date: October 16, 2014Inventors: Nari R. Nayini, Theodore H. Gasteyer, Gary D. Lang, Sameer H. Israni, Balazs Hunek
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Patent number: 8857205Abstract: The present invention provides a method and apparatus for freezing an alcoholic beverage, including placing an alcoholic beverage into a beverage receptacle; dispensing a predetermined amount of the alcoholic beverage into a plurality of freezing cavities; transferring liquid nitrogen from a coolant reservoir to a plurality of coolant chambers; exposing the plurality of freezing cavities to the liquid nitrogen to freeze the alcoholic beverage; and removing the frozen alcoholic beverage from the freezing chamber.Type: GrantFiled: October 1, 2008Date of Patent: October 14, 2014Inventor: Jason S. Sherman
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Patent number: 8857197Abstract: Systems and methods of producing a frozen food product include dosing ingredients with a liquefied gas while mixing the ingredients using self-cleaning interlocking beaters. The beaters are optionally also disposed to clean a container in which the ingredients are frozen. The rate and amount of cooling is controlled by measuring the quantity of liquid nitrogen, measuring viscosity of the frozen food product, measuring temperature, and/or the like.Type: GrantFiled: September 23, 2011Date of Patent: October 14, 2014Assignee: Smitten Ventures, Inc.Inventors: Robyn Sue Fisher, David M. Fischer
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Publication number: 20140260349Abstract: A novel control logic for an individual cube spray type ice machine. The duration of the freeze cycle is able to adapt to changes in inlet water temperature, changes in ambient air temperature, and the impact of warm temperatures of internal ice making parts within the ice machine due to off cycle periods. This is accomplished through a combination of starting a freeze time period only after the water temperature for the volume of water circulating over the evaporator has reached approximately 32° F., and a freeze time period value that is a function of the refrigerant temperature leaving the condenser at the time where the water reaches approximately 32° F.Type: ApplicationFiled: March 13, 2014Publication date: September 18, 2014Applicant: Manitowoc Foodservice Companies, LLCInventors: Daryl ERBS, Zhang LEI
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Publication number: 20140261132Abstract: Systems and methods for storing energy in gaseous form in submerged thin-walled tanks are secured to the ocean or lake floor but are open to the water at the tank bottoms and are configured to be filled with gas while submerged. A conduit operatively connected to the tanks provides flow from a surface source of an energy-containing gas to the tank interiors. Surface or subsurface pumping apparatus which may include piston-less pressure cylinders or have leveraged pistons provide a preselected flow rate of the energy-containing gas into the containment structure interior against a back pressure essentially equal to the static pressure of the body of water at the location of the tank to displace an equivalent volume of water through the open bottom. The conduit can be configured to allow heat transfer to vaporize liquefied gas prior to storage. Hydrogen gas can be generated and stored within the tank using Aluminum activated with Galinstan.Type: ApplicationFiled: March 14, 2013Publication date: September 18, 2014Inventors: Fevzi Zeren, Zekeriye Konukoglu
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Publication number: 20140238053Abstract: An ice making assembly and method utilizes a housing having an upper fluid chamber, a plurality of distinct, substantially vertical fluid channels, and at least one drain aperture in fluid communication with a fluid reservoir. Ice forming members extend from an ice forming evaporator into respective fluid channels. During an ice making event, fluid continuously supplied to the upper fluid chamber flows into each of the fluid channels and out through at least one drain aperture into a fluid reservoir below. The ice forming members are cooled such that fluid flowing across the fluid channels freezes on the ice forming members over time, forming clear ice pieces. The ice pieces are subsequently released from the ice forming members and transferred for storage and/or dispensing.Type: ApplicationFiled: May 6, 2014Publication date: August 28, 2014Applicant: WHIRLPOOL CORPORATIONInventors: ANDERSON BORTOLETTO, NIHAT O. CUR, DOUGLAS D. LECLEAR, ANDREW M. TENBARGE, RONALD L. VOGLEWEDE
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Patent number: 8800305Abstract: A retrofit ice making and bagging apparatus and retrofit installation method provide automatic supply of bags of ice into a freezer compartment. The apparatus has an outer housing with a lower end configured for securing on top of an aisle freezer so that openings in the lower end of the housing and upper end of the freezer are aligned to provide a passageway into the freezer compartment. An ice making unit and bag making and filling station are mounted in the housing. Ice is transported from the ice making station into partially formed bags at the bag making and filling station, and a bag is sealed and separated when a sufficient amount of ice is supplied to the bag. The bag making and filling station communicates with the passageway into a storage compartment in the freezer, whereby separated bags of ice fall into the storage compartment on completion.Type: GrantFiled: July 30, 2010Date of Patent: August 12, 2014Assignee: Schur Technology A/SInventors: Henrik Pape, Ken Strong
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Publication number: 20140216071Abstract: A method of interacting with a refrigeration appliance using a portable electronic device, wherein the refrigeration appliance comprises a refrigeration system comprising one or more refrigeration components and a controller adapted to control the one or more refrigeration components and wherein the portable electronic device comprises an application for interacting with the controller of the refrigeration appliance. The method comprising the steps of positioning the portable electronic device in proximity to the refrigeration appliance, establishing a wireless communication connection between the refrigeration appliance and the portable electronic device, and displaying information on the portable electronic device corresponding to the refrigeration appliance to which the portable electronic device is connected.Type: ApplicationFiled: February 4, 2014Publication date: August 7, 2014Applicant: True Manufacturing Company, Inc.Inventor: John Allen BROADBENT
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Patent number: 8794014Abstract: A refrigerator includes a refrigerator cabinet having a fresh food compartment and a freezer compartment. There is a fresh food compartment door for providing access to the fresh food compartment and an ice compartment mounted at the fresh food compartment door. A cold plate is mounted within the fresh food compartment and adapted for cooling the ice compartment when the fresh food compartment door is in a closed position.Type: GrantFiled: May 30, 2008Date of Patent: August 5, 2014Assignee: Whirlpool CorporationInventors: Tushar Kulkarni, Claiton Emilio Do Amaral
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Publication number: 20140208781Abstract: An ice maker comprising a refrigeration system, a water system, and a control system. The control system includes an air fitting disposed in the sump of the water system, a pneumatic tube, and a controller comprising a processor and an air pressure sensor. The air fitting defines a chamber in which air may be trapped and includes openings through which water in the sump is in fluid communication with the air in the chamber. The pneumatic tube is in fluid communication with the air pressure sensor and the air fitting. The air pressure sensor is adapted to sense a pressure corresponding to a sump water level. The controller is adapted to control the operation of the refrigeration system and the operation of the water system based upon the sump water level and to detect one or more failure modes of the water system based upon the sump water level.Type: ApplicationFiled: January 23, 2014Publication date: July 31, 2014Applicant: True Manufacturing Company, Inc.Inventor: John Allen BROADBENT