Timing Of Application Of Gas Or Vapor To Treated Material Based On Drying Variables Patents (Class 34/486)
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Patent number: 12049724Abstract: The present invention relates to an online system and a control method therefor, the online system comprising clothing devices which may receive physical information of a user, notify of a change in the physical information, register clothing information held by the user, put together the schedule of the user, weather, preferences, the trend in the area where the user is located, and information on the clothing being sold, and recommend customized clothing to the user.Type: GrantFiled: September 11, 2019Date of Patent: July 30, 2024Assignee: LG Electronics Inc.Inventors: Guang Jang, Mina Suh, Sungmin You, Sukhyun Lim, Juhee Jo
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Patent number: 11905644Abstract: A laundry treating appliance for treating laundry according to an automatic cycle of operation includes a cabinet defining a cabinet interior. A drum is rotatable within the cabinet interior, and at least partially defines a treating chamber. The treating chamber has a treating chamber air inlet and a treating chamber air outlet. A drying air circuit is fluidly coupled to the treating chamber air inlet and to the treating chamber air outlet. The laundry treating appliance can include first and second air temperature sensors, at least a first humidity sensor, and a controller operably coupled with the sensors.Type: GrantFiled: March 21, 2023Date of Patent: February 20, 2024Assignee: Whirlpool CorporationInventor: Roy E. Masters
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Patent number: 11649581Abstract: A clothes treating apparatus is provided. The apparatus includes a hanger on which clothes are hung and a blower unit having an air vent for blowing wind toward the clothes hung on the hanger. The hanger includes a supporter connected to the air vent of the blower unit, wherein a wind receiving space is formed inside the supporter, and a shoulder supporter extending from the supporter and forming a wind discharging space connected to the wind receiving space, wherein shoulder portions of the clothes are hung on the shoulder supporter. The wind discharging space includes a body wind path formed to blow wind toward a body portion of the clothes, and sleeve wind paths formed to blow wind toward sleeves of the clothes and diverging at an entrance of the body wind path. The body wind path includes an enlarged wind path portion which is formed at an exit of the body wind path and of which a wind path is enlarged downstream.Type: GrantFiled: December 17, 2020Date of Patent: May 16, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Naoki Kitayama, Shigenori Hato, Kazushi Mori
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Patent number: 11420085Abstract: An ozone cleaning system includes a decontamination chamber, a utility chamber coupled to the decontamination chamber, and a utility assembly disposed within the utility chamber. The utility assembly is configured to decontaminate at least one of contaminated gear and contaminated equipment positioned in the decontamination chamber by treating organic carcinogens. The utility assembly includes an ozone generator configured to provide ozone to the decontamination chamber, a humidifying unit configured to provide humidity to the decontamination chamber, and a vacuum blower configured to at least one of (i) generate a vacuum within the decontamination chamber and (ii) pull the ozone from the decontamination chamber following a decontamination process.Type: GrantFiled: December 7, 2018Date of Patent: August 23, 2022Assignee: Oshkosh CorporationInventors: Michael R. Moore, Matthew M. McLeish, John Schultz
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Patent number: 11058280Abstract: Disclosed herein is useful as a stored object detector and a method of detecting stored objects configured to capture an image a movable storage portion, and objects stored in the storage portion, and configured to acquire storage information including at least one of position, size and quantity of the stored object based on the captured image. In addition, disclosed herein is a dishwasher configured to identify at least storage area of dish stored in a dish storage basket. It is possible to estimate a position of a basket, although the number of feature points is small. Therefore, when installing a detection indicator corresponding to the feature point, which is separated from the general configuration, to the basket, it is not required to install a large number of detection indicator, and thus it is possible to improve the appearance of the dishwasher.Type: GrantFiled: August 31, 2017Date of Patent: July 13, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Morio Yoshimoto, Katsunori Araki, Hisashi Kawasaki, Toshihiro Kamii, Kazuo Shimizu
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Patent number: 10912442Abstract: A dishwashing appliance includes a tub defining a wash chamber. An inlet is defined in the tub and provides air flow into the wash chamber. An air handler selectively urges air through the inlet in one of a first direction and a second direction different from the first direction. The air flows from the inlet and through the wash chamber of the tub along a first defined path when the air handler urges air through the inlet in the first direction, and the air flows from the inlet and through the wash chamber of the tub along a second defined path when the air handler urges air through the inlet in the second direction.Type: GrantFiled: January 3, 2019Date of Patent: February 9, 2021Assignee: Haier US Appliance Solutions, Inc.Inventors: Thiyagarajan Sankaran Veerabhagu, Ramasamy Thiyagarajan, Timothy Kopera
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Patent number: 10236800Abstract: A system in which the operation of an electric motor is controlled by electronically controlled switches. The system includes the motor having a run winding and a start winding, a heating component, and a motor control subsystem. A control unit closes a first switch to energize the run winding, closes a second switch to energize the start winding, determines based on an amplitude and a lag time of a current flowing through the motor whether the motor has started and is running normally, and if so, opens the second switch to de-energize the start winding and closes a third switch to activate the heating component. The control unit determines whether the motor has started and is running normally by comparing the real time amplitude and lag time of the current to a plurality of stored amplitudes and lag times associated with different operating conditions.Type: GrantFiled: June 16, 2017Date of Patent: March 19, 2019Assignee: Nidec Motor CorporationInventors: Gregory A. Peterson, David E. Lass
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Patent number: 10113263Abstract: A laundry treating appliance having a rotatable drum defining a laundry treating chamber, where the laundry in the laundry treating chamber may be imaged and a condition of the laundry determined based on the imaging of the laundry. A notification can be provided to a user based on the determined motion condition.Type: GrantFiled: February 17, 2016Date of Patent: October 30, 2018Assignee: Whirlpool CorporationInventors: Farhad Ashrafzadeh, James P. Carow, Shreecharan Kanchanavally
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Patent number: 9255359Abstract: A method for controlling a rotatable-drum laundry drier to dry laundry in a drum is provided. The control method includes the steps of memorizing, in a memory device of the laundry drier, a comparison threshold variable in time according to a predetermined profile, and, at predetermined drying times in the laundry drying cycle, measuring an electric quantity indicating the moisture in the laundry at the drying time; comparing, at each drying time, the measured electric quantity with the memorized comparison threshold corresponding to the drying time; and determining the end of drying cycle time on the basis of this comparison.Type: GrantFiled: November 28, 2011Date of Patent: February 9, 2016Assignee: Electrolux Home Products Corporation N.V.Inventors: Fabio Altinier, Michele Bisaro, Roberto Ragogna
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Patent number: 8991068Abstract: Energy efficiencies are achieved in a dryer or washer/dryer by selectively varying temperature ranges, time periods, heater power levels, and air flow rates. Efficiency improvements on the order of 16% were obtained over typical constant power, constant temperature, timed drying cycles by varying one or more of these parameters. Efficiencies can also be improved by drawing air from alternative warm sources such as an attic or warm external environment, or by heat recovery from dryer exhaust passages.Type: GrantFiled: June 16, 2011Date of Patent: March 31, 2015Assignee: General Electric CompanyInventors: Venkat Ramprasad Lakkineni, Martin Mitchell Zentner, Sanjay Manohar Anikhindi, Steve Bernard Froelicher, Nicholas Okruch, Jr., Michael Thomas Beyerle, Joshua Stephen Wiseman, Nemetalla Salameh
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Patent number: 8959794Abstract: A control system for dryers in which the rotation speed of the motors are changed through frequent on/off connections to the electric power line. In accordance with the invention this task is solved by interrupting the electric power driving the electric motor for short periods in such a way that the motor does not come to a complete standstill or remains at a constant speed below the maximum speed. The motor power interruption or application is based upon readings of sensors reading dryer parameters other than the actual speed of the motor being controlled.Type: GrantFiled: October 17, 2012Date of Patent: February 24, 2015Inventor: Roderich W. Graeff
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Patent number: 8910397Abstract: A method for estimating the temperature of a laundry load in a treating chamber of a laundry dryer.Type: GrantFiled: May 6, 2013Date of Patent: December 16, 2014Assignee: Whirlpool CorporationInventors: Enrico Bellinetto, Davide Colombo, Paolo Crosta, Fedrico Visconti
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Patent number: 8869424Abstract: A method and an associated apparatus for drying moisture-laden air from a working chamber of a water-bearing machine, in particular a dishwasher, comprises: setting the temperature of the moisture-laden air in the working chamber to between 40° C. and 50° C., setting the temperature of a cooling medium in a heat exchanger to less than 20° C., and conducting the moisture-laden air, of which the temperature has been adjusted in this way, out of the working chamber through the heat exchanger.Type: GrantFiled: June 19, 2013Date of Patent: October 28, 2014Assignee: Etimex Technical Components GmbHInventors: Heinz Hermann, Adalbert Kasper
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Patent number: 8819958Abstract: A method of operating a laundry treating appliance having a rotatable treating chamber for receiving laundry to be dried according to a predetermined cycle of operation and determining when the laundry is dry.Type: GrantFiled: November 8, 2010Date of Patent: September 2, 2014Assignee: Whirlpool CorporationInventors: Ryan R. Bellinger, Christopher J. Woerdehoff
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Patent number: 8661706Abstract: A method for controlling the operation of a clothes dryer by determining a load size estimation based on at least one of a temperature variation of the laundry load and a delay time wherein the delay time is a time it takes for the temperature variation to satisfy a predetermined threshold.Type: GrantFiled: July 23, 2012Date of Patent: March 4, 2014Assignee: Whirlpool CorporationInventor: Ryan R. Bellinger
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Publication number: 20140047734Abstract: A prebake equipment for drying a substrate (105) and an air discharge method, the prebake equipment comprising: a bottom plate (105), a periphery frame (101) and an upper cover plate, the bottom plate (105) and the upper cover plate being spaced from each other, the periphery frame (101) being provided between the bottom plate (105) and the upper cover plate such that the bottom plate (105), the periphery frame (101) and the upper cover plate define a cavity, wherein discharge holes are provided at the periphery frame (101) and a filler (104) for filtering moisture and dust in the air stream is provided between the bottom plate (105) and the periphery frame (101).Type: ApplicationFiled: November 9, 2012Publication date: February 20, 2014Applicants: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xudong Cao, Seong Cho Lee, Dongdong Yin, Kun Li, Xinxiao Hua, Lifeng Wu, Chao Li, Wenxu Wang
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Patent number: 8549770Abstract: An apparatus and method of drying laundry in a treating chamber with a partially dry laundry load determination.Type: GrantFiled: August 31, 2011Date of Patent: October 8, 2013Assignee: Whirlpool CorporationInventors: Ryan R. Bellinger, Andrew E. Spangler, Christopher J. Woerdehoff
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Patent number: 8544187Abstract: Disclosed herein are a clothes dryer and a control method thereof in which a drying time is adjusted according to wool content during a drying cycle of a wool course. Wool content of woolen textiles is judged by sensing a dryness of the woolen textiles during a drying cycle of a wool course, and a drying time is adjusted according to the wool content, thereby minimizing contraction or deformation of the woolen textiles while satisfying the range of a target dryness set by wool mark standards. Further, only a high-capacity heater is driven during the drying cycle of the wool course, thereby allowing an internal temperature of a rotary drum to keep the optimum temperature without contraction or deformation of the woolen textiles.Type: GrantFiled: March 21, 2011Date of Patent: October 1, 2013Assignee: Samsung Electronics Co., Ltd.Inventors: Hee Jung Choi, Geun Kang, Do Haeng Kim
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Publication number: 20130219741Abstract: A washing machine and a control method therefore are disclosed. The washing machine includes a cabinet (10); a tub (100) fixed to the cabinet (10); a drum (300) rotatably provided in the tub (100); a dry duct (20) which heats air exhausted from the tub (100) a predetermined temperature, to re-supply the heated air to the tub (100); condensation unit (170) which condenses moisture on at least a predetermined area of an inner circumferential surface of the tub (100) by heat-exchanging external air of the cabinet (10) with at least predetermined area of an outer circumferential surface of the tub (100); and sensing unit (410) which senses the amount of condensate generated in the tub (100). A washing machine and a control method thereof are disclosed.Type: ApplicationFiled: September 30, 2011Publication date: August 29, 2013Inventor: Sangwook Hong
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Patent number: 8418378Abstract: A condensation dryer is provided which has a heat pump in which a coolant circulates; a compressor; a temperature sensor to measure a temperature of the coolant; and a controller. The controller has a first comparator to compare the temperature of the coolant with an upper limiting temperature of the coolant; a switch to switch the compressor off if the temperature of the coolant is greater than or equal to the upper limiting temperature and to switch the compressor on after each compressor disconnection. A counter ascertains the number of occurrences at which the compressor is switched off. The counter is incremented by 1 each time the compressor is switched off. A second comparator compares the number of occurrences with a prespecified limiting number and evaluates the difference between the number of occurrences and the prespecified limiting number with respect to the presence of an impermissible operating state.Type: GrantFiled: July 31, 2009Date of Patent: April 16, 2013Assignee: BSH Bosch und Siemens Hausgeraete GmbHInventors: Thomas Nawrot, Ulrich Nehring
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Patent number: 8397400Abstract: High-temperature method for the treatment of lumber, the method comprising the steps of providing stacks (10) of lumber, restraining those stacks, subjecting the stacks to a first conditioning phase, drying the stacks in an air stream at a temperature of not less than 120° C., cooling the stacks and subsequently subjecting the stacks to a second conditioning phase, and further cooling the dried stacks in ambient temperature air stream.Type: GrantFiled: November 23, 2010Date of Patent: March 19, 2013Assignee: Forest Research Institute MalaysiaInventors: Kheng Ten Choo, Huei Shing Sik
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Publication number: 20120285035Abstract: A method for controlling the operation of a clothes dryer by determining a load size estimation based on at least one of a temperature variation of the laundry load and a delay time wherein the delay time is a time it takes for the temperature variation to satisfy a predetermined threshold.Type: ApplicationFiled: July 23, 2012Publication date: November 15, 2012Applicant: WHIRLPOOL CORPORATIONInventor: RYAN R. BELLINGER
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Patent number: 8302326Abstract: A steam dryer control method controls the amount of water supplied to a heater to adjust an amount of steam. The steam dryer control method includes turning on a steam heater, turning on a water supply valve and counting the number of lapses of unit water supply duration at any time when the unit water supply duration elapses, and rotating a drum when the number of lapses of the unit water supply duration reaches a preset number.Type: GrantFiled: August 27, 2009Date of Patent: November 6, 2012Assignee: Daewoo Electronics CorporationInventor: Ju Dong Lee
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Patent number: 8250776Abstract: A method of operating and managing a laundry room machine that performs a washing operation and a drying operation according to a payment made by customers is provided. The method includes setting information of payments and operating conditions and setting operating conditions according to a payment additionally inserted while a drying operation is performed, receiving information of a payment insertion from the payment device and operating a predetermined operation according to the set operating conditions, and receiving information of an additional payment insertion from the payment device while a drying operation is performed and performing an additional drying operation according to the information of the additional payment insertion based on the setting operating conditions according to the payment additionally inserted while the drying operation is performed.Type: GrantFiled: May 24, 2007Date of Patent: August 28, 2012Assignee: LG Electronics Inc.Inventors: Hea-Kyung Yoo, Tae-Hoon Lim
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Publication number: 20120210595Abstract: High-temperature method for the treatment of lumber, the method comprising the steps of providing stacks (10) of lumber, restraining those stacks, subjecting the stacks to a first conditioning phase, drying the stacks in an air stream at a temperature of not less than 120° C., cooling the stacks and subsequently subjecting the stacks to a second conditioning phase, and further cooling the dried stacks in ambient temperature air stream.Type: ApplicationFiled: November 23, 2010Publication date: August 23, 2012Inventors: Kheng Ten Choo, Huei Shing Sik
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Patent number: 8196313Abstract: A method for controlling a dryer includes the steps of sensing an amount of laundry in the dryer, setting a primary drying time period T1 of the dryer with reference to the amount of laundry sensed thus, setting a secondary drying time period T2 in the middle of drying according to the primary drying time period set thus, and drying the laundry according to the secondary drying time period T2 set thus, whereby permitting setting of a more accurate drying time period because the drying time period of the dryer is set two times.Type: GrantFiled: March 14, 2007Date of Patent: June 12, 2012Assignee: LG Electronics Inc.Inventor: Jong Hye Han
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Patent number: 8187387Abstract: Disclosed herein are a dryer and a method of controlling a cleaning operation thereof that are capable of supplying moisture into a drying chamber of the dryer to wet contaminants in the drying chamber and blowing air to the wetted contaminants to remove the contaminants. The method includes supplying moisture into a drying chamber to wet contaminants in the drying chamber and removing the contaminants wetted by the moisture.Type: GrantFiled: July 10, 2008Date of Patent: May 29, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Tai Eun Kim, Jeong Han Kim, Byoung Yull Yang
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Patent number: 8156660Abstract: A method and apparatus for drying clothes by adjusting the heat input into a drying chamber of a clothes dryer based on the airflow rate through the drying chamber.Type: GrantFiled: September 22, 2005Date of Patent: April 17, 2012Assignee: Whirlpool CorporationInventor: James Phillips Carow
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Publication number: 20120042536Abstract: A drying system is provided. The drying system is configured to dry a person after the person exits a water feature. The drying system has a blower system configured to blow a gas proximate the person. The drying system has a controller system for operating the blower. The gas used in the drying system is configured to dry to the person after getting at least partially wet in the water feature.Type: ApplicationFiled: August 23, 2011Publication date: February 23, 2012Inventor: Jeffrey C. White
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Publication number: 20110265343Abstract: Disclosed herein are a clothes dryer and a control method thereof in which a drying time is adjusted according to wool content during a drying cycle of a wool course. Wool content of woolen textiles is judged by sensing a dryness of the woolen textiles during a drying cycle of a wool course, and a drying time is adjusted according to the wool content, thereby minimizing contraction or deformation of the woolen textiles while satisfying the range of a target dryness set by wool mark standards. Further, only a high-capacity heater is driven during the drying cycle of the wool course, thereby allowing an internal temperature of a rotary drum to keep the optimum temperature without contraction or deformation of the woolen textiles.Type: ApplicationFiled: March 21, 2011Publication date: November 3, 2011Applicant: Samsung Electronics Co., Ltd.Inventors: Hee Jung CHOI, Geun Kang, Do Haeng Kim
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Patent number: 8002901Abstract: Drying of wet workpiece, such as a magnetic recording media, following a wet clean process where the wet workpiece is displaced from a liquid volume into a gaseous volume at a pull speed that is dependent on the temperature of the gaseous volume.Type: GrantFiled: January 15, 2009Date of Patent: August 23, 2011Assignee: WD Media, Inc.Inventors: Chaoyuan Chen, George Galluzi, John Cho
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Patent number: 7913418Abstract: An automatic clothes dryer comprises a cabinet defining an interior space in which is rotatably mounted a drum that defines a drying chamber, a heater assembly having a heating element for heating air, and a motor for rotating the drum. A blower is mounted within the interior space and is fluidly coupled to the drying chamber for moving heated air through the drying chamber. A first temperature sensor is mounted upstream of the heating element. A second temperature sensor is mounted downstream of the blower. Outputs from the temperature sensors are utilized with one or more methods to determine the air flow characteristics through the dryer.Type: GrantFiled: October 22, 2007Date of Patent: March 29, 2011Assignee: Whirlpool CorporationInventors: James P. Carow, Mark E. Glotzbach
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Publication number: 20110041562Abstract: An apparatus and method for actively dehumidifying the treating chamber of a laundry treating appliance to retard or eliminate the adverse effects of moisture-laden laundry remaining in the treating chamber or moisture remaining in the treating chamber or other areas of the appliance.Type: ApplicationFiled: August 21, 2009Publication date: February 24, 2011Applicant: WHIRLPOOL CORPORATIONInventors: BARBARA A. BALINSKI, KARL D. MCALLISTER
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Publication number: 20100205825Abstract: A laundry treating appliance and method for controlling the operation of a laundry treating appliance comprising a treating chamber by determining the presence of a bulky laundry item based on image data of the laundry.Type: ApplicationFiled: February 19, 2009Publication date: August 19, 2010Applicant: WHIRLPOOL CORPORATIONInventors: FARHAD ASHRAFZADEH, JAMES P. CAROW, SHREECHARAN KANCHANAVALLY
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Patent number: 7735239Abstract: A drying machine according to the present invention includes an interface unit connected to a separate washing machine with a data communication line for receiving load information from the washing machine, a rotatable drum containing a load of wet clothes which are previously washed by the washing machine, and an air supply system coupled to the drum for supplying dry air into the drum. The machine further includes a heater coupled to the air supply system for heating the dry air, and a dryer controller generating a control signal to the heater in accordance with a set of operation values which are determined based on the load information.Type: GrantFiled: June 20, 2006Date of Patent: June 15, 2010Assignee: LG Electronics Inc.Inventors: Hae Deog Jeong, In Haeng Cho, Jae Suk Yang
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Publication number: 20100126037Abstract: An energy-efficient method and apparatus for drying pelletized, moist organic material is described. The method consists of a rapid, high temperature static drying process in a shallow bed, followed by traditional vertical static drying in a deep bed. Hot exhaust gas from the shallow-bed, hot-temperature static dryer is then recirculated to provide thermal energy to the deep-bed, warn-temperature static dryer. This invention can be used to convert wet, organic waste materials such as animal and poultry waste, municipal wastewater sludge, urban post-consumer food waste, or manufactured food byproducts and residuals into solid fuel.Type: ApplicationFiled: November 25, 2008Publication date: May 27, 2010Inventors: William H. Moss, Richard J. Romanek, JR.
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Patent number: 7707741Abstract: A system and method for drying cavities loaded with high level waste (“HLW”) is devised. The invention utilizes a non-intrusive procedure that is based on monitoring the dew point temperature of a non-reactive gas that is circulated through the cavity. In one aspect, the invention is a method comprising: a) flowing a non-reactive gas through the cavity; b) repetitively measuring the dew point temperature of the non-reactive gas exiting the cavity; and c) upon the dew point temperature of the non-reactive gas exiting the cavity reaching and remaining below a predetermined dew point temperature for a predetermined time, discontinuing the flow of the non-reactive gas and sealing the cavity. In another aspect, the invention is a system designed to carry out the method.Type: GrantFiled: June 6, 2005Date of Patent: May 4, 2010Inventor: Krishna Singh
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Publication number: 20100083528Abstract: The method of drying of the present invention includes providing a dryer with a payment receiving means providing a heat source in thermal communication with the dryer. Clothes are then inserted into the dryer and a means of payment to the payment receiving means of the dryer is provided. A drying cycle is then initiated to operate the dryer. Moisture is sensed in the clothes ax the dryer is being operated. The dryer is turned off when the moisture in the clothes exceeds a predetermined amount representing a dry load. Payment is received from the means of payment while the dryer is in operation. Payment is stopped from the means of payment when the dryer has ceased operation. As a result, the user has paid only for the time for the dryer to provide a dry load of laundry.Type: ApplicationFiled: October 1, 2009Publication date: April 8, 2010Applicant: American Dryer Corp.Inventor: Dennis Slutsky
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Patent number: 7676954Abstract: A drying method for a household appliance such as a dishwasher comprises a Peltier-element in addition to a heat-emitting part and also a heat-absorbing part for drying the washed items in the treatment area of the dishwasher. The heater-absorbing part cools a lateral wall of the washing container, which guides condensation of humidity into the air of the treatment area. Also, the air of the treatment area is circulated about an air channel by a blower and the air in the air channel is simultaneously heated with the aid of the heat-emitting part of the Peltier-element. The relative humidity of the air is reduced and the capacity of the air of the absorbing humidity is increased.Type: GrantFiled: August 23, 2005Date of Patent: March 16, 2010Assignee: BSH Bosch und Siemens Hausgeraete GmbHInventors: Egbert Classen, Michael Rosenbauer, Wolfgang Steck, Martin Stickel
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Patent number: 7581335Abstract: The present invention provides a drying apparatus capable of satisfactorily drying a workpiece by using a dry vapor The drying apparatus has a control device for controlling a supply of a carrier gas and a supply of a dry vapor into a processing tank holding workpieces. A drying process carries out a carrier gas supply step of supplying the carrier gas and a mixed fluid supply step of supplying a mixed fluid prepared by mixing the carrier gas and the dry vapor alternately. A total mixed fluid supply time for which the mixed fluid supply step is executed is not shorter than 57% of a total processing time for which the carrier gas supply step and the mixed fluid supply step are executed.Type: GrantFiled: November 8, 2006Date of Patent: September 1, 2009Assignee: Tokyo Electron LimitedInventors: Hiroshi Tanaka, Hidetoshi Nakao, Naoki Shindo, Atushi Yamashita, Tsukasa Hirayama, Kotaro Tsurusaki
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Publication number: 20090199427Abstract: The present invention relates to a dryer, and a method for controlling the same. The method includes the steps of sensing an amount of laundry in the dryer, setting a primary drying time period T of the dryer with reference to the amount of laundry sensed thus, setting a secondary drying time period T in the middle of drying according to the primary drying time period set thus, and drying the laundry according to the secondary drying time period T set thus, whereby permitting setting of a more accurate drying time period because the drying time period of the dryer is set two times.Type: ApplicationFiled: March 14, 2007Publication date: August 13, 2009Inventor: Jong Hye Han
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Publication number: 20090113755Abstract: A laundry machine, more particularly, a dryer and a control method of a dryer may be disclosed. A control method of a dryer includes (a) of supplying an additive to a drum in an initial part of a drying cycle for drying a drying object; and (b) of supplying an additive to the drum in a last part of the drying cycle.Type: ApplicationFiled: October 28, 2008Publication date: May 7, 2009Inventors: Chul Jin Choi, Sang Hun Bae, Yang Hwan Kim, Min Ji Kim
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Publication number: 20090083990Abstract: A steam home appliance and a control method thereof are disclosed. The method for controlling a steam home appliance includes sensing a temperature of water for generating steam, determining a heating time of heating water to generate steam according to the sensed temperature, and correcting a predetermined operating time of the steam home appliance according to the determined heating time. Accordingly, the steam home appliance is convenient in use by setting a correct operating time during operation using steam.Type: ApplicationFiled: September 30, 2008Publication date: April 2, 2009Inventors: Sang Hun Bae, Chang Woo Son, Ju Han Yoon
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Publication number: 20090077827Abstract: The present invention provides a dryer and a method for controlling the same, which prevents foreign matters from entering into a heater and can remove the foreign matters from the heater. The dryer includes a drum for holding a drying object, a heater for heating air to provide hot air to the drum, a duct for forming a flow passage for introducing the hot air heated at the heater to the drum, a fan for controlling an air flow in the duct, and a microcomputer for controlling operation of the fan and the heater for removing foreign matters accumulated on the heater. The method for controlling a dryer having a heater and a fan includes the steps of a foreign matter removing step for removing foreign matters from the heater by driving the fan in a state the heater is not operated, and a drying course step for performing a drying course by driving the heater after the foreign matter removing step.Type: ApplicationFiled: April 16, 2007Publication date: March 26, 2009Inventor: Young Jin Doh
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Patent number: 7425688Abstract: A heating assembly for heating a hot air stream flowing in a flow passage of a tumble dryer. The heating assembly is configured for installation in the flow passage and comprises at least one heating element and at least one temperature sensor. The heating element is arranged such that the hot air stream can flow around it in a passing direction (D). The at least one temperature sensor can detect the temperature of the hot air stream and is arranged such that it projects into a core area of the hot air stream.Type: GrantFiled: May 6, 2005Date of Patent: September 16, 2008Assignee: DBK David + Baader GmbHInventors: Andreas Loesch, Ralf Frohn, Jerome Grunewald, Jens Koehne
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Publication number: 20080148596Abstract: Method for controlling a dryer having a steam generator for generating high temperature steam with heat generation of a steam heater, including a hot air supply step for supplying dried hot air to a drum for drying clothes, and a moisture supply step for supplying moisture to the drum for removing static electricity from the clothes dried in the hot air supply step.Type: ApplicationFiled: October 31, 2007Publication date: June 26, 2008Applicant: LG ELECTRONICS INC.Inventors: Chang Woo Son, Sang Hun Bae, Chul Jin Choi, Dong Hyun Kim, Young Bok Son, Heung Jae Kim
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Patent number: 7353624Abstract: A clothing drying machine, which terminates drying operation when a dryness level of the drying machine reaches a target level desired by a user, and a method for sensing the dryness level using the same. The method includes counting the frequency of a case, in which voltage sensed by an electrode sensor, in which the voltage varies according to moisture content of clothing, is more than a predetermined reference voltage; and terminating drying operation when the frequency counted by the counting unit for a predetermined reference time is in the range of one of predetermined dryness levels.Type: GrantFiled: September 13, 2005Date of Patent: April 8, 2008Assignee: Samsung Electronics Co., Ltd.Inventors: Young Suk Chung, Su Young Byun
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Patent number: 7082695Abstract: A power-saving drying machine control method used in a drying machine is disclosed to include the steps of (a) enabling the temperature (or relative humidity) control unit of a central control unit to start working and to detect the temperature (or relative humidity) at the exhaust port of the drying machine through a temperature (or relative humidity) sensor once per a predetermined time unit when the temperature (or relative humidity) sensor detected a predetermined temperature (or relative humidity) value, and (b) driving the central control unit to shut off the drying machine when at least two temperature (or relative humidity) differences of at least three proceeding temperature (or relative humidity) values obtained from the exhaust port of the drying machine through the temperature (or relative humidity) sensor are within the precision of the temperature (or relative humidity) sensor.Type: GrantFiled: January 24, 2005Date of Patent: August 1, 2006Inventors: King-Leung Wong, Huann-Ming Chou, Tsung-Lieh Hsien, Jenn-Fa Lee
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Patent number: 7017280Abstract: A method of controlling the operation of a dryer including both a variable heat source and a variable speed blower includes varying only one of the variable heat source and the variable speed blower, while maintaining the other one in a fixed state.Type: GrantFiled: June 27, 2003Date of Patent: March 28, 2006Assignee: General Electric CompanyInventors: Jeremy Michael Green, Douglas Allen Riddle
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Patent number: 6931759Abstract: An apparatus for sensing a dryness degree in an exhaust type clothes dryer and a control method using the same, includes an electrode sensor for sensing a clothes drying state based on the humidity of the clothes in the drum, and a thermistor for sensing the temperature of the air discharged after drying the clothes. By comparing the clothes drying state and discharged air temperature, the operation of the dryer is controlled, so that the drying of clothes can be accurately performed, thus to improve efficiency and performance of an exhaust type clothes dryer.Type: GrantFiled: January 21, 2002Date of Patent: August 23, 2005Assignee: LG Electronics Inc.Inventors: Hae-Deog Jeong, Soon-Jo Lee