Of Temperature Or Pressure Of Device Or Component Thereof Patents (Class 347/17)
  • Patent number: 11917748
    Abstract: Provided is an electric wiring member supported by a support member that supports a recording element substrate configured to eject a liquid. The electric wiring member has a signal line for transmitting a drive signal used for driving the recording element substrate, a power line for supplying drive power to the recording element substrate, and a heat generating resistive line for heating the support member. The power line is arranged between the signal line and the heat generating resistive line.
    Type: Grant
    Filed: March 16, 2022
    Date of Patent: February 27, 2024
    Assignee: Canon Kabushiki Kaisha
    Inventor: Takamitsu Tokuda
  • Patent number: 11878517
    Abstract: A liquid discharging apparatus includes: a head having a plurality of nozzles; and a controller. The controller executes: a discharging processing of discharging liquid, from each of the nozzles toward a recording medium, in a liquid droplet amount which is selected for each of pixels from at least three kinds of liquid droplet amounts; and a total discharge amount calculating processing of calculating a total discharge amount of the liquid to be discharged from the nozzles in the discharging processing, based on the liquid droplet amount selected for each of the pixels and a discharge duty which is density of the liquid droplet per a unit area of the recording medium.
    Type: Grant
    Filed: August 11, 2021
    Date of Patent: January 23, 2024
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Satoru Arakane, Tomohiro Nodsu
  • Patent number: 11872825
    Abstract: A head cooling device includes a refrigerant supplying portion, a switching portion, and a switch processing portion. The refrigerant supplying portion supplies a refrigerant to each of a plurality of recording heads, which ejects ink, through a supplying path. The switching portion can switch a corresponding supplying path of at least one of the plurality of recording heads. The switch processing portion controls the switching portion to switch the corresponding supplying path so as to decrease the temperature difference among the plurality of recording heads.
    Type: Grant
    Filed: June 20, 2022
    Date of Patent: January 16, 2024
    Assignee: KYOCERA Document Solutions Inc.
    Inventor: Kakeru Tanaka
  • Patent number: 11858266
    Abstract: A printer includes an ink ejecting section that ejects ink from a nozzle, an ink circulation path including an ink flow path through which the ink can be supplied to an ink ejecting section and an ink return path through which the ink supplied to the ink ejecting section is returned, a warming device including a temperature control module provided in the ink circulation path, where the warming device can heat the ink in the temperature control module, and a feed pump that can flow the ink in the ink circulation path, wherein the flow rate of the ink, in the ink circulation path, heated by the warming device is adjusted.
    Type: Grant
    Filed: August 4, 2021
    Date of Patent: January 2, 2024
    Assignee: Seiko Epson Corporation
    Inventors: Kazuhito Hori, Shinya Komatsu, Hitotoshi Kimura
  • Patent number: 11849627
    Abstract: An apparatus includes a plurality of head portions which supplies droplets on a processing substrate, and a controller which applies a signal to each of the head portions, where the controller controls each of the head portions to supply the droplets on the processing substrate, where the signal includes a difference between a preset location of a pixel and an actual location of a pixel.
    Type: Grant
    Filed: July 21, 2021
    Date of Patent: December 19, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Satoshi Tomoeda, Dongsul Kim, Jongkil Han
  • Patent number: 11840075
    Abstract: An integrated circuit includes thermal tracking logic, control logic, and an output interface. The thermal tracking logic determines a temperature of a fluid ejection die. The control logic defines an emulated parameter of the fluid ejection die as a function of the temperature of the fluid ejection die. The output interface outputs the emulated parameter to a printer system based on the function and the temperature of the fluid ejection die.
    Type: Grant
    Filed: July 13, 2022
    Date of Patent: December 12, 2023
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: John Rossi, Erik D. Ness, James Michael Gardner, Scott A. Linn
  • Patent number: 11840078
    Abstract: A recording apparatus includes a storage unit, a supply flow path, a degassing unit, and a temperature adjustment unit. The storage unit stores liquid that is supplied to a recording head that discharges the liquid. The supply flow path connects the storage unit and the recording head. The degassing unit degases the liquid flowing in the supply flow path. The temperature adjustment unit is positioned between the storage unit and the degassing unit and adjusts a temperature of the liquid flowing in the supply flow path.
    Type: Grant
    Filed: November 11, 2021
    Date of Patent: December 12, 2023
    Assignee: Canon Kabushiki Kaisha
    Inventor: Takaya Sato
  • Patent number: 11810813
    Abstract: A system for designing a temperature sensor arrangement includes a processor and a non-transitory computer readable medium, including instructions, connected to the processor. The processor is configured to execute the instructions for designing a sensor array, the sensor array includes a first transistor of a first device, and a plurality of second transistors of a second device. The processor is configured to execute the instructions for designing a guard ring region between the sensor array and another circuit of an integrated circuit, the guard ring region includes a transistor structure. The processor is configured to execute the instructions for designing a thermally conductive element between the sensor array and the guard ring region, the thermally conductive element is connected to the transistor structure, the first transistor and each of the plurality of second transistors. The processor is configured to execute the instructions for generating the temperature sensor arrangement.
    Type: Grant
    Filed: November 17, 2020
    Date of Patent: November 7, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Jaw-Juinn Horng, Szu-Lin Liu
  • Patent number: 11794480
    Abstract: A head unit includes a plurality of recording heads and a liquid supply unit. The liquid supply unit includes a body housing, an external connection port, and a head connection port. A body housing is positioned above the nozzles of the plurality of recording heads and has thereinside a common flow path through which the liquid passes. An external connection port is provided in the body housing, communicates with one end of the common flow path, is connected to an external liquid supply source, and through which the liquid passes. A head connection port is provided in the body housing and communicates with the other end side of the common flow path, is connected to each of the plurality of recording heads, and through which the liquid passes.
    Type: Grant
    Filed: March 15, 2022
    Date of Patent: October 24, 2023
    Assignee: KYOCERA DOCUMENT SOLUTIONS INC.
    Inventors: Kikunosuke Tsuji, Ryo Matsuyama
  • Patent number: 11787189
    Abstract: A liquid ejecting head and a liquid ejecting apparatus can suppress decrease in ejection accuracy while suppressing increase in cost and decrease in productivity. To this end, a sub-tank is attached to a bottom of a main body part with a greater number of screws on the front side where the stiffness is low than that on the back side where the stiffness is high.
    Type: Grant
    Filed: June 16, 2021
    Date of Patent: October 17, 2023
    Assignee: Canon Kabushiki Kaisha
    Inventors: Shimpei Yoshikawa, Hiroki Tajima, Takeho Miyashita
  • Patent number: 11745506
    Abstract: A liquid discharge method of discharging a liquid from a nozzle of a liquid discharge head by applying a drive pulse to a drive element of the liquid discharge head includes an acquisition step of acquiring a recording condition, and a driving step of applying the drive pulse to the drive element. The drive pulse includes a first potential, a second potential different from the first potential, and a third potential different from the first potential and the second potential. The second potential is to be applied after the first potential, and the third potential is to be applied after the second potential. In the liquid discharge method, in the driving step, the drive pulse in which a time of the second potential varies depending on the recording condition acquired in the acquisition step is applied to the drive element.
    Type: Grant
    Filed: January 21, 2021
    Date of Patent: September 5, 2023
    Assignee: Seiko Epson Corporation
    Inventors: Toshiro Murayama, Takahiro Katakura, Nobuaki Ito
  • Patent number: 11731434
    Abstract: A printer includes a record section, a discharge section, a mount section, a movable rib, a move section, and a control section. The record section records on a sheet by ejecting an ink to the sheet. The discharge section discharges the sheet. The mount section has a mount surface on which the sheet discharged is mounted. A movable rib is configured to protrude from the mount surface and supports the sheet. The dimension of the movable rib in an A-direction is larger than the dimension thereof in a Y-direction. The move section moves the movable rib in a C-direction. The control section controls, based on temperature and humidity information, movement of the movable rib made by the move section.
    Type: Grant
    Filed: October 11, 2021
    Date of Patent: August 22, 2023
    Assignee: Seiko Epson Corporation
    Inventor: Atsushi Takei
  • Patent number: 11724505
    Abstract: A maintenance system for spray head includes an ink cavity of the spray head communication with the external environment through spray holes. The ink cavity of the spray head is connected with a first accommodating cavity of a first regulating device through a pipeline; when the ink in the ink circulation loop is in a circulating flow state, the ink flows into the ink cavity of the spray head from the first accommodating cavity; because the first accommodating cavity and the ink cavity of the spray head are in a communication state, the change of the first air pressure within the first negative pressure range can make the ink in the first accommodating cavity and the ink cavity of the spray head oscillate at the same time.
    Type: Grant
    Filed: September 16, 2022
    Date of Patent: August 15, 2023
    Assignee: SHENZHEN CNTOP DIGITAL EQUIPMENT CO., LTD.
    Inventors: Shuzhang Liao, Hua Jiang, Leile Zeng, Wei Lin
  • Patent number: 11724512
    Abstract: A liquid circulation mechanism includes a first storage portion configured to store liquid to be supplied to a liquid discharging head, a second storage portion configured to store the liquid collected from the liquid discharging head, a third storage portion configured to store the liquid between the second storage portion and the first storage portion, a first check valve allowing flow of the liquid from the second storage portion to the third storage portion while regulating flow of the liquid from the third storage portion to the second storage portion, in the second collection flow path, and a second check valve allowing flow of the liquid from the third storage portion to the first storage portion while regulating flow of the liquid from the first storage portion to the third storage portion, in the third collection flow path.
    Type: Grant
    Filed: January 27, 2022
    Date of Patent: August 15, 2023
    Assignee: Seiko Epson Corporation
    Inventors: Toshio Nakata, Yuichi Urabe, Hisashi Sato, Sawako Tsujimura, Shinji Hirata, Yoshiaki Kishii
  • Patent number: 11697289
    Abstract: A liquid circulation device includes a liquid chamber that stores a liquid that is to be supplied to a liquid discharge head. A pipeline through which the liquid can be circulated between the liquid chamber and the liquid discharge head is provided. A heater heats the liquid circulating in the pipeline. A first temperature sensor measures the temperature of the heater, and a second temperature sensor measures the temperature of the liquid in the pipeline. A controller controls the heating of the heater based on the liquid temperature measured by the second temperature sensor. The controller also monitors a change in the measured temperature of the heater over time and turns off the heating of the heater when the monitored change satisfies a predetermined stop condition.
    Type: Grant
    Filed: August 10, 2021
    Date of Patent: July 11, 2023
    Assignee: Toshiba Tec Kabushiki Kaisha
    Inventor: Taiki Goto
  • Patent number: 11691430
    Abstract: To reduce the amount of a liquid that remains in a boundary portion between a pressure receiving plate and a flexible member. Provides is a pressure control unit including a pressure chamber configured, at least a part of a wall forming the pressure chamber being formed of a flexible member; a flow inlet; a flow outlet; a pressure receiving plate, which is provided on an inner surface of the flexible member, and is to be displaced toward an inner side and an outer side of the pressure chamber; a valve member configured to open and close the flow inlet in accordance with the displacement of the pressure receiving plate; and an internal flow passage, which extends in a boundary portion between the pressure receiving plate and the flexible member along the inner surface of the flexible member, and is opened on a side surface of the pressure receiving plate.
    Type: Grant
    Filed: March 2, 2022
    Date of Patent: July 4, 2023
    Assignee: Canon Kabushiki Kaisha
    Inventor: Takeshi Ninagawa
  • Patent number: 11660867
    Abstract: A liquid ejection head includes a flow path-forming part having a flow path for liquid supplied from a liquid reservoir and a plurality of outlet ports for discharging the liquid, a liquid ejecting unit having a plurality of inlet ports into which the liquid flows and a plurality of ejection element rows corresponding to the inlet ports and each having a plurality of ejection elements to eject the liquid, and a sealing member having a sealing opening which allows communication between the plurality of outlet ports and the plurality of inlet ports. sealing member seals a portion between the flow path-forming part and the liquid ejecting unit so that the plurality of outlet ports and the plurality of inlet ports are in communication. A plurality of the sealing openings are provided for the sealing member, and at least one of the sealing openings has at least two inlet ports.
    Type: Grant
    Filed: December 4, 2020
    Date of Patent: May 30, 2023
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yosuke Takagi, Hiroki Tajima, Kyosuke Toda, Naoko Shimizu, Shimpei Yoshikawa
  • Patent number: 11646683
    Abstract: The present application provides a method for speed estimation, device, electronic device, and storage medium, and relates to the technical field of rotational speed estimation. The method for speed estimation is applied to a three-phase brushless motor: firstly, acquire voltages of three terminals of a three-phase brushless motor; secondly, take the voltage difference value of each two terminals as an equivalent line voltage; thirdly, determine a virtual Hall signal according to a zero-crossing point of the equivalent line voltage; and lastly, estimate the rotational speed of the three-phase brushless motor according to the virtual Hall signal. The method for speed estimation, device, electronic device, and storage medium provided in the present application have the advantage of being simpler for rotational speed estimation.
    Type: Grant
    Filed: December 21, 2021
    Date of Patent: May 9, 2023
    Assignee: HUNAN MEGMEET ELECTRICAL TECHNOLOGY CO., LTD
    Inventors: Qing Zhang, Yun Gao
  • Patent number: 11602763
    Abstract: The invention relates to a dosing system (1) for a dosing material having a dosing device (5) with a housing (11), the housing (11) comprising a feed channel (80) for dosing material, a nozzle (40), a discharge element (31) and an actuator unit (10) coupled to the discharge element (31) and/or the nozzle (40). The dosing device (5) further comprises a dosing material reservoir (70) which is coupled to the housing (11) or integrated into the housing (11). The dosing system (1) has a plurality of temperature control devices (2, 2?, 2?) which are each assigned to different temperature zones (6, 6?, 6?) of the dosing system (1) in order to control the temperature zones (6, 6?, 6?) differently. At least one first temperature zone (6) is assigned to the dosing material reservoir (70) and at least one second temperature zone (6?) is assigned to the nozzle (40).
    Type: Grant
    Filed: September 24, 2019
    Date of Patent: March 14, 2023
    Assignee: VERMES MICRODISPENSING GMBH
    Inventors: Mario Fliess, Thomas Ginzel
  • Patent number: 11584138
    Abstract: In an image forming apparatus, a control unit (a) sets an ink residual estimation value of a subtank as a first reference value corresponding to a tank capacity of the subtank when ink empty is detected on an ink container, and determines whether the ink residual estimation value is less than the ink consumption estimation value of a subsequent page in a print job or not, and (b1) stops the print job if the ink residual estimation value is less than the ink consumption estimation value of the subsequent page and (b2) continues the print job if the ink residual estimation value is equal to or larger than the ink consumption estimation value of the subsequent page.
    Type: Grant
    Filed: March 15, 2021
    Date of Patent: February 21, 2023
    Inventor: Takenori Yamamoto
  • Patent number: 11577508
    Abstract: A highly reliable multilayer structure element substrate according to an embodiment of this present invention comprises: an electrothermal transducer; a temperature detection element formed at a position where the temperature detection element at least partially overlaps the electrothermal transducer in a planar view of the element substrate; and a plurality of wirings connected to the temperature detection element, wherein the temperature detection element can detect temperatures in a plurality of regions when a plurality of different wirings out of the plurality of wirings are selected.
    Type: Grant
    Filed: July 2, 2020
    Date of Patent: February 14, 2023
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Soichiro Nagamochi, Mineo Shimotsusa
  • Patent number: 11571887
    Abstract: A system comprises a printhead including a nozzle, a temperature sensor and a processor. The temperature sensor detects the temperature of a location of a print surface upon firing the nozzle to eject a drop of printing fluid to the location of the print surface. The processor determines whether the nozzle ejected the drop properly using the detected temperature.
    Type: Grant
    Filed: August 30, 2018
    Date of Patent: February 7, 2023
    Assignee: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
    Inventors: Ricard Silvestre Rivero, Jordi Hernandez Creus, Mauricio Seras Franzoso
  • Patent number: 11525795
    Abstract: Apparatus and methods are provided for measuring the dryness of primer on a substrate in an inline priming system. In implementations, the apparatus comprises a plurality of measurement electrodes spaced laterally to extend across and contact a primed surface of a substrate following application of a primer to the substrate as it is fed through the inline priming system. A resistance measurement unit is provided as part of the dryness measuring apparatus to, in use, measure the surface resistance of the primed substrate between different measurement electrodes across the primed surface of a substrate. A controller is provided in the dryness measurement apparatus, the controller arranged to, in use: receive the measured surface resistance value and to generate, based on the measured surface resistance values, a dryness profile indicative of the dryness of the primer at locations across the substrate in the direction of the spacing of the electrodes.
    Type: Grant
    Filed: November 18, 2020
    Date of Patent: December 13, 2022
    Assignee: HP Indigo B.V.
    Inventors: Matan Schneider, Eli Shoshani, Fernanda Orlik
  • Patent number: 11483445
    Abstract: An image forming apparatus includes a print engine, a DC motor, a driving circuit, and a processor. The print engine forms an image. The DC motor drives the print engine. The driving circuit provides a current to the DC motor, and senses a variation of the current provided to the DC motor. The processor calculates a temperature of the DC motor based on the variation of the current flowing through the DC motor, and controls an operation of the image forming apparatus based on the calculated temperature.
    Type: Grant
    Filed: March 13, 2020
    Date of Patent: October 25, 2022
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Ji-Young Byun, Hyoungil Kim, Yong-Ho You
  • Patent number: 11446943
    Abstract: An example system includes an inlet, a guide structure, a heat exchange device and an outlet. In that example the heat exchange device is in thermal contact with the guide structure to change the temperature of print material. The print material may act on the temperature of a print head die while guided through the print head die.
    Type: Grant
    Filed: October 10, 2017
    Date of Patent: September 20, 2022
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Emilio Carlos Cano, Macia Sole Pons, Jeffrey L Thielman
  • Patent number: 11446925
    Abstract: Examples include a fluid ejection system. The fluid ejection system comprises a fluid supply reservoir, a fluid ejection die, a fluid delivery subsystem, and a control engine. The fluid ejection die comprises nozzles to eject fluid and at least one temperature sensor disposed on the die to sense a temperature of the fluid ejection die. The fluid delivery subsystem fluidly connects the fluid reservoir and the fluid ejection die, and the fluid delivery subsystem comprises at least one valve to regulate conveyance of fluid from the fluid supply reservoir to the fluid ejection die. The control engine controls the at least one valve to thereby regulate conveyance of fluid from the fluid supply reservoir to the fluid ejection die based at least in part on the temperature of the fluid ejection die.
    Type: Grant
    Filed: April 6, 2017
    Date of Patent: September 20, 2022
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Craig Olbrich, Joseph M Torgerson
  • Patent number: 11440321
    Abstract: A jetting assembly that can be used to print a high-temperature print material such as a metal or metal alloy, an aqueous ink, or another material, includes an actuator for heating a gas such as a non-volatile gas within a gas cavity. The actuator rapidly heats the gas within the gas cavity, which rapidly increases a volume of the gas, thereby applying a pressure to the print material within an expansion channel that is in fluid communication with the gas cavity. In turn, the print material within the expansion channel applies a pressure to the print material within a nozzle bore, which forces a drop of the print material from a nozzle. The jetting assembly further includes a supply inlet that supplies the print material to the expansion chamber and the nozzle bore, for example, from a reservoir.
    Type: Grant
    Filed: December 12, 2019
    Date of Patent: September 13, 2022
    Assignee: XEROX CORPORATION
    Inventors: Christopher T. Chungbin, Scott J. Vader, Zachary S. Vader, Kareem N. Tawil, William R. Harris, David A. Mantell, Viktor Sukhotskiy
  • Patent number: 11394859
    Abstract: An image capturing apparatus includes a printed wiring board and an inductor. The inductor includes a winding wire portion, a pair of wire portions drawn out from the winding wire portion to a first side in a first direction, and a pair of electrodes connected to the pair of wire portions. The printed wiring board includes a pair of pads connected to the pair of electrodes, and a pair of wiring patterns extending from the pair of pads. Each of the pair of wiring patterns extends from a first portion of corresponding one of the pair of pads. The first portion is a portion extending from an end of the corresponding one of the pair of pads on a second side in the first direction to a length that is two thirds of a length of the corresponding one of the pair of pads in the first direction.
    Type: Grant
    Filed: January 27, 2021
    Date of Patent: July 19, 2022
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Wenying Ye, Kazunori Masuda
  • Patent number: 11351774
    Abstract: A printing apparatus, which uses a printhead including a circuit configured to inspect an ink discharge status of a selected nozzle using a temperature detection element, causes the printhead to inspect the ink discharge status by changing a threshold value for judging a detection result of the temperature detection element, in order to judge the ink discharge status in a state in which a heater in the selected nozzle is driven by each of a first pulse and a second pulse whose waveform is different from that of the first pulse, obtains first information about a change point where a judgment result obtained by the first pulse changes, and second information about a change point where a judgment result obtained by the second pulse changes, and sets the threshold value, based on the first and second information.
    Type: Grant
    Filed: June 10, 2020
    Date of Patent: June 7, 2022
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yuhei Oikawa, Toshiyuki Chikuma, Yutaka Kano, Kohei Sato
  • Patent number: 11331924
    Abstract: A logic circuitry package for a replaceable print apparatus component includes an interface to communicate with a print apparatus logic circuit and at least one logic circuit. The at least one logic circuit includes a memory storing at least one temperature calculation parameter. The at least one logic circuit is configured to receive, via the interface, a first request to read the at least one temperature calculation parameter; and transmit, via the interface, the at least one temperature calculation parameter in response to the first request. The at least one logic circuit is configured to receive, via the interface, a second request corresponding to a sensor ID; and transmit, via the interface, a digital value in response to the second request. The digital value adjusted based on the at least one temperature calculation parameter corresponds to an absolute temperature of the print apparatus component.
    Type: Grant
    Filed: October 25, 2019
    Date of Patent: May 17, 2022
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: James Michael Gardner, Scott A. Linn
  • Patent number: 11278326
    Abstract: A spinal rod assembly includes a flexible spinal fusion rod including link members that articulate with one another so that the rod is formable into a curved orientation. A locking mechanism is coupled to the link members and can lock the link members so that the rod is maintained in the curved orientation.
    Type: Grant
    Filed: September 23, 2019
    Date of Patent: March 22, 2022
    Assignee: Premia Spine Ltd.
    Inventor: Rafi Haziza
  • Patent number: 11273646
    Abstract: A fluid delivery system may include a fluid reservoir that may include a fluid supply port through which fluid is supplied to the fluid reservoir, a fluid outlet port through which a first portion of discharged fluid is supplied from the reservoir to a fluid ejection device, a fluid inlet port through which a second portion of the discharged fluid is recirculated back to the reservoir and through which air is pushed into the reservoir and an atmospheric vent to vent the air, that was pushed into the reservoir through the fluid inlet port, from the reservoir.
    Type: Grant
    Filed: June 21, 2018
    Date of Patent: March 15, 2022
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Christopher J. Arnold, Russell S Sauer
  • Patent number: 11260656
    Abstract: A fluidic die that includes at least one temperature sensor coupled to at least one zone of the fluidic die, a setpoint register to receive a target temperature setpoint for the fluidic die wherein a detected temperature presented by the at least one temperature sensor is compared to the target temperature setpoint using a comparator module to get a firing pulse adjustment value, and a firing pulse used to convey an amount of fluid within the die is adjusted using the firing pulse adjustment value.
    Type: Grant
    Filed: December 15, 2017
    Date of Patent: March 1, 2022
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: James Michael Gardner, Daryl E. Anderson, Eric Martin
  • Patent number: 11179937
    Abstract: There is provided a liquid discharge head including: a channel member including individual channels that include nozzles and pressure chambers communicating with the nozzles and at least part of a first common channel communicating with the individual channels; a vibration plate overlapping in a first direction with the channel member and covering the pressure chambers; driving elements placed on a surface of the vibration plate at a side opposite to the pressure chambers in the first direction; and a protection substrate disposed on the surface of the vibration plate, where the driving elements are placed, at the side opposite to the pressure chambers and covering the driving elements, wherein the protection substrate includes a second common channel that is common to the individual channels and the channel member includes a connection channel connecting the individual channels and the second common channel.
    Type: Grant
    Filed: December 12, 2019
    Date of Patent: November 23, 2021
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventor: Hideki Hayashi
  • Patent number: 11173712
    Abstract: In some examples, a system includes a device support to receive a fluid dispensing device, and a controller to identify, based on data controlling activation of fluidic actuators, a fluidic actuator that is to be activated in a first activation cycle of a group of activation cycles that correspond to activation intervals of respective fluidic actuators of a group of fluidic actuators of the fluid dispensing device, the identified fluidic actuator being part of the group of fluidic actuators. To perform a sense measurement for the identified fluidic actuator, the controller suppresses activation of the identified fluidic actuator in the first activation cycle, and causes activation of the identified fluidic actuator in a sense measurement cycle different from the first activation cycle, the sense measurement cycle being part of the group of activation cycles.
    Type: Grant
    Filed: April 6, 2018
    Date of Patent: November 16, 2021
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Eric T. Martin, Daryl E. Anderson, James R. Przybyla
  • Patent number: 11162166
    Abstract: The disclosure provides a fully new method for molten metal coating treatment coating treatment, as a method for treating surfaces of a metal strip by molten metal coating, by which inherent issues in conventional immersion coatings and spray coatings are avoided. In the disclosed method for molten metal coating treatment, a surface of a metal strip is coated by discharging a droplet of a molten metal toward the surface of the metal strip, using a nozzle system configured to discharge the droplet of the molten metal from a nozzle due to an action of the Lorentz force generated on the molten metal by sending an electric current to the molten metal in a chamber, the chamber being applied with magnetic flux in a given direction, while the electric current sent in a direction perpendicular to the given direction.
    Type: Grant
    Filed: February 9, 2018
    Date of Patent: November 2, 2021
    Assignee: JFE STEEL CORPORATION
    Inventor: Hirokazu Kobayashi
  • Patent number: 11160939
    Abstract: The present disclosure relates to a microfluidic vaporizer, an aerosol delivery device that may include such vaporizer, and methods for forming an aerosol. A microfluidic vaporizer can comprise a substrate that defines: a reservoir configured to hold a liquid; a heater adapted to vaporize the liquid; and a capillary channel configured for movement of the liquid from the reservoir to the heater. An aerosol delivery device can comprise a shell and a microfluidic vaporizer. The microfluidic vaporizer and aerosol delivery device can be used for forming aerosols with precise and reproducible compositions.
    Type: Grant
    Filed: December 12, 2018
    Date of Patent: November 2, 2021
    Assignee: RAI Strategic Holdings, Inc.
    Inventors: Stephen Benson Sears, Michael F. Davis, Karen V. Taluskie, Yi-Ping Chang, Eric Taylor Hunt, Andries Don Sebastian
  • Patent number: 11148434
    Abstract: The invention discloses various methods of controlling or monitoring the performance of a continuous inkjet printer based on monitoring vacuum levels and/or noise in the gutter line.
    Type: Grant
    Filed: May 11, 2017
    Date of Patent: October 19, 2021
    Inventors: Stuart Mark Walkington, Richard Thomas Calhoun Bridges, Colin Jon Partridge, Justin Chase
  • Patent number: 11104124
    Abstract: An integrated circuit apparatus used in a liquid discharge apparatus includes a print head and a positional information signal output circuit which outputs a positional information signal indicating positional information of the print head. The integrated circuit apparatus includes a memory circuit configured to store print width restriction information which specifies a print available range of the print head, a base driving signal generation circuit configured to output a base driving signal which is a base of the driving signal, and a discharge control signal generation circuit configured to output a discharge control signal which controls supply of the driving signal to the driving element. Output of at least one of the base driving signal and the discharge control signal is restricted based on the print width restriction information.
    Type: Grant
    Filed: January 27, 2020
    Date of Patent: August 31, 2021
    Assignee: Seiko Epson Corporation
    Inventor: Shuichi Nakano
  • Patent number: 10994553
    Abstract: A printing apparatus on a print support includes a print head to print on said print support a print material; a feed device to feed the print material to the print head; and a recirculating unit to generate a recirculation of the print material through the print head and having a first container of the print material placed upstream of the print head, a second container of the print material placed downstream of the print head, a first recirculating sub-unit to generate a first flow of the print material from the first container to the print head and the second container, and a second recirculating sub-unit to transfer the print material from the second container to the first container, wherein the first and second containers are both maintained under two distinct negative pressures.
    Type: Grant
    Filed: October 23, 2017
    Date of Patent: May 4, 2021
    Inventor: Sergio Ferrari
  • Patent number: 10946646
    Abstract: Heating is conducted sequentially by dividing a heating operation into first heating control and second heating control consuming higher electric power than that in the first heating control.
    Type: Grant
    Filed: July 17, 2019
    Date of Patent: March 16, 2021
    Assignee: Canon Kabushiki Kaisha
    Inventors: Kenichi Oonuki, Daisuke Kobayashi, Satoshi Seki, Tsukasa Doi
  • Patent number: 10946651
    Abstract: A fluidic die includes a sense architecture having a global sense block to provide an analog reference signal and an array of distributed sense blocks. Each distributed sense block is to receive a same set of addresses via an address bus and each is to receive a corresponding sense enable signal having an enable value or a disable value. Each distributed sense block includes an array of sensors, each sensor corresponding to a different address of the set of addresses and a sample circuit to apply the analog reference signal to the sensor corresponding to the address on the address bus when the corresponding sense enable signal has the enable value, and provide to the global sense block an analog sense signal from the sensor resulting from application of the analog reference signal.
    Type: Grant
    Filed: July 20, 2017
    Date of Patent: March 16, 2021
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Eric Martin, James Gardner, Rogelio Cicili
  • Patent number: 10926554
    Abstract: A printing apparatus and a printing method are provided. The printing apparatus that performs a printing through an inkjet method includes: a conveyor driver which is a medium conveyor device; a plurality of ink ejection portions arranged side by side along a conveyance direction; and a plurality of ultraviolet light sources which are a plurality of fixing devices. Each of the ink ejection portions includes a plurality of inkjet heads arranged side by side along the conveyance direction. Each of the plurality of ultraviolet light sources is disposed on a downstream side in the conveyance direction with respect to any one of the ink ejection portions. After the medium passes a position facing the plurality of inkjet heads in one of the ink ejection portions, the ink ejected by the one of the ink ejection portions is fixed to the medium.
    Type: Grant
    Filed: August 1, 2019
    Date of Patent: February 23, 2021
    Assignee: MIMAKI ENGINEERING CO., LTD.
    Inventor: Masaru Ohnishi
  • Patent number: 10913201
    Abstract: An object forming apparatus and a controlling method thereof are provided. The object forming apparatus includes an injector configured to inject an object forming material based on object data, a base part in which an object is formed through stacking of the injected object forming material, a sensor configured to detect a height of the object stacked on the base part, and a controller configured to control the injector based on a signal output from the sensor.
    Type: Grant
    Filed: August 5, 2016
    Date of Patent: February 9, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Keon Kuk, Eun-bong Han, Young-dae Ko, Hyeon-hyang Kim, O-hyun Beak, Jun-hee Lee, Yeon-kyoung Jung
  • Patent number: 10894425
    Abstract: This printing device is provided with a first ink container that contains a first ink; a second ink container that contains a second ink; temperature adjusting units that adjust the temperature of the first ink contained in the first ink container and/or the temperature of the second ink contained in the second ink container; a nozzle that sprays the inks; and a control unit that controls the first temperature adjusting unit and the second temperature adjusting unit.
    Type: Grant
    Filed: March 8, 2017
    Date of Patent: January 19, 2021
    Assignee: Hitachi, Ltd.
    Inventors: Kohhei Aida, Yasuhiko Tada, Hiroshi Sasaki, Masahiro Kawasaki
  • Patent number: 10875297
    Abstract: An image forming apparatus includes a printhead in which a plurality of element substrates for discharging a print material are arranged; a heating unit that maintains a temperature within the element substrate at a target temperature for each of the plurality of element substrates; a detection unit that detects the temperature within the element substrate for each of the plurality of element substrates; and a control unit that, for each of the plurality of element substrates, compares a highest temperature within the element substrate that is detected by the detection unit with a predetermined threshold, and if the highest temperature exceeds the predetermined threshold, sets the target temperature for the element substrate at a temperature which is higher than a target temperature set when the highest temperature does not exceed the predetermined threshold and lower than the predetermined threshold.
    Type: Grant
    Filed: March 6, 2019
    Date of Patent: December 29, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yutaka Kano, Yuhei Oikawa, Toshiyuki Chikuma
  • Patent number: 10870273
    Abstract: A die includes a plurality of fluid actuation devices and at least one strain gauge sensor to sense strain. The die also includes at least one temperature sensor to sense the temperature of the die to compensate for a temperature component of the sensed strain.
    Type: Grant
    Filed: July 18, 2017
    Date of Patent: December 22, 2020
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: James M Gardner, Berkeley Fisher, Daryl E Anderson
  • Patent number: 10863045
    Abstract: A three-dimensional printer for providing additive material to an object in need thereof includes a non-transitory computer memory; a processor in data communication with the computer memory; a material reservoir; an output device in communication with the material reservoir; a scanning device for obtaining existing contour information about the object; and a contour database accessible by the processor which has contour information about the object. The scanning device is in data communication with the processor. Programming causes: (1) the scanning device to obtain the existing contour information; (2) the computer memory to store the obtained existing contour information; and (3) the processor to create a print file based on data from each of: (a) the obtained existing contour information, and (b) the contour database. Further programming selectively actuates the output device, utilizing the print file, to apply the material from the material reservoir to the object in need thereof.
    Type: Grant
    Filed: June 17, 2019
    Date of Patent: December 8, 2020
    Assignee: newtonoid technologies, l.l.c.
    Inventors: Fielding B. Staton, David Strumpf
  • Patent number: 10843468
    Abstract: Provided is an inkjet printing apparatus and recovery method capable of executing wiping according to the state of ink attached to the ejection opening surface. The inkjet printing apparatus includes: a printing unit to perform printing by ejecting ink from ejection openings; a wiping unit to perform first wiping for an ejection opening surface having the ejection openings and to perform second wiping having higher performance of removing ink from the ejection opening surface than the first wiping; and an obtaining unit to obtain information on a temperature of the ejection opening surface. The control unit, based on the information, causes the wiping unit to perform the first wiping or the second wiping.
    Type: Grant
    Filed: September 9, 2019
    Date of Patent: November 24, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yoshinori Nakagawa, Takatoshi Nakano, Atsushi Takahashi, Takuya Fukasawa
  • Patent number: 10836155
    Abstract: An object of the present disclosure is to acquire an accurate temperature of a print head. The present disclosure is an ink jet printing apparatus comprising a print head, a transmission unit configured to transmit a control signal, and a detection unit configured to detect a temperature by reading an output of a Di sensor after the transmission, and as drive conditions for driving a printing element, there is a plurality of drive conditions whose driving cycle of the printing element is different from one another, within a predetermined period in length in accordance with the driving cycle, transmission of a control signal and temperature detection are performed, a part of a line used for transmission of the control signal and a part of a line connected with the Di sensor are in common.
    Type: Grant
    Filed: August 26, 2019
    Date of Patent: November 17, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventors: Toshiyuki Chikuma, Yuhei Oikawa, Yutaka Kano, Kohei Sato