Patents Examined by David M. Gray
  • Patent number: 10691047
    Abstract: In accordance with an embodiment, an image forming apparatus comprises an image forming section, a fixing section and a controller. The image forming section forms a toner image with at least one selected from a first toner having a first fixing temperature area and a second toner having a second fixing temperature area of which a lower limit fixing temperature is higher than the first toner. The fixing section fixes the toner image on the sheet. The controller controls a standby temperature of the fixing section to a temperature lower than the lower limit fixing temperature of the second fixable temperature area.
    Type: Grant
    Filed: August 21, 2019
    Date of Patent: June 23, 2020
    Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA TEC KABUSHIKI KAISHA
    Inventor: Hiroshi Katakura
  • Patent number: 10684575
    Abstract: A toner stirring device includes: a toner storage that stores toner; a stirring member that is rotated around a rotation axis to stir the toner inside the toner storage and extends to a radially outer peripheral side; and an elastic sheet that has one end fixed to a front side part in a rotation direction of the stirring member and extends to an outer peripheral side along the stirring member, wherein the elastic sheet includes a through hole at a position corresponding to a tip part of the stirring member, and the tip part of the stirring member passes through the through hole when the elastic sheet is rotated together with the stirring member in a state in which an outer peripheral side part of the elastic sheet contacts, on a more rear side in the rotation direction than the stirring member, an inner wall of the toner storage.
    Type: Grant
    Filed: May 29, 2019
    Date of Patent: June 16, 2020
    Assignee: KONICA MINOLTA, INC.
    Inventor: Yusuke Hashimoto
  • Patent number: 10684588
    Abstract: An image forming unit includes a developing device, a guiding member, and a sealing member. The developing device develops an electrostatic latent image formed on an image carrier that rotates. The developing device has a first ventilation hole that serves as a flow path for an airflow that is generated by rotation of the image carrier. The guiding member guides a recording material to the image carrier. The guiding member has a second ventilation hole that forms the flow path for the airflow in cooperation with the first ventilation hole. The sealing member is disposed between the first ventilation hole and the second ventilation hole. The sealing member has a first end in contact with the developing device and a second end in contact with the guiding member.
    Type: Grant
    Filed: February 27, 2019
    Date of Patent: June 16, 2020
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Takafumi Wakai, Takashi Akaike
  • Patent number: 10684586
    Abstract: An image forming apparatus includes: a housing, a cover a process cartridge, an LED array, and a link member. The cover is pivotally movable about an axis extending in a first direction between an open position and a closed position. The process cartridge includes a photosensitive drum and a developing unit, and is attachable to and detachable from the housing in an open state where the cover is at the open position. The link member is movable in a second direction perpendicular to the first direction in interlocking relation to movement of the cover. The link member is configured to: move the developing unit away from the axis in the second direction during movement of the cover from the closed position to the open position; and move the developing unit toward the axis in the second direction during movement of the cover from the open position to the closed position.
    Type: Grant
    Filed: December 14, 2018
    Date of Patent: June 16, 2020
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Shougo Sato, Hideshi Nishiyama
  • Patent number: 10684579
    Abstract: An image forming apparatus configured to, in a case where a temperature of a heating unit is lower than a first temperature when receiving a printing command, start feeding of a sheet based on an elapsed time which is time elapsed from a predetermined timing after start of heating of the heating unit until the temperature of the heating unit has reached a second temperature higher than a first temperature and lower than a fixing temperature, the feeding of the sheet being started based on a timing at which the temperature of the heating unit has reached the second temperature in a case where the elapsed time is equal to or longer than a first time, and the feeding of the sheet being started when or after the first time has elapsed from the predetermined timing in a case where the elapsed time is shorter than the first time.
    Type: Grant
    Filed: February 27, 2019
    Date of Patent: June 16, 2020
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Kotaro Fujishiro, Tatsuya Koyama
  • Patent number: 10671017
    Abstract: An image forming apparatus includes a cartridge including a developing member mountable in and dismountable from a main assembly in a direction crossing a rotational axis direction of the developing member. A grip portion of the cartridge extends in a direction along a dismounting direction of the cartridge from the main assembly in a state in which the cartridge is mounted in the main assembly. An openable member in the main assembly includes a guiding portion to support the cartridge from below and guide the cartridge while the cartridge is being dismounted from the main assembly, with the guiding portion including a guiding surface having a downwardly recessed shape on a cross-section perpendicular to the rotational axis direction and guiding the cartridge so that an extending direction of the grip portion approaches a vertical direction as the cartridge is moved in the dismounting direction.
    Type: Grant
    Filed: May 8, 2019
    Date of Patent: June 2, 2020
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Masatoshi Takiguchi
  • Patent number: 10670994
    Abstract: In a cartridge, a developing roller is configured to rotate around a first rotational axis extending in a predetermined direction and to carry developer thereon, the developing roller having a first end and a second end apart from each other in the predetermined direction, a from-first-to-second direction being defined along the predetermined direction as being directed from the first end to the second end. A developing electrode is formed of a conductive material and is configured to be electrically connected to the developing roller, the developing electrode including a main part and a protruding portion protruding from the main part in the from-first-to-second direction. A detection body is formed of an insulating material and is rotatably supported by the protruding portion, the detection body including a first opening that exposes part of the protruding portion and a covering portion covering part of the protruding portion.
    Type: Grant
    Filed: March 7, 2019
    Date of Patent: June 2, 2020
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventor: Nao Itabashi
  • Patent number: 10670642
    Abstract: Real time cognitive monitoring of correlations between variables including receiving, by a circuit, a first set of data results and a second set of data results, wherein each set of data results comprises binary data points; adding a unit of charge to a collection capacitor on the circuit for each of the first set of data results that indicates a positive data point; removing a unit of charge from the collection capacitor for each of the second set of data results that indicates a positive data point; and triggering a first sense amp on the circuit if the charge on the collection capacitor exceeds a high charge threshold, indicating that the positive data points in the first set of data results is greater than the positive data points in the second set of data results to a first statistical significance.
    Type: Grant
    Filed: November 21, 2017
    Date of Patent: June 2, 2020
    Assignee: International Business Machines Corporation
    Inventors: Karl R. Erickson, Phil C. Paone, George F. Paulik, David P. Paulsen, Raymond A. Richetta, John E. Sheets, II, Gregory J. Uhlmann
  • Patent number: 10663607
    Abstract: The present disclosure provides an apparatus for processing signals for a plurality of energy regions, and a system and method for detecting radiation of a plurality of energy regions. The apparatus for processing signals for a plurality of energy regions may comprise: a first processor, configured to receive a signal from a detector and process the received signal to generate a gated signal, wherein a turn-on period of the gated signal represents magnitude of the received signal; and a second processor, configured to receive the gated signal from the first processor, and determine one of the plurality of energy regions to which the received signal belongs according to the turn-on period of the gated signal, so as to count signals within the determined energy region.
    Type: Grant
    Filed: May 10, 2017
    Date of Patent: May 26, 2020
    Assignee: Nuctech Company Limited
    Inventors: Lan Zhang, Yingshuai Du, Bo Li, Zonggui Wu, Jun Li, Xuepeng Cao, Haifan Hu, Jianping Gu, Guangming Xu, Bicheng Liu
  • Patent number: 10663890
    Abstract: An example developer unit includes a developer roller. The developer unit also includes a set of electrodes proximate to the developer roller. The set of electrodes form a cavity. The developer unit includes an inlet to the cavity. The inlet is to receive printing fluid. The developer unit includes an insert in the inlet. The insert is to distribute the printing fluid evenly in the cavity.
    Type: Grant
    Filed: November 5, 2019
    Date of Patent: May 26, 2020
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: David Sabo, Eric G. Nelson
  • Patent number: 10663887
    Abstract: A cartridge support unit includes a housing, a toner cartridge, a guide member, a shutter body, and at least one snap fit portion. The housing has an opening. The toner cartridge has a cylindrical shape, has an outer circumferential surface, and is removably mounted in the housing. The guide member has portions and is provided at such a position in the housing that the opening is interposed between the portions of the guide member. The shutter body slides against the guide member from a closed position where the shutter body covers the opening to an open position where the shutter body exposes the opening. The at least one snap fit portion extends from the shutter body and has a protrusion. The protrusion is pushed by the outer circumferential surface of the toner cartridge so as release a lock state at the closed position.
    Type: Grant
    Filed: March 13, 2019
    Date of Patent: May 26, 2020
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Akihiro Kobayashi, Yuzo Mochida
  • Patent number: 10660617
    Abstract: According to one embodiment, an ultrasonic probe includes a plurality of ultrasonic transducers, an electronic circuit, an insulative heat conductive spacer and an electrical heat supporting element. The electronic circuit is electrically connected to a plurality of transducers on one side. The insulative heat conductive spacer contacts with another side of the electronic circuit. The electrical heat supporting element has a contact region that makes contact, in a first surface, with the insulative heat conductive spacer, and a supporting structure that supports the insulative heat conductive spacer to have a predetermined thickness, and diffuses heat generated by the electronic circuit from the contact region.
    Type: Grant
    Filed: August 4, 2017
    Date of Patent: May 26, 2020
    Assignee: Canon Medical Systems Corporation
    Inventors: Yusuke Kobayashi, Yasuhiro Ona, Takashi Takeuchi, Tomohiro Sato
  • Patent number: 10663918
    Abstract: A support device and an image forming apparatus having the same are provided. The support device according to an example includes a first lever rotatably disposed at a door provided in a body of an image forming apparatus, and a first elastic member to rotate the first lever disposed at a first position based on the door being closed to a second position based on the door being opened, wherein, at the second position, the first lever supports a part of a toner cartridge tray pulled out from the body.
    Type: Grant
    Filed: April 16, 2019
    Date of Patent: May 26, 2020
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Mintae Kim, Seongho Park
  • Patent number: 10663899
    Abstract: A fuser includes a heater, a presser, a support member that supports the presser to allow the presser to move between a nip position where the presser is in pressured contact with the heater, and a separated position where the presser is separated from the heater, a first spring, a first cam, a first gear, a second gear, a second spring, and a second cam. The second cam has a cam profile that, when the presser moves from the separated position to the nip position, causes the second gear to move in a direction along a second axis against urging force of the second spring to increase the urging force of the second spring.
    Type: Grant
    Filed: August 7, 2019
    Date of Patent: May 26, 2020
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventor: Shota Shinoya
  • Patent number: 10663885
    Abstract: A developing device includes a container containing developer, into which toner is supplied from a supply port provided in the upper part of the container; and a rotary member disposed so as to oppose the supply port and having a projection on the circumference thereof, the rotary member transporting the developer and accumulating the developer in the supply port when the level of the surface of the developer inside the container is higher than or equal to a threshold height, and the rotary member transporting the toner from the supply port to the container through a path formed between the rotary member and the container by pushing the toner with the projection when the level of the surface is lower than the threshold height.
    Type: Grant
    Filed: April 11, 2018
    Date of Patent: May 26, 2020
    Assignee: FUJI XEROX CO., LTD.
    Inventor: Sakae Yoshioka
  • Patent number: 10663502
    Abstract: Real time cognitive monitoring of correlations between variables including receiving, by a circuit, a first set of data results and a second set of data results, wherein each set of data results comprises binary data points; adding a unit of charge to a collection capacitor on the circuit for each of the first set of data results that indicates a positive data point; removing a unit of charge from the collection capacitor for each of the second set of data results that indicates a positive data point; and triggering a first sense amp on the circuit if the charge on the collection capacitor exceeds a high charge threshold, indicating that the positive data points in the first set of data results is greater than the positive data points in the second set of data results to a first statistical significance.
    Type: Grant
    Filed: June 2, 2017
    Date of Patent: May 26, 2020
    Assignee: International Business Machines Corporation
    Inventors: Karl R. Erickson, Phil C. Paone, David P. Paulsen, George F. Paulik, Raymond A. Richetta, John E. Sheets, II, Gregory J. Uhlmann
  • Patent number: 10663901
    Abstract: An image forming apparatus includes: a fixer including fixing rotation body and pressing rotation body with a fixing nip therebetween, and heats and presses a fed sheet through the fixing nip to fix a toner image on the sheet to the sheet; and a hardware processor making a velocity difference between respective surface velocities of the fixing rotation body and the sheet passing through the fixing nip during a high-gloss mode operation to adjust a gloss of the toner image on the sheet. The hardware processor performs a control so that an absolute value of a velocity difference between respective surface velocities of the fixing rotation body and the pressing rotation body in press-contact when the sheet does not pass through the fixing nip is less than one between respective surface velocities of the fixing rotation body and the sheet when the sheet passes through the fixing nip during the high-gloss mode operation.
    Type: Grant
    Filed: July 26, 2019
    Date of Patent: May 26, 2020
    Assignee: KONICA MINOLTA, INC.
    Inventors: Yasuo Shirodai, Makoto Fujii, Masahiro Onodera
  • Patent number: 10655607
    Abstract: A method for detecting damage in a bearing of a wind turbine includes collecting vibration data relating to the bearing. Another step includes storing the vibration data in a memory device. The method also includes identifying a plurality of harmonics in the vibration data that are indicative of bearing damage. Further, the method includes eliminating harmonics within a specified frequency proximity to areas of high energy content representative of normal gearbox operation. Moreover, the method includes determining at least one of increases in energy or a variance of the energy within each of the remaining harmonics and calculating a damage factor of the bearing as a function of a least one of the increases in energy or the variance of the energy within each of the remaining harmonics. Accordingly, the method includes comparing the damage factor to a predetermined damage threshold, wherein a damage factor exceeding the predetermined damage threshold may be indicative of a damaged bearing.
    Type: Grant
    Filed: June 2, 2017
    Date of Patent: May 19, 2020
    Assignee: General Electric Company
    Inventors: Joshua Jeffrey Potter, Christopher Robert Drescher
  • Patent number: 10656562
    Abstract: An image forming apparatus includes an apparatus body, an image bearing member, a developing unit, a power supply, and a contact portion. The developing unit includes a developing container configured to store developer, a developer bearing member configured to rotate while bearing the developer stored in the developing container, and a developing magnet provided within the developer bearing member and comprising a plurality of magnetic poles in a circumferential direction. The developing unit is removably provided to the apparatus body. The contact portion electrically is connected with the power supply. The developing unit comprises a conductive member which is made of a conductive resin comprising a fixing portion fixing the developing magnet so that the magnetic poles of the developing magnet are fixed unrotatably with respect to the developing container. The conductive member is provided to electrically connect the contact portion with the developer bearing member.
    Type: Grant
    Filed: March 11, 2019
    Date of Patent: May 19, 2020
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Yushi Sadamitsu
  • Patent number: 10656191
    Abstract: In various examples there is a capacitance measurement circuit for measuring capacitance of an electrode. The circuit comprises a charging/discharging circuit part which charges the electrode or discharges the electrode, and a counter which measures a charging measurement being a time taken by the charging/discharging circuit part to charge the electrode between two charging thresholds, and which measures a discharging measurement being a time taken by the charging/discharging circuit part to discharge the electrode between two discharging thresholds. The circuit has a controller configured to control the charging/discharging circuit part and the counter such that a plurality of discharging measurements are obtained and a plurality of charging measurements are obtained. The circuit has an averaging logic which computes the measured capacitance in relation to an average of the measurements.
    Type: Grant
    Filed: December 18, 2017
    Date of Patent: May 19, 2020
    Assignee: Microsoft Technology Licensing, LLC
    Inventors: Ori Laslo, Eran Arbel, Meborach Bublil