Patents by Inventor Andrew David Litch

Andrew David Litch has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20240042587
    Abstract: A combustion-powered fastener-driving tool that include a chamber member retainer assembly configured to enable the controller of the tool to prevent the chamber member of the tool from moving to an open unsealed position and to ensure the tool's combustion chamber remains sealed until the piston fully returns to its pre-firing position.
    Type: Application
    Filed: October 17, 2023
    Publication date: February 8, 2024
    Inventors: Larry Moeller, Olivier Baudrand, Andrew David Litch, Hanxin Zhao
  • Patent number: 11794323
    Abstract: A combustion-powered fastener-driving tool that include a chamber member retainer assembly configured to enable the controller of the tool to prevent the chamber member of the tool from moving to an open unsealed position and to ensure the tool's combustion chamber remains sealed until the piston fully returns to its pre-firing position.
    Type: Grant
    Filed: March 4, 2022
    Date of Patent: October 24, 2023
    Assignee: Illinois Tool Works Inc.
    Inventors: Larry Moeller, Olivier Baudrand, Andrew David Litch, Hanxin Zhao
  • Patent number: 9791221
    Abstract: An appliance includes a compact condenser assembly formed with at least two separately and independently produced wire on tube condensers. Each of the at least two wire on tube condensers has a condenser inlet and a condenser outlet. The at least two wire on tube condensers are at least substantially locked and positioned in a matingly engaged configuration forming a compact condenser assembly. The at least two wire on tube condensers are configured to be operationally connected in at least one of a parallel configuration, a series configuration, a selectable configuration, and a bypass configuration.
    Type: Grant
    Filed: October 30, 2012
    Date of Patent: October 17, 2017
    Assignee: WHIRLPOOL CORPORATION
    Inventor: Andrew David Litch
  • Patent number: 9062480
    Abstract: A sealing assembly for a refrigerator includes a refrigerator cabinet liner defining a receiving slot having a plurality of thermal breaks disposed therein. An elongate tubular gasket includes a magnetic portion and an engagement projection disposed in the receiving slot. A cabinet door is adapted for abutment with the elongate tubular gasket proximate the magnetic portion, thereby forming a substantially airtight compartment inside the refrigerator.
    Type: Grant
    Filed: August 14, 2012
    Date of Patent: June 23, 2015
    Assignee: Whirlpool Corporation
    Inventor: Andrew David Litch
  • Publication number: 20140047775
    Abstract: A sealing assembly for a refrigerator includes a refrigerator cabinet liner defining a receiving slot having a plurality of thermal breaks disposed therein. An elongate tubular gasket includes a magnetic portion and an engagement projection disposed in the receiving slot. A cabinet door is adapted for abutment with the elongate tubular gasket proximate the magnetic portion, thereby forming a substantially airtight compartment inside the refrigerator.
    Type: Application
    Filed: August 14, 2012
    Publication date: February 20, 2014
    Applicant: WHIRLPOOL CORPORATION
    Inventor: ANDREW DAVID LITCH
  • Patent number: 8033134
    Abstract: A refrigerator includes a refrigerator cabinet, a refrigerator compartment disposed within the refrigerator cabinet, a freezer compartment disposed within the refrigerator cabinet, and a battery. There is at least one fan disposed within the refrigerator cabinet and electrically connected to the battery. The battery powers the at least one fan during a power outage to thereby circulate air from the freezer compartment to the refrigerator compartment. The at least one fan may be a direct current operated fan. The refrigerator may also include an inverter and the at least one fan may then be an alternating current operated fan electrically connected to the inverter. The battery may be disposed within the refrigerator cabinet or may be external to the refrigerator cabinet.
    Type: Grant
    Filed: August 16, 2007
    Date of Patent: October 11, 2011
    Assignee: Whirlpool Corporation
    Inventors: Andrew David Litch, Rodrigo Alexandre Sigwalt, Anderson Bortoletto, Vincent Paul Anderson, Michael E. Stagg, Ronald Wayne Guess, Jill C. Moeller, Randell L. Jeffery, Matthew J. Nibbelink
  • Publication number: 20090045680
    Abstract: A refrigerator includes a refrigerator cabinet, a refrigerator compartment disposed within the refrigerator cabinet, a freezer compartment disposed within the refrigerator cabinet, and a battery. There is at least one fan disposed within the refrigerator cabinet and electrically connected to the battery. The battery powers the at least one fan during a power outage to thereby circulate air from the freezer compartment to the refrigerator compartment. The at least one fan may be a direct current operated fan. The refrigerator may also include an inverter and the at least one fan may then be an alternating current operated fan electrically connected to the inverter. The battery may be disposed within the refrigerator cabinet or may be external to the refrigerator cabinet.
    Type: Application
    Filed: August 16, 2007
    Publication date: February 19, 2009
    Applicant: WHIRLPOOL CORPORATION
    Inventors: Andrew David Litch, Rodrigo Alexandre Sigwalt, Anderson Bortoletto, Vincent Paul Anderson, Michael E. Stagg, Ronald Wayne Guess, Jill C. Moeller, Randell L. Jeffery, Matthew J. Nibbelink
  • Patent number: 6983621
    Abstract: The invention includes a saddle air conditioner. The saddle air conditioner includes a remote unit having a first channel extending from a back of the remote unit. The saddle air conditioner also includes a local unit having a second channel extending from a back of the local unit. The first channel and the second channel overlap to form a bridge disposed between the remote unit and the local unit.
    Type: Grant
    Filed: January 30, 2003
    Date of Patent: January 10, 2006
    Assignee: Whirlpool Corporation
    Inventors: Nihat O. Cur, Guolian Wu, Douglas David Leclear, Andrew David Litch, Jim J. Pastryk
  • Publication number: 20030110789
    Abstract: The invention includes a saddle air conditioner. The saddle air conditioner includes a remote unit having a first channel extending from a back of the remote unit. The saddle air conditioner also includes a local unit having a second channel extending from a back of the local unit. The first channel and the second channel overlap to form a bridge disposed between the remote unit and the local unit.
    Type: Application
    Filed: January 30, 2003
    Publication date: June 19, 2003
    Inventors: Nihat O. Cur, Guolian Wu, Douglas David Leclear, Andrew David Litch, Jim J. Pastryk
  • Publication number: 20030097854
    Abstract: The invention includes a saddle air conditioner. The saddle air conditioner includes a remote unit having a first channel extending from a back of the remote unit. The saddle air conditioner also includes a local unit having a second channel extending from a back of the local unit. The first channel and the second channel overlap to form a bridge disposed between the remote unit and the local unit.
    Type: Application
    Filed: November 29, 2001
    Publication date: May 29, 2003
    Inventors: Nihat O. Cur, Guolian Wu, Douglas David LeClear, Andrew David Litch, Jim J. Pastryk
  • Patent number: 6568201
    Abstract: The invention includes a saddle air conditioner. The saddle air conditioner includes a remote unit having a first channel extending from a back of the remote unit. The saddle air conditioner also includes a local unit having a second channel extending from a back of the local unit. The first channel and the second channel overlap to form a bridge disposed between the remote unit and the local unit.
    Type: Grant
    Filed: November 29, 2001
    Date of Patent: May 27, 2003
    Assignee: Whirlpool Corporation
    Inventors: Nihat O. Cur, Guolian Wu, Douglas David LeClear, Andrew David Litch, Jim J. Pastryk