Patents by Inventor Henry H. Wu

Henry H. Wu 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).

  • Appliance lift tool
    Patent number: 7188824
    Abstract: An appliance lift tool is provided which includes a cart having a frame includes a support platform having a horizontal orientation, a bottom frame, and a lift mechanism engaged between the support platform and the bottom frame to move the support platform toward and away from the bottom frame, while maintaining the support platform's horizontal orientation.
    Type: Grant
    Filed: August 12, 2005
    Date of Patent: March 13, 2007
    Assignee: Whirlpool Corporation
    Inventors: Richard R. Blake, Jeffrey T. Russell, Charles L. Jones, Paul J. Gray, Jeffrey W. Fjelstul, Steven P. Hinrichs, Richard T. Lundy, Henry H. Wu
  • Appliance lift tool
    Patent number: 7055802
    Abstract: An appliance lift tool is provided which includes a support platform having a horizontal orientation, a bottom frame, a lift mechanism engaged between the support platform and the bottom frame to move the support platform toward and away from the bottom frame, while maintaining the support platform's horizontal orientation, and at least three feet extending below the bottom frame, with the feet being positioned outside of a perimeter of the support platform.
    Type: Grant
    Filed: May 14, 2002
    Date of Patent: June 6, 2006
    Assignee: Whirlpool Corporation
    Inventors: Charles L. Jones, Robert J. Schneider, Henry H. Wu
  • Mobile appliance lift tool
    Patent number: 6929250
    Abstract: A mobile appliance lift tool is provided which includes a cart having a frame and a pair of legs. Each leg has a sleeve pivotally attaching the leg to an end of the frame. Each sleeve is adapted to travel up and down the leg to selectively move the frame between a substantially horizontal configuration and a substantially inclined configuration. The tool includes a strut, a support platform having a horizontal orientation, a bottom frame, and a lift mechanism engaged between the support platform and the bottom frame to move the support platform toward and away from the bottom frame, while maintaining the support platform's horizontal orientation. The strut is mounted to the bottom frame and pivotally attached to the end of the cart's frame so that the strut is disposed in a horizontal orientation when the frame is moved to either the horizontal or the inclined configuration.
    Type: Grant
    Filed: January 12, 2004
    Date of Patent: August 16, 2005
    Inventors: Richard R. Blake, Jeffrey T. Russell, Charles L. Jones, Paul J. Gray, Jeffrey W. Fjelstul, Steven P. Hinrichs, Richard T. Lundy, Henry H. Wu
  • Mobile appliance lift tool
    Publication number: 20040161321
    Abstract: A mobile appliance lift tool is provided which includes a cart having a frame and a pair of legs. Each leg has a sleeve pivotally attaching the leg to an end of the frame. Each sleeve is adapted to travel up and down the leg to selectively move the frame between a substantially horizontal configuration and a substantially inclined configuration. The tool includes a strut, a support platform having a horizontal orientation, a bottom frame, and a lift mechanism engaged between the support platform and the bottom frame to move the support platform toward and away from the bottom frame, while maintaining the support platform's horizontal orientation. The strut is mounted to the bottom frame and pivotally attached to the end of the cart's frame so that the strut is disposed in a horizontal orientation when the frame is moved to either the horizontal or the inclined configuration.
    Type: Application
    Filed: January 12, 2004
    Publication date: August 19, 2004
    Inventors: Richard R. Blake, Jeffrey T. Russell, Charles L. Jones, Paul J. Gray, Jeffrey W. Fjelstul, Steven P. Hinrichs, Richard T. Lundy, Henry H. Wu