Patents by Inventor George M. Whitehouse, deceased

George M. Whitehouse, deceased 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).

  • Patent number: 4498354
    Abstract: A two mode operable piston pump has a cam lock with a shaft biased into the drive axial passage of a cam shaft to lock the cam shaft to a lever body, a lock edge on the lever body engaging a flat on a head portion of the cam lock. Inserting a power tool into the drive axial passage opposite the head pushes the shaft up and releases the cam shaft for operation of the pump in a power mode.
    Type: Grant
    Filed: November 9, 1982
    Date of Patent: February 12, 1985
    Assignee: LFE Corporation
    Inventors: Wellington J. Walker, George M. Whitehouse, deceased