Patents by Inventor Stewart C. McRobert

Stewart C. McRobert 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).

  • Automatic clearance adjuster
    Patent number: 4981117
    Abstract: A mechanical automatic clearance adjuster (10) of the type comprising a screw (24) of generally buttress thread form running within an internally threaded housing (22) on running flanks (38,40) under the action of axially directed spring means (26) has the screw (24) provided with grooved locking flanks (42) incapable of establishing contiguous engagement with the co-operating locking flanks (44) of the housing. The adjuster (10) is described for use in a valve train application in an internal combustion engine.
    Type: Grant
    Filed: May 29, 1990
    Date of Patent: January 1, 1991
    Assignee: GKN Technology Limited
    Inventors: Stewart C. McRobert, Peter J. Gill