Patents by Inventor Jeffery Griffin

Jeffery Griffin 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).

  • Push-on fuel cap
    Patent number: 5381919
    Abstract: According to the present invention, a push-on cap is provided for engaging a filler neck. The cap includes means for closing the mouth of the filler neck. This closing means includes a housing and an end member which is coupled to the housing while being axially movable relative to the housing. The cap further includes means for gripping the filler neck in response to the sliding axially inward movement between a filler neck-engaging position and a filler neck-disengaging position.
    Type: Grant
    Filed: October 18, 1993
    Date of Patent: January 17, 1995
    Assignee: Stant Manufacturing Inc.
    Inventors: Jeffery Griffin, Robert S. Harris
  • Tank pressure control apparatus
    Patent number: 5044397
    Abstract: An apparatus is provided for controlling flow of liquid through an aperture. The apparatus includes a housing and a float valve disposed in and unattached to the housing. The float valve is formed to include a float chamber and is movable in the housing between an aperture blocking position and an aperture unblocking position. The apparatus further includes a mechanism for controlling movement of the float valve by selectively venting fluid from the float chamber to reduce the buoyancy of the float valve.
    Type: Grant
    Filed: December 24, 1990
    Date of Patent: September 3, 1991
    Inventors: Emil Szlaga, Robert S. Harris, Jeffery Griffin
  • Tank pressure control apparatus
    Patent number: 4991615
    Abstract: An apparatus is provided for controlling flow of liquid through an aperture. The apparatus includes a housing and a float valve disposed in and unattached to the housing. The float valve is formed to include a float chamber and is movable in the housing between an aperture-blocking position and an aperture-unblocking position. The apparatus further includes a mechanism for controlling movement of the float valve by selectively venting fluid from the float chamber to reduce the buoyancy of the float valve.
    Type: Grant
    Filed: March 2, 1990
    Date of Patent: February 12, 1991
    Assignee: Stant Inc.
    Inventors: Emil Szlaga, Robert S. Harris, Jeffery Griffin