Patents by Inventor Thomas P. Gavin

Thomas P. Gavin 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).

  • Fan shroud for pump
    Patent number: 9181958
    Abstract: A hydrostatic apparatus is disclosed. The hydrostatic apparatus comprises a pump, an input shaft, a fan and a fan shroud. The pump comprises a housing, an end cap, a first end and a second end. The input shaft extending from the first end and the second end of the pump. The fan is attached to one end of the input shaft. The fan shroud is also attached to the pump.
    Type: Grant
    Filed: August 29, 2014
    Date of Patent: November 10, 2015
    Assignee: Hydro-Gear Limited Partnership
    Inventors: Thomas Kopel, Thomas A. Roth, Thomas P. Gavin, B. Keith Harshman, Bryce E. Steenburg, Raymond Hauser, Lonnie E. Holder
  • Fan shroud for pump
    Patent number: 8858198
    Abstract: A hydrostatic apparatus is disclosed. The hydrostatic apparatus comprises a pump, an input shaft, a fan and a fan shroud. The pump comprises a housing, an end cap, a first end and a second end. The input shaft extending from the first end and the second end of the pump. The fan is attached to one end of the input shaft. The fan shroud is also attached to the pump.
    Type: Grant
    Filed: July 19, 2013
    Date of Patent: October 14, 2014
    Assignee: Hydro-Gear Limited Partnership
    Inventors: Thomas Kopel, Thomas A. Roth, Thomas P. Gavin, B. Keith Harshman, Bryce E. Steenburg, Raymond Hauser, Lonnie E. Holder
  • Dual neutral start switches
    Patent number: 7131267
    Abstract: Dual neutral start switch configurations for preventing vehicle users from starting or activating a vehicle engine under certain circumstances and designed to be part of the control arm or return-to-neutral configuration are disclosed. These configurations may be used with pumps, transmissions or transaxles in a variety of different vehicle applications. Also disclosed is a combination neutral start switch and reverse mower blade cutoff switch.
    Type: Grant
    Filed: October 1, 2003
    Date of Patent: November 7, 2006
    Assignee: Hydro-Gear Limited Partnership
    Inventors: Scott W. Keller, Lonnie E. Holder, Michael Taylor, Thomas P. Gavin, Donald G. Cook, Michael E. Cook
  • Neutral start switch
    Patent number: 7032377
    Abstract: A neutral start switch for preventing vehicle users from starting or activating a vehicle engine under certain circumstances and for use in connection with a control arm mechanism, which may be attached to a casing of a hydraulic pump.
    Type: Grant
    Filed: September 2, 2003
    Date of Patent: April 25, 2006
    Assignee: Hydro-Gear Limited Partnership
    Inventors: Scott W. Keller, Thomas P. Gavin, Donald G. Cook, Michael E. Cook, Lonnie E. Holder