Patents by Inventor James A. Ten Hoven

James A. Ten Hoven 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).

  • Liquid-level sensor
    Patent number: 5267474
    Abstract: A liquid level sensor has a liquid sensing element carried on the end of a curved probe which is inserted into a liquid-holding chamber. The probe can be rotated to properly locate the sensor within the chamber. A threaded nut locks the curved probe in position to maintain the sensor in the proper position.
    Type: Grant
    Filed: October 23, 1992
    Date of Patent: December 7, 1993
    Assignee: Kohler Co.
    Inventor: James A. Ten Hoven
  • Brushless alternator
    Patent number: 4918343
    Abstract: A brushless alternator for an engine-generator set has a housing for mounting to the engine. Raised ribs define an internal bore of the housing, the bore having a constant diameter to mount the stator and the exciter field assembly, both of which have the same laminations. The ribs also define cooling air flow paths through the housing. A fan is mounted outside of the housing at the free end of the housing to draw air into the engine end, through the housing and out the free end.
    Type: Grant
    Filed: October 13, 1988
    Date of Patent: April 17, 1990
    Assignee: Kohler CO.
    Inventors: Martin W. Heinrich, James A. Ten Hoven