Patents by Inventor Lowell T. Greentaner

Lowell T. Greentaner 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).

  • Motor having recessed area in motor case for retaining motor shaft bearing therein
    Patent number: 5838081
    Abstract: A motor includes a shaft having a load end portion and a retained end portion. The motor further includes a case assembly having a first end wall and a second end wall, wherein the first end wall has a recessed area defined therein, and the second end wall has an opening defined therein through which the load end portion of the shaft extends. Additionally, the motor includes a bearing which rotatably supports the retained end portion of the shaft, a portion of the bearing being positioned in the recessed area. A method of supporting a shaft of a motor within a case is also disclosed.
    Type: Grant
    Filed: August 22, 1997
    Date of Patent: November 17, 1998
    Assignee: ITT Automotive Electrical Systems, Inc.
    Inventors: Lowell T. Greentaner, David J. Hemmert, Gunter Kiehnle
  • Power door lock actuator
    Patent number: 4893704
    Abstract: A power door lock actuator avoids back driving the motor during manual operation through the use of main and secondary shafts with opposed external threads that cooperate to send a drive member to a neutral position without changing the direction of the motor.
    Type: Grant
    Filed: March 27, 1989
    Date of Patent: January 16, 1990
    Assignee: General Motors Corporation
    Inventors: Timothy J. Fry, Lowell T. Greentaner