Patents by Inventor Frank Chaffee

Frank Chaffee 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).

  • Antenna drive assembly
    Patent number: 5469182
    Abstract: A linear-actuator-type antenna drive assembly for use in an antenna base, which drive assembly facilitates horizon-to-horizon tracking of geosynchronous satellites, includes a linear actuator having an expandable and retractable end, a first link pivotably connected between the expansible and retractable end of the linear actuator and a means for mounting an antenna to the base, and a second link pivotably connected between the base and the first link.
    Type: Grant
    Filed: August 20, 1993
    Date of Patent: November 21, 1995
    Assignee: Orbitron Division of Greenbriar Products, Inc.
    Inventor: Frank Chaffee