The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 02, 1983
Filed:
Apr. 06, 1981
John M Speicher, Upland, CA (US);
General Dynamics, Pomona Division, Pomona, CA (US);
Abstract
A pedestal gimbal drive assembly includes a yoke and a cross shaft mounted for movement about separate orthogonal axes for affording a sensing platform for being driven by differential drive mechanism for sweeping a hemispherical segment. One embodiment of the drive means includes an endless cable drivingly connected by means of two separate reversible motors to a pair of fixed pulleys on the platform and trailed over a plurality of idler pulleys and operative to move the platform in the desired motion. An alternate embodiment includes a driven gear connected to the ring and a pair of bevelled gears connected to the driven gear and connected by link members to the two independent reversible motors.