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:
Feb. 07, 1978
Filed:
Feb. 02, 1977
Applicant:
Inventors:
Wayne B Lloyd, Baltimore, MD (US);
John H Staehlin, Lutherville, MD (US);
Assignee:
Westinghouse Electric Corporation, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H / ;
U.S. Cl.
CPC ...
74409 ; 74440 ;
Abstract
An anti-backlash gear assembly including an hydraulic piston that automatically maintains clearance-filling positioning of two relatively circumferentially adjustable axial parts of a split gear by receipt of hydraulic fluid from a local accumulator via a fluid-retaining check valve means.