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:
Nov. 12, 2002
Filed:
Aug. 29, 2001
David Geiger, Orchard Park, NY (US);
Moog Inc., East Aurora, NY (US);
Abstract
An improved device ( ) for moving a load ( ) rotationally and/or axially relative to a body ( ) broadly comprises: a body; a motor ( ) mounted on the body and having an output shaft ( ) operatively arranged to move the load rotationally relative to the body; a piston ( ) movably mounted on the body and defining therewith a variable volume first chamber ( ), the piston being operatively arranged to move the load axially relative to the body; an accumulator ( ) charged to a predetermined pressure; a fluid in the first chamber and accumulator; a pump ( ) driven by the motor, the pump being operatively arranged to displace fluid from the first chamber to the accumulator; and a valve ( ) operatively arranged to selectively permit pressurized fluid in the accumulator to flow into the first chamber to move the piston and load in one direction axially relative to the body.