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:
Jun. 14, 1988
Filed:
Sep. 04, 1987
Applicant:
Inventor:
Paul G Pace, Hollywood, CA (US);
Assignee:
Barry Wright Corporation, Newton Lower Falls, MA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B25B / ;
U.S. Cl.
CPC ...
269310 ;
Abstract
An adjustable device for supporting workpieces having two sets of relatively movable interleaved friction plates, one set attached to and movable with a work supporting plunger, the other being relatively stationary with respect to the plunger. The plunger and associated plates are moved into work supporting engagement by air pressure; the two sets of plates being clamped together by a hydraulic piston operated at right angles to the plates, to hold the plunger in the desired work supporting position of adjustment until the sets of plates are unclamped.