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:
Jul. 10, 1984
Filed:
Mar. 14, 1983
Applicant:
Inventor:
John D Boland, Jackson, MI (US);
Assignee:
Aeroquip Corporation, Jackson, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K / ; F15B / ;
U.S. Cl.
CPC ...
137496 ; 137528 ; 277177 ; 91 26 ; 91396 ;
Abstract
A synthetic plastic cushion seal for an expansible chamber motor usable with either an air or oil pressurized medium, the seal having reduced friction characteristics, being of a concise configuration and utilizing radial and axial channels to facilitate medium flow during pressurization of the associated motor chamber.