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. 15, 1983
Filed:
Jan. 31, 1980
Applicant:
Inventors:
Venkat R Garlapaty, Plymouth, MN (US);
Michael J Hall, Wayzata, MN (US);
William C Branham, Wayzata, MN (US);
Assignee:
Tol-O-Matic, Inc., Minneapolis, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01B / ;
U.S. Cl.
CPC ...
92 88 ; 277170 ;
Abstract
A fluid power cylinder having a cylinder with an elongated slot extending generally parallel to the longitudinal axis of the cylinder, a reciprocally movable piston and a strip sealing means for successively sealing the slot during movement of the piston. The sealing member is of a laminated construction and is constructed partially of a magnetized rubber-like material for magnetic attraction to the cylinder wall adjacent the slot. The sealing member also includes beveled edges for engagement with beveled edges adjacent the slot.