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:
Oct. 11, 1983
Filed:
Apr. 14, 1982
Applicant:
Inventors:
Rusaam S Nemets, Moscow, SU;
Vladimir G Kislov, Moscow, SU;
Efim S Gorbulev, Moscow, SU;
Ivan A Koval, Kharkov, SU;
Boris S Eremenko, Kharkov, SU;
Felix A Brainman, Kharkov, SU;
Jury M Kontsov, Odessa, SU;
Anatoly V Adamovich, Moscow, SU;
Lev A Burov, Moscow, SU;
Viktor P Moldavanov, Odessa, SU;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J / ;
U.S. Cl.
CPC ...
277140 ; 277141 ; 277142 ; 277216 ; 267-15 ;
Abstract
A compound oil ring comprises flat rings and a tangential expander provided therebetween. The tangential expander comprises an annular integrally bent serpentine spring having vertically extending webs and horizontally extending flanges terminating in vertically extending bearing shoulders. Each vertically extending flange is bent so as to form at least one bend extending into the interior of the compound oil ring.