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. 05, 1984
Filed:
Mar. 31, 1983
Applicant:
Inventor:
Shoichi Furuhama, Setagaya-ku, Tokyo, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J / ;
U.S. Cl.
CPC ...
277216 ; 277236 ;
Abstract
An oil ring having an axially and radially thin cross-section and a single cylinder contacting face to bear against the cylinder wall with a pressure of 2 Kg/cm.sup.2 to 6 Kg/cm.sup.2. The oil ring is dimensioned to satisfy the following equations: