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:
May. 22, 2012
Filed:
May. 26, 2005
Applicants:
Koichiro Mizuno, Kashiwara, JP;
Koji Kawaguchi, Izumi, JP;
Tomotaka Nakagawa, Nara, JP;
Inventors:
Assignee:
JTEKT Corporation, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
F16J 15/32 (2006.01);
U.S. Cl.
CPC ...
Abstract
A lip portion consists of two cylindrical axial lipsextended in parallel to an axial direction of a sealand in different lengths (a radial lip is obviated). A neckof a cross shaftis formed with a neck slant portiondefined by a conical surface inclined at 45° relative to an axis thereof. The two axial lipsare pressed against the neck slant portion in the axial direction.