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:
Mar. 20, 2007
Filed:
Mar. 17, 2004
Applicants:
Nobuo Komeyama, Nara, JP;
Mitsumasa Ozeki, Nara, JP;
Inventors:
Nobuo Komeyama, Nara, JP;
Mitsumasa Ozeki, Nara, JP;
Assignees:
Koyo Seiko Co., Ltd., Osaka, JP;
Koyo Machine Industries Co., Ltd., Yao, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D 3/40 (2006.01);
U.S. Cl.
CPC ...
Abstract
A cross shaft joint tiltably coupling two shaft members each other includes: a cross shaft which includes four shaft portions and is arranged between the two shaft members; outer ring cups rotatably provided to the four shaft portions, respectively, the outer ring cups being adapted to be coupled to corresponding shaft members; and an attachment portion to which a balance weight for balancing the outer ring cups can be attached is formed on at least one of the outer ring cups.