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:
Jul. 29, 2003
Filed:
Apr. 23, 2002
Applicant:
Inventors:
Kazuyoshi Harimoto, Iwata, JP;
Yoshiyasu Nakano, Iwata, JP;
Masaru Kitagawa, Iwata, JP;
Nobuhiro Kasahara, Iwata, JP;
Assignee:
NTN Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01L 1/18 ;
U.S. Cl.
CPC ...
F01L 1/18 ;
Abstract
The cam follower with roller according to the present invention includes a cam follower body having a roller supporting portion integrally formed therein, a supporting shaft of which both ends are fixed to the roller supporting portion, and a roller rotatably supported to the supporting shaft with a plurality of needle rollers interposed. At least one of the supporting shaft, needle roller and roller is formed of heat-resisting steel, and the both ends of the supporting shaft is caulked to be fixed to the supporting portion.