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.

Date of Patent:
Aug. 13, 2013

Filed:

Jun. 20, 2008
Applicants:

Michitomo Ueda, Tokyo, JP;

Kotaro Takamura, Tokyo, JP;

Yukihiro Kawamoto, Tokyo, JP;

Inventors:

Michitomo Ueda, Tokyo, JP;

Kotaro Takamura, Tokyo, JP;

Yukihiro Kawamoto, Tokyo, JP;

Assignee:

Hirata Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23P 19/04 (2006.01); B23P 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A snap ring attachment includes a guide cylinder () defining a guide path () having a region of a supply port side of a snap ring exhibiting a circular section and a region of an exit side of the snap ring exhibiting an oval section and continuously varying from the circular section to the oval section, so as to guide the snap ring toward an attachment groove, a posture changing and pressing mechanism () provided in the guide cylinder for pressing the snap ring supplied in an upright state vertical to the extending direction of the guide path while being radially contracted, to tiltingly move it, then again erect it, and press it while changing its posture to be pushed into the attachment groove, and a driving mechanism () for exerting driving force to generate pressing force in the posture changing and pressing mechanism.


Find Patent Forward Citations

Loading…