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. 08, 2011
Filed:
Jan. 28, 2009
Applicants:
Masayuki Hamura, Yamanashi, JP;
Kenzo Ebihara, Yamanashi, JP;
Inventors:
Masayuki Hamura, Yamanashi, JP;
Kenzo Ebihara, Yamanashi, JP;
Assignee:
Fanuc Ltd, Minamitsuru-Gun, Yamanashi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23D 1/08 (2006.01); B23D 7/10 (2006.01); B23Q 5/28 (2006.01); H02K 33/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
When a slide member mounted with a tool reciprocates on a guide member reach one end and the other end positions of the guide member, permanent magnets provided on the guide member and the permanent magnets provided on the slide member repel each other to give the guide member forces for reversing its moving direction. The guide member is provided to be movable with respect to a base and repulsive forces between permanent magnets provided on the base and permanent magnets provided on the guide member are used to retain an axial position of the guide member.