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. 13, 2008
Filed:
Mar. 29, 2007
Applicant:
Mitsuo Manabe, Saitama, JP;
Inventor:
Mitsuo Manabe, Saitama, JP;
Assignee:
Fujinon Corporation, Saitama-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02N 2/00 (2006.01); G02B 7/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A driving apparatus comprises: an electro-mechanical conversion element; a driving shaft that reciprocates in response to an extension and contraction of the electro-mechanical conversion element; a driven member, frictionally engaged with the driving shaft, that moves along the driving shaft by reciprocating the driving shaft; and at least one shaft support portion each including a groove portion that accommodates therein the driving shaft and a spring member that biases the driving shaft accommodated in the groove portion to a direction of the groove portion.