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:
Dec. 16, 1997
Filed:
Jun. 03, 1993
Applicant:
Inventors:
Hiroyuki Seki, Urawa, JP;
Atsushi Kimura, Yokohama, JP;
Yoshifumi Nishimoto, Yokohama, JP;
Yutaka Maruyama, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
310323 ;
Abstract
A vibration wave driven motor includes a vibration member which vibrates in response to an applied electrical signal, a rail-shaped stator having a recess formed thereon, a movable base integral with an elastic element, a pair of rollers, one of which engages the recess on the stator, and a pressing spring forcing the vibration member, the stator, and one of the rollers into contact.