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:
Apr. 29, 1997
Filed:
Jun. 07, 1995
Applicant:
Inventors:
Tsuneo Watanabe, Kawasaki, JP;
Tadao Takagi, Yokohama, JP;
Daisuke Saya, Urayasu, JP;
Ryouichi Suganuma, Yokohama, JP;
Kunihiro Fukino, Fujisawa, JP;
Assignee:
Nikon Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
310323 ;
Abstract
An ultrasonic wave motor comprises a vibration member for generating a travelling vibration wave, a movable body to be driven by the vibration member, and a pressing mechanism having spring member which abuts against at least one of the vibration member and the movable body and presses the vibration member and the movable body toward each other. The spring member is formed by a resilient plate member.