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. 07, 1989
Filed:
Dec. 28, 1987
Applicant:
Inventors:
Takayuki Tsukimoto, Fujisawa, JP;
Takuo Okuno, Yokohama, JP;
Kazuhiro Izukawa, Yokohama, JP;
Ichiro Okumura, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
310323 ; 310328 ;
Abstract
This specification discloses a linear type vibration wave motor in which travelling vibration waves are generated by vibratory members of endless structure to frictionally drive a moving member and the moving member is disposed at a location wherein the directions of travel of the travelling waves generated on the vibratory members are the same, thereby improving the drive force.