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:
Nov. 15, 1994
Filed:
Oct. 29, 1991
Junichi Murakami, Yokohama, JP;
Shigeru Ogino, Tokyo, JP;
Hiroyuki Wada, Yokohama, JP;
Hiroyuki Takahara, Yokohama, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A motor for driving a moving member with respect to a member which serves as a reference of the movement includes at least two first piezoelectric actuators for operating an operating portion thereof such that it is brought into contact with and is moved away from said member, and at least one second piezoelectric actuator operating such that it changes a distance between the plurality of first piezoelectric actuators. At least one of the plurality of first piezoelectric actuators employs a bimorph type piezoelectric element.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile