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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.:

US 5254899 B1

PDFFull Text
Date of Patent:
Oct. 19, 1993

Filed:

Jan. 22, 1992

Micro-traveller with ultrasonic motor

Applicant:
Inventors:

Makoto Suzuki, Tokyo, JP;

Nobuo Tsukada, Tokyo, JP;

Ichiro Horikoshi, Tokyo, JP;

Fujio Ozawa, Tokyo, JP;

Masao Kasuga, Tokyo, JP;

Assignee:

Seiko Instruments Inc., , JP;

Attorneys:

Adams; Bruce L.

Wilks; Van C.

Primary Examiner:

Steven L Stephan

Assistant Examiner:

C LaBalle

Int. Cl.
CPC ...
H01L / ; B61B / ;
U.S. Cl.
CPC ...
310323 ; 1041382 ;
Abstract

A traveller having two ultrasonic motors, each of which movable member drives the driving wheel respectively. The ultrasonic motor comprises a vibrating member, a moving member and a pressure regulating member. The driving circuit sends signals to turn the ultrasonic motor, which turn the moving memeber to turn the driving wheel. With the driving wheel turning, the traveller travels freely in any direction. Each of two ultrasonic motors receives respective signals to travel freely in any direction as a effect.

Find Patent Forward Citations

Suzuki, Makoto. (1993). Micro-traveller with ultrasonic motor (U.S. Patent No. 5254899). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5254899

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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