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:
Sep. 10, 2013
Filed:
Mar. 30, 2010
Toshikazu Morioke, Kawasaki, JP;
Toshikazu Morioke, Kawasaki, JP;
Nikon Corporation, Tokyo, JP;
Abstract
A vibration actuatorcomprises an elastic bodythat generates vibration waves in accordance with driving of an element, and a relative movement member that is in pressure contact with the bodyand is relatively moved with respect to the bodyby the vibration waves. A plurality of grooveare formed at the relative movement member side of the body, and depths of the groovein a direction orthogonal to a relative movement direction of the relative movement member vary along the relative movement direction of the relative movement member.
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