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. 08, 2005
Filed:
Feb. 14, 2002
Applicant:
Masahiro Morisada, Tochigi, JP;
Inventor:
Masahiro Morisada, Tochigi, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B027/42 ; G03B027/58 ; G03B027/60 ; G03B027/62 ;
U.S. Cl.
CPC ...
Abstract
An anti-vibration apparatus includes a table, a pneumatic spring for applying a force to the table, an electromagnetic actuator for applying a force to the table, and a first generator which generates a driving signal for the electromagnetic actuator based on at least one of a target position and a target speed with respect to a movable object on the table.