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. 05, 2006
Filed:
Feb. 18, 2003
Applicants:
Tetsuhiko Nishimura, Hyogo, JP;
Masatoshi Sano, Hyogo, JP;
Yoshinori Kegasa, Hyogo, JP;
Inventors:
Assignee:
Kawasaki Jukogyo Kabushiki Kaisha, Hyogo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02P 1/22 (2006.01); H02P 1/40 (2006.01);
U.S. Cl.
CPC ...
Abstract
A drive controller () of the present invention comprises control means (to) configured to perform control to cause a driven element to move by a driver (M) and a collision detecting means () configured to detect a collision of the driven element. The collision detecting means detects the collision of the driven element based on an estimated speed deviation which is an estimated deviation from an actual speed of the driven element or an estimated acceleration deviation which is an estimated deviation from an actual acceleration of the driven element.