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:
Apr. 05, 2011
Filed:
Apr. 03, 2008
Applicants:
John Herbert Harvey, Wolverhampton, GB;
Stephen Harlow Davies, Shifnal, GB;
Inventors:
John Herbert Harvey, Wolverhampton, GB;
Stephen Harlow Davies, Shifnal, GB;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
F16D 65/14 (2006.01); H02K 7/06 (2006.01); H02P 3/00 (2006.01); H02P 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An actuator arrangement comprises a plurality of linearly extendable actuators arranged to be driven by a common electrically driven motor, each actuator, being provided with limit stops to limit extension and/or retraction thereof, wherein the limit stops of the actuators are positioned such that a first one of the actuators has a smaller range of permitted extension than at least a second one of the actuators.