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:
Oct. 12, 2010
Filed:
Jun. 17, 2009
Applicants:
Hsin-an Chiang, Taichung, TW;
Jin-cheng Lin, Taichung, TW;
Inventors:
Hsin-An Chiang, Taichung, TW;
Jin-Cheng Lin, Taichung, TW;
Assignee:
Hiwin Mikrosystem Corp., Taichung, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66D 3/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A pulley actuator implements a motor to drive a screw and a guide rod to relatively expand or retract while utilizing one flexible rope and two pulleys to drive three telescoped tubes to relatively expand or retract move correspondingly. The pulley actuator has a simplified structure as compared with the known devices and is easy to fabricate.