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:
Nov. 19, 2013
Filed:
Aug. 26, 2009
Guan-shyong Hwang, Chiayi County, TW;
Der-min Tsay, Kaohsiung, TW;
Guan-Shyong Hwang, Chiayi County, TW;
Der-Min Tsay, Kaohsiung, TW;
National Sun Yat-Sen University of Kaohsiung, Kaohsiung, TW;
Abstract
An independently controllable transmission mechanism includes a first planetary gear set, a second planetary gear set, a first transmission-connecting set and a second transmission-connecting set. The first planetary gear set includes a first power output end, the second planetary gear set includes a transmission control end, the first transmission-connecting set includes a first power input end and the second transmission-connecting set includes a free transmission end. The transmission control end controls the free transmission end to function as a second power input end or a second power output end.