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:
Jan. 05, 2016
Filed:
Sep. 09, 2011
Cheol Jin Kim, Gyeonggi-do, KR;
Cheol Jin Kim, Gyeonggi-do, KR;
HYUNDAI POWERTECH CO., LTD., Chungcheongnam-Do, KR;
Abstract
The present invention relates to a dual clutch device which comprises: a retainer portion to which a rotation force is transmitted; a pair of plate portions provided to the retainer portion; disc portions which are respectively arranged at the plate portions; a hub portion connected to the disc portion; piston portions which respectively apply pressure to the plate portions; driving portions which respectively move the piston portions; and a restoration portion which is arranged between the driving portions and provides a restoration force to the piston portions. The dual clutch device, according to the invention, uses one restoration portion, thereby simplifying a flow path and reducing the size of a product.