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:
Jun. 11, 2019
Filed:
Sep. 27, 2017
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Euihee Jeong, Hwaseong-si, KR;
In Tae Park, Hwaseong-si, KR;
Jong Min Kim, Busan, KR;
Jinwoo Lee, Dongsong-eup, KR;
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Abstract
A double clutch apparatus for selectively transmitting a torque of an engine output shaft to first and second input shafts may include a clutch housing connected to the engine output shaft, external and internal clutches radially superposed and respectively connected to the first and second input shafts, first and second operation pistons operated by a dual slave cylinder to respectively operate the external clutch and the internal clutch, a hydraulic pump connected to a driven gear by a rotation shaft, a pump driveshaft disposed coaxially with and external to the second input shaft, the pump driveshaft being formed with a drive gear engaged with the driven gear, and a connecting shaft fixed to a radially internal end portion of the second operation piston and spline-engaged with an internal circumference of the pump driveshaft.