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. 25, 2016
Filed:
Dec. 09, 2014
Hyundai Autron Co., Ltd., Seongnam-si, KR;
Kwang Hyuk Lim, Suwon-si, KR;
Chang Kyu Shin, Gunpo-si, KR;
John Ha Lee, Suwon-si, KR;
Jong Ik Choi, Seoul, KR;
Se Hoon Son, Goyang-si, KR;
HYUNDAI AUTRON CO., LTD., Seongnam-Si, KR;
Abstract
Apparatus for controlling a clutch using a fail-safe valve, and the apparatus includes: a fail-safe valve which is moved to the left or right according to an on-off operation of an on-off solenoid valve; and a control unit configured to control the fail-safe valve through the on-off solenoid valve; wherein when engine torque is a predetermined reference value or more, the control unit turns off the on-off solenoid valve to move the fail-safe valve for applying line pressure to the clutch, and when the engine torque is lower than the predetermined reference value, the control unit turns on the on-off solenoid valve to move the fail-safe valve for applying control pressure to the clutch.