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:
Sep. 03, 2019
Filed:
Apr. 16, 2015
Isuzu Motors Limited, Tokyo, JP;
Yasushi Yamamoto, Fujisawa, JP;
Koji Terashima, Fujisawa, JP;
Shou Ozaki, Fujisawa, JP;
Taku Honda, Fujisawa, JP;
Toshitaka Minbu, Fujisawa, JP;
Yusuke Takahashi, Fujisawa, JP;
Tomoaki Shimozawa, Fujisawa, JP;
Nobuyuki Iwao, Fujisawa, JP;
ISUZU MOTORS LIMITED, Tokyo, JP;
Abstract
A dual clutch device includes a first piston applying a first clutch by a hydraulic pressure supplied into a first hydraulic pressure chamber and releasing the first clutch by a first spring, a second piston applying a second clutch by a hydraulic pressure supplied into a second hydraulic pressure chamber and releasing the second clutch by a second spring, a first supply line supplying a hydraulic pressure into the first hydraulic pressure chamber and a second hydraulic pressure canceling chamber, a second supply line supplying a hydraulic pressure into the second hydraulic pressure chamber and a first hydraulic pressure canceling chamber, a first valve allowing or cutting the supply of hydraulic pressure into the first hydraulic pressure chamber and the second hydraulic pressure canceling chamber, and a second valve allowing or cutting the supply of hydraulic pressure into the second hydraulic pressure chamber and the first hydraulic pressure canceling chamber.