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. 08, 2002
Filed:
Feb. 08, 2001
Eiji Inoue, Kanagawa, JP;
Hidetaka Koga, Kanagawa, JP;
Atsushi Yanazaki, Kanagawa, JP;
Takefumi Okamoto, Kanagawa, JP;
Isuzu Motors Limited, Tokyo, JP;
Abstract
A power driving device comprises a fluid coupling operated by an engine, a wet-type friction clutch disposed between said fluid coupling and a transmission, and a fluid operation means for circulating the operation fluid through said fluid coupling and for feeding the operation fluid to the wet-type friction clutch. In the pump housing of the fluid operation means, there is disposed a hydraulic pump that works as a source of hydraulic pressure, there are formed passages for communicating said hydraulic pump with said fluid coupling and with said wet-type friction clutch, and there are disposed a relief valve for adjusting the pressure of the operation fluid blown out from the hydraulic pump, a control valve for changing over the passage communicated with the fluid coupling and a control valve for changing over the passage communicated with the wet-type friction clutch.