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:
Dec. 04, 2012
Filed:
Oct. 16, 2009
Nobukazu Ike, Kariya, JP;
Yasunari Muranaka, Okazaki, JP;
Takeshi Fukuma, Nishio, JP;
Shinichiro Iga, Anjo, JP;
Shingo Uozumi, Nishio, JP;
Nobukazu Ike, Kariya, JP;
Yasunari Muranaka, Okazaki, JP;
Takeshi Fukuma, Nishio, JP;
Shinichiro Iga, Anjo, JP;
Shingo Uozumi, Nishio, JP;
Aisin AW Co., Ltd., Anjo, JP;
Abstract
A vehicle drive device includes a case with a case main body portion accommodating the speed change mechanism, and a connection case portion connecting the engine and the case main body portion and having a diameter increased toward the engine; a hydraulic pressure control device that is provided under the speed change mechanism, and controls a hydraulic pressure to be supplied to the speed change mechanism; and an electric pump that generates the hydraulic pressure to be supplied to the speed change mechanism through the hydraulic pressure control device.