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:
Mar. 25, 2014
Filed:
Sep. 10, 2010
Tomoo Atarashi, Kariya, JP;
Natsuki Sada, Anjo, JP;
Takuya Komatsu, Anjo, JP;
Yutaka Ozeki, Susono, JP;
Tomoo Atarashi, Kariya, JP;
Natsuki Sada, Anjo, JP;
Takuya Komatsu, Anjo, JP;
Yutaka Ozeki, Susono, JP;
Aisin AW Co., Ltd., Anjo, JP;
Abstract
A drive device in which a driving force transfer mechanism is accommodated in a case that includes a main body portion having an opening portion and a cover portion attached to the opening portion, and the cover portion is provided with an oil pump. The drive device is configured with a pump cover attached to a case inner surface of the cover portion, which forms an inner surface of the case, such that the pump cover is accommodated in a case internal space surrounded by the main body portion and the cover portion. A pump chamber of the oil pump is formed by a recess that is formed in at least one of a mating surface of the cover portion and a mating surface of the pump cover in a bonding portion between the cover portion and the pump cover.