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. 16, 2014
Filed:
Nov. 17, 2011
Kentaro Watanabe, Kariya, JP;
Motoyasu Yamamori, Nagoya, JP;
Ryouichi Takahata, Kitakatsuragi-gun, JP;
Kazuya Ando, Okazaki, JP;
Naomasa Mukaide, Tokai, JP;
Kentaro Watanabe, Kariya, JP;
Motoyasu Yamamori, Nagoya, JP;
Ryouichi Takahata, Kitakatsuragi-gun, JP;
Kazuya Ando, Okazaki, JP;
Naomasa Mukaide, Tokai, JP;
JTEKT Corporation, Osaka, JP;
Abstract
An oil pump apparatus in which an electrical pump can be easily disposed is provided. A mechanical pump including: an inner gear which is configured to be driven by an engine; and an outer gear which is configured to mesh with the inner gear, and an electrical pump including: an outer gear which is configured to be driven by a motor section; and an inner gear which is configured to mesh with the outer gear are installed adjacent to each other in the axial direction in a pump installation space of a pump housing having suction ports and ejection ports. A blocking plate which is configured to block communications between the suction ports and the ejection ports is disposed between the mechanical pump and the electrical pump.