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:
Jun. 07, 2022
Filed:
Feb. 26, 2020
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Hiroshi Kawanishi, Nisshin, JP;
Kiyonori Takagi, Okazaki, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Abstract
There is provided a control device for a vehicle oil supply device that includes a mechanical oil pump configured to be rotatable forward and in reverse, an electric oil pump configured to suction oil stored in an oil storage portion that is common to the mechanical oil pump and the electric oil pump, a first filtering member provided to a first strainer of the mechanical oil pump, and a second filtering member provided to second strainer of the electric oil pump. The control device includes a controller configured to control the rotational speed of the electric oil pump. The controller is configured to restrict the rotational speed of the electric oil pump when the mechanical oil pump is rotated in reverse compared to when the mechanical oil pump is rotated forward.