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. 06, 2016
Filed:
Jul. 26, 2013
Aisin Seiki Kabushiki Kaisha, Kariya-shi, JP;
Aisin Aw Co., Ltd., Anjo-shi, JP;
Yoshitomi Haneda, Anjo, JP;
Yasuhiro Ishihara, Anjo, JP;
Yoshinori Ono, Nukata-gun, JP;
Masaki Nomura, Anjo, JP;
Shiko Yoshimura, Nishio, JP;
Shigeki Takami, Anjo, JP;
Tomoo Atarashi, Kariya, JP;
Takafumi Koshida, Anjo, JP;
AISIN SEIKI KABUSHIKI KAISHA, Kariya-shi, JP;
AISIN AW CO., LTD., Anjo-shi, JP;
Abstract
A hybrid drive device has a clutch connecting and disconnecting an output shaft and an input shaft, a first motor generator that rotates in conjunction with the rotation of the input shaft, an allowable clutch heat generation amount calculation portion that calculates the allowable clutch heat generation amount, an allowable differential clutch rotation speed calculation portion which calculates the allowable differential clutch rotation speed for when engagement starts, on the basis of the allowable clutch heat generation amount, and a motor generator rotation control portion that controls the rotation speed of the first motor generator such that the differential clutch rotation speed when engagement starts and during engagement is no more than the allowable differential clutch rotation speed when engagement starts.