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.

Date of Patent:
Nov. 12, 2019

Filed:

Aug. 07, 2018
Applicant:

Honda Motor Co., Ltd., Minato-ku, Tokyo, JP;

Inventor:

Masamichi Harada, Wako, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F15B 11/17 (2006.01); F15B 11/16 (2006.01); F16H 61/00 (2006.01); F16H 59/74 (2006.01); F16H 59/44 (2006.01); F16H 59/52 (2006.01); F16H 59/72 (2006.01);
U.S. Cl.
CPC ...
F15B 11/165 (2013.01); F15B 11/17 (2013.01); F16H 61/0031 (2013.01); F15B 2211/20515 (2013.01); F15B 2211/20523 (2013.01); F15B 2211/20576 (2013.01); F15B 2211/2658 (2013.01); F15B 2211/633 (2013.01); F15B 2211/6343 (2013.01); F15B 2211/6651 (2013.01); F16H 59/44 (2013.01); F16H 59/52 (2013.01); F16H 59/72 (2013.01); F16H 59/74 (2013.01); F16H 2059/746 (2013.01);
Abstract

In a control unit of a hydraulic control device, a workload calculation unit calculates the amount of workload cut in a first pump when supply of first oil from the first pump to a continuously variable transmission mechanism through a check valve is switched to supply of second oil from a second pump to the continuously variable transmission mechanism. A workload determination unit determines whether the amount of workload loss of an ACG is more than the amount of workload cut. A motor controller stops a motor or decreases a rotation number if the workload determination unit determines that the amount of workload loss is more than the amount of workload cut.


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