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Patent Searching and Data


Title:
BRAKE DEVICE AND BRAKE CONTROL METHOD
Document Type and Number:
WIPO Patent Application WO/2017/158878
Kind Code:
A1
Abstract:
Provided are a brake device and brake control method by which it is possible to suppress a decrease in control precision resulting from variations in the valve characteristics of a solenoid valve which is normally open. A brake device according to one embodiment of the present invention: calculates the current necessary to close the solenoid valve on the basis of the inertial rotation characteristics of a motor that rotationally drives a pump; and controls the open/closed state of the solenoid valve on the basis of the calculated current.

Inventors:
NISHIDA, Shinichiro (4-7-1, Onna, Atsugi-sh, Kanagawa 10, 〒2438510, JP)
Application Number:
JP2016/076092
Publication Date:
September 21, 2017
Filing Date:
September 06, 2016
Export Citation:
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Assignee:
HITACHI AUTOMOTIVE SYSTEMS, LTD. (2520, Takaba Hitachinaka-sh, Ibaraki 03, 〒3128503, JP)
International Classes:
B60T8/17; B60T13/122; B60T13/68; F16K31/06
Foreign References:
JPH09193781A1997-07-29
JP2006264607A2006-10-05
JP2012091577A2012-05-17
Attorney, Agent or Firm:
ONO, Shinjiro et al. (YUASA AND HARA, Section 206 New Ohtemachi Bldg., 2-1, Ohtemachi 2-chome, Chiyoda-k, Tokyo 04, 〒1000004, JP)
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