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Patent Searching and Data


Title:
HYDRAULIC PRESSURE CONTROL DEVICE AND BRAKE SYSTEM
Document Type and Number:
WIPO Patent Application WO/2017/073163
Kind Code:
A1
Abstract:
The purpose is to provide a hydraulic pressure control device and a brake system able to improve the degree of layout freedom for an oil passage inside a housing. The present invention is provided with: a normally closed electromagnetic valve having a first valve part positioned from the surface of the housing to an inner part of the housing, said valve closing the oil passage inside the housing when not energized; and a normally open electromagnetic valve having a second valve part positioned from the surface of the housing to an inner part of the housing and aligned with the axial length of the first valve part, said valve opening the oil passage inside the housing when not energized.

Inventors:
YAMAGUCHI, Takahiro (4-7-1, Onna, Atsugi-sh, Kanagawa 10, 〒2438510, JP)
NAKAZAWA, Chiharu (4-7-1, Onna, Atsugi-sh, Kanagawa 10, 〒2438510, JP)
Application Number:
JP2016/075795
Publication Date:
May 04, 2017
Filing Date:
September 02, 2016
Export Citation:
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Assignee:
HITACHI AUTOMOTIVE SYSTEMS, LTD. (2520, Takaba Hitachinaka-sh, Ibaraki 03, 〒3128503, JP)
International Classes:
B60T8/34; B60T13/68; F15B11/00; F16K27/02; F16K31/06
Foreign References:
JP2002528680A2002-09-03
JP2008143202A2008-06-26
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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