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:
Feb. 17, 2026

Filed:

Mar. 15, 2021
Applicant:

Advics Co., Ltd., Kariya, JP;

Inventors:

Kazutoshi Yogo, Kariya, JP;

Masataka Sakaue, Kariya, JP;

Assignee:

ADVICS CO., LTD., Kariya, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60T 13/74 (2006.01); B60T 8/17 (2006.01); B60T 8/42 (2006.01); B60T 13/14 (2006.01); B60T 13/68 (2006.01); B60T 17/18 (2006.01);
U.S. Cl.
CPC ...
B60T 13/147 (2013.01); B60T 8/17 (2013.01); B60T 8/42 (2013.01); B60T 13/148 (2013.01); B60T 13/68 (2013.01); B60T 13/745 (2013.01); B60T 17/18 (2013.01); B60T 2270/403 (2013.01);
Abstract

A vehicle braking device includes: a first hydraulic pressure output unit that is connected to a master chamber through a first liquid passage and outputs hydraulic pressure to first wheel cylinders based on a hydraulic pressure of the first liquid passage; a hydraulic pressure generating unit that generates hydraulic pressure independently of a master cylinder; a second hydraulic pressure output unit that is connected to the hydraulic pressure generating unit through a second liquid passage and outputs hydraulic pressure to second wheel cylinders based on a hydraulic pressure of the second liquid passage; a normally closed communication control valve that is provided in a communication passage connecting the first liquid passage and the second liquid passage and opens and closes the communication passage; and a normally open master cut valve in the first liquid passage on the master cylinder side relative to a connection portion with the communication passage.


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