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Brake Fluid Pressure Control Device For Bar Handle Vehicle

Abstract: [Problem] The objective of the present invention is to achieve a cost reduction by adopting a configuration in which brake hold control can be implemented without providing a hydraulic unit for a driving wheel. [Solution] This brake fluid pressure control device for a bar handle vehicle comprises: a driving wheel side brake for braking a driving wheel; a driven wheel side brake for braking a driven wheel; a hydraulic unit for increasing, holding, and reducing a hydraulic pressure of the driven wheel side brake; and a control portion for controlling the hydraulic unit. The control portion executes brake hold control including: determining whether the bar handle vehicle is stopped (S1); and, if it is determined that a condition for maintaining the vehicle stop is satisfied (S2: Yes), performing pressure increase control (S3) to increase the hydraulic pressure of the driven wheel side brake, and holding control (S5) to hold the hydraulic pressure of the driven wheel side brake.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
01 October 2024
Publication Number
40/2024
Publication Type
INA
Invention Field
MECHANICAL ENGINEERING
Status
Email
Parent Application

Applicants

HITACHI ASTEMO, LTD.
2520 Takaba, Hitachinaka-shi, Ibaraki 3128503

Inventors

1. YAMAOKA Takumi
c/o Hitachi Astemo, Ltd., 2520 Takaba, Hitachinaka-shi, Ibaraki 3128503
2. TSUDA Fumiya
c/o Hitachi Astemo, Ltd., 2520 Takaba, Hitachinaka-shi, Ibaraki 3128503

Specification

Documents

Application Documents

# Name Date
1 202447074200-STATEMENT OF UNDERTAKING (FORM 3) [01-10-2024(online)].pdf 2024-10-01
2 202447074200-REQUEST FOR EXAMINATION (FORM-18) [01-10-2024(online)].pdf 2024-10-01
3 202447074200-PROOF OF RIGHT [01-10-2024(online)].pdf 2024-10-01
4 202447074200-PRIORITY DOCUMENTS [01-10-2024(online)].pdf 2024-10-01
5 202447074200-FORM 18 [01-10-2024(online)].pdf 2024-10-01
6 202447074200-FORM 1 [01-10-2024(online)].pdf 2024-10-01
7 202447074200-DRAWINGS [01-10-2024(online)].pdf 2024-10-01
8 202447074200-DECLARATION OF INVENTORSHIP (FORM 5) [01-10-2024(online)].pdf 2024-10-01
9 202447074200-COMPLETE SPECIFICATION [01-10-2024(online)].pdf 2024-10-01
10 202447074200-FORM-26 [03-10-2024(online)].pdf 2024-10-03
11 202447074200-FORM 3 [19-03-2025(online)].pdf 2025-03-19