Title:
BRAKING DEVICE AND BRAKING SYSTEM
Document Type and Number:
WIPO Patent Application WO/2023/164846
Kind Code:
A1
Abstract:
A braking device, comprising a main body portion (8), a piston (2), a target member (3), a sensing device (4) and a sealing member (9), wherein the main body portion (8) comprises a hydraulic block (1) provided with a piston cylinder (11), and at least part of the piston (2) is located in the piston cylinder (11) and can move relative to the piston cylinder (11). The target member (3) is connected to the piston (2), and can move along with the piston (2). An excitation coil and an induction coil are provided in the induction device (4) and are used for detecting the position of the target member (3), the sealing member (9) is arranged on an outer surface of the induction device (4), and the induction device (4) is located on one side of the main body portion (8). At least part of the sealing member (9) is located on the side of the sensing device (4) that is away from the main body portion (8), and the sealing member (9) is connected to the main body portion (8) to seal the sensing device (4), thereby reducing the influence of dust or other substances in an external environment on the sensing device (4), and the service life of the braking device can thus be prolonged. Further provided is a braking system.
Inventors:
ZHANG XIN (CN)
LU YUHAO (CN)
ZHANG YONGSHENG (CN)
LU YUHAO (CN)
ZHANG YONGSHENG (CN)
Application Number:
PCT/CN2022/078880
Publication Date:
September 07, 2023
Filing Date:
March 02, 2022
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
G01D5/20; B60T13/74
Foreign References:
| CN105008862A | 2015-10-28 | |||
| CN113226876A | 2021-08-06 | |||
| CN105073520A | 2015-11-18 | |||
| CN211335952U | 2020-08-25 | |||
| CN106364472A | 2017-02-01 | |||
| DE102008062864A1 | 2009-11-26 |
Attorney, Agent or Firm:
UNI-INTEL PATENT AND TRADEMARK LAW FIRM (CN)
Download PDF: