发明名称 |
Brake booster diagnosing apparatus capable of optimizing determination of abnormality of booster |
摘要 |
Apparatus for diagnosing a booster of a vehicle braking system including a brake pedal, a master cylinder for producing a hydraulic pressure on the basis of an output force of the booster produced by boosting of a brake pedal operating force by the booster, and a wheel brake cylinder activated by the hydraulic pressure to brake a vehicle wheel, wherein a determining device is adapted to make a provisional decision as to whether the booster is abnormal or not, on the basis of a relationship between an input quantity and an output quantity of the booster, and a optimizing device is adapted to determine the provisional decision as a final decision or rectifying the provisional decision.
|
申请公布号 |
US6289271(B1) |
申请公布日期 |
2001.09.11 |
申请号 |
US19990377240 |
申请日期 |
1999.08.19 |
申请人 |
TOYOTA JIDOSHA KABUSHIKI KAISHA |
发明人 |
ISONO HIROSHI;MIZUTANI YASUJI |
分类号 |
B60T13/66;B60T7/04;B60T8/44;B60T8/48;B60T8/94;B60T13/68;B60T17/22;(IPC1-7):B60T13/52 |
主分类号 |
B60T13/66 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|