JPH0213874U - - Google Patents
Info
- Publication number
- JPH0213874U JPH0213874U JP9245788U JP9245788U JPH0213874U JP H0213874 U JPH0213874 U JP H0213874U JP 9245788 U JP9245788 U JP 9245788U JP 9245788 U JP9245788 U JP 9245788U JP H0213874 U JPH0213874 U JP H0213874U
- Authority
- JP
- Japan
- Prior art keywords
- brake pedal
- brake
- pair
- working fluid
- signals
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000003745 diagnosis Methods 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Emergency Alarm Devices (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
- Control Of Transmission Device (AREA)
Description
第１図は、本考案の構成を示すブロツク図、第
２図は、本考案の一実施例の構成を示す図、第３
図Ａ，Ｂはそれぞれ同上実施例に使用される一対
のブレーキペダルスイツチを示す断面図、第４図
は、同上実施例のブレーキペダルスイツチの故障
診断ルーチンを示すフローチヤートである。
４１……アクセルペダルセンサ、４２……ブレ
ーキペダル、４３，４４……ブレーキ作動流体の
回路、４５Ａ，４５Ｂ，４６Ａ，４６Ｂ……ブレ
ーキペダルスイツチ、５０……コントロールユニ
ツト、５１……判定制御回路。
Figure 1 is a block diagram showing the configuration of the present invention, Figure 2 is a diagram showing the configuration of an embodiment of the present invention, and Figure 3 is a diagram showing the configuration of an embodiment of the present invention.
Figures A and B are sectional views showing a pair of brake pedal switches used in the above embodiment, respectively, and Fig. 4 is a flowchart showing a failure diagnosis routine for the brake pedal switch in the above embodiment. 41... Accelerator pedal sensor, 42... Brake pedal, 43, 44... Brake working fluid circuit, 45A, 45B, 46A, 46B... Brake pedal switch, 50... Control unit, 51... Judgment control circuit.
Claims (1)
作動流体の回路に、ＯＮ、ＯＦＦ作動が切り替わ
るブレーキ作動流体の圧力が互いに異なる一対の
ブレーキペダルスイツチを介装すると共に、該一
対のブレーキペダルスイツチからのＯＮ、ＯＦＦ
信号の組み合わせ及び該ＯＮ、ＯＦＦ信号とアク
セルペダルの踏み込み状態を検出するアクセルペ
ダル踏み込み状態検出手段からの信号との組み合
わせに基づいてブレーキペダルスイツチの故障の
有無を診断する故障診断手段とを備えたことを特
徴とするブレーキペダルスイツチの故障診断装置
。 A pair of brake pedal switches with different pressures of the brake working fluid, which are turned ON and OFF, are interposed in a brake working fluid circuit that is opened and closed by brake pedal operation, and the ON and OFF operation from the pair of brake pedal switches is
A failure diagnosis means for diagnosing the presence or absence of a failure in the brake pedal switch based on a combination of signals and a combination of the ON and OFF signals and a signal from an accelerator pedal depression state detection means for detecting an accelerator pedal depression state. A brake pedal switch failure diagnosis device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9245788U JPH0751963Y2 (en) | 1988-07-14 | 1988-07-14 | Brake pedal switch failure diagnostic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9245788U JPH0751963Y2 (en) | 1988-07-14 | 1988-07-14 | Brake pedal switch failure diagnostic device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0213874U true JPH0213874U (en) | 1990-01-29 |
| JPH0751963Y2 JPH0751963Y2 (en) | 1995-11-29 |
Family
ID=31316892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9245788U Expired - Lifetime JPH0751963Y2 (en) | 1988-07-14 | 1988-07-14 | Brake pedal switch failure diagnostic device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0751963Y2 (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53150563U (en) * | 1977-05-02 | 1978-11-27 | ||
| JPH05319250A (en) * | 1992-05-19 | 1993-12-03 | Honda Motor Co Ltd | Failure detector of brake switch |
| WO2008066124A1 (en) * | 2006-11-30 | 2008-06-05 | Bosch Corporation | Brake switch failure diagnostic method and brake switch failure diagnostic device |
| WO2008066125A1 (en) * | 2006-11-30 | 2008-06-05 | Bosch Corporation | Brake switch failure diagnostic method and brake switch failure diagnostic device |
| JP2009208490A (en) * | 2008-02-29 | 2009-09-17 | Honda Motor Co Ltd | Fault diagnosing device and fault diagnosing system |
| JP2010523960A (en) * | 2007-04-06 | 2010-07-15 | ルノー・エス・アー・エス | Brake pedal contactor diagnostic method |
| WO2014103796A1 (en) * | 2012-12-26 | 2014-07-03 | いすゞ自動車株式会社 | Vehicle |
-
1988
- 1988-07-14 JP JP9245788U patent/JPH0751963Y2/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53150563U (en) * | 1977-05-02 | 1978-11-27 | ||
| JPS5436356Y2 (en) * | 1977-05-02 | 1979-11-02 | ||
| JPH05319250A (en) * | 1992-05-19 | 1993-12-03 | Honda Motor Co Ltd | Failure detector of brake switch |
| WO2008066124A1 (en) * | 2006-11-30 | 2008-06-05 | Bosch Corporation | Brake switch failure diagnostic method and brake switch failure diagnostic device |
| WO2008066125A1 (en) * | 2006-11-30 | 2008-06-05 | Bosch Corporation | Brake switch failure diagnostic method and brake switch failure diagnostic device |
| JP2008137432A (en) * | 2006-11-30 | 2008-06-19 | Bosch Corp | Brake switch failure diagnosing method and device |
| JP2010523960A (en) * | 2007-04-06 | 2010-07-15 | ルノー・エス・アー・エス | Brake pedal contactor diagnostic method |
| JP2009208490A (en) * | 2008-02-29 | 2009-09-17 | Honda Motor Co Ltd | Fault diagnosing device and fault diagnosing system |
| WO2014103796A1 (en) * | 2012-12-26 | 2014-07-03 | いすゞ自動車株式会社 | Vehicle |
| JP2014125948A (en) * | 2012-12-26 | 2014-07-07 | Isuzu Motors Ltd | Vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0751963Y2 (en) | 1995-11-29 |
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