JPS607266U - Brake device - Google Patents
Brake deviceInfo
- Publication number
- JPS607266U JPS607266U JP9879983U JP9879983U JPS607266U JP S607266 U JPS607266 U JP S607266U JP 9879983 U JP9879983 U JP 9879983U JP 9879983 U JP9879983 U JP 9879983U JP S607266 U JPS607266 U JP S607266U
- Authority
- JP
- Japan
- Prior art keywords
- actuator
- brake
- pressure fluid
- signal
- operating state
- 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
Landscapes
- Braking Systems And Boosters (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来のブレーキ装置の概念的配置図、第２図は
本考案に係るブレーキ装置の一実施例を 。
示す概念的配置図である。
１・・・・・・主ブレーキ装置、２・・・・・・駐車ブ
レーキ装置、３・・・・・・電源、４・・・・・・キー
スイッチ、６・・・・・・圧力流体発生源、７・・・・
・・ブレーキ操作機構、８・・・・・・コントロールバ
ルブ（切換弁）、９・・・・・・第一アクチュエータ、
１０・・・・・・マスターシリンダ、１１・・・・・・
配Ｗ、１２・・・・・・ブレーキユニット、１３・・曲
切換えスイッチ（第一検出手段兼第三検出手段）、１４
・・・・・・スイッチ（第二検出手段）、３１・・・・
・・配管、３２・・・・・・第二アクチュエータ、３３
・・・・・・戻しスプリング（弾性体） １，３４・・
・・・・駐車ブレーキレバー、３５・・・・・・拘束手
段、４７・・・・・・スイッチ、４８・・・・・・スイ
ッチ（第四検出手段）。FIG. 1 is a conceptual layout diagram of a conventional brake device, and FIG. 2 is an embodiment of the brake device according to the present invention. FIG. 1... Main brake device, 2... Parking brake device, 3... Power supply, 4... Key switch, 6... Pressure fluid Source, 7...
... Brake operation mechanism, 8 ... Control valve (switching valve), 9 ... First actuator,
10... Master cylinder, 11...
Distribution W, 12... Brake unit, 13... Song selection switch (first detection means and third detection means), 14
...Switch (second detection means), 31...
...Piping, 32...Second actuator, 33
...Return spring (elastic body) 1,34...
... Parking brake lever, 35 ... Restraint means, 47 ... Switch, 48 ... Switch (fourth detection means).
Claims (1)
と、ブレーキ操作機構と応動して該圧力流体発生源から
の圧力流体の流通を切換えるコントロールパルブト、該
コントロールバルフカラの圧力流体の導入により往復作
動する第一アクチュエータと、該第−アクチュエータの
作動を入力し−て作動するマスターシリンダと、該マス
ターシリンダと配管にて接続されたブレーキユニットと
、前記ブレーキ操作機構の作動状態を検出して制動解除
信号を出力する第一検出手段と、前記第一アクチュエー
タの復帰状態を検出して復帰信号を出力する第二検出手
段とを有し、前記制動解除信号および復帰信号が共に入
力された際圧力流体発生源からの作動流体を開放するよ
うにした主ブレーキ装置と、前記圧力流体発生源に配管
にて接続されて作動流体が供給された際往き作動状態と
なる第二アクチュエータと、該第二アクチュエータを帰
り作動状態に付勢する弾性体と、駐車ブレーキレバーに
応動して前記第二アクチュエータの往き作動状態を保持
する拘束手段とを有し、前記駐車ブレーキレバーを制動
位置として前記拘束手段を解除させた際該第ニアクチュ
エータの帰り作動を入力してブレーキユニットを制動作
動する駐車ブレーキ装置とを備え、ブレーキ操作機構が
非作動・状態にあることを検出して制動信号を出力する
第三検出手段と、駐車ブレーキレバーが制動位置にあ゛
ることを検出して制動位置信号を出力する第四検出手段
と、圧力流体発生源からの作動流体を解放する切換弁と
を設けると共に、前記第二アクチュエータの往き作動状
態においてＯＮ作動するスイッチを前記キースイッチと
並列に設け、前記制動信号および制動位置信号が共に入
力された際該切換弁を作動させることを特徴とするブレ
ーキ装置。A pressure fluid generation source connected to a power source via a key switch, a control valve that switches the flow of pressure fluid from the pressure fluid generation source in response to the brake operation mechanism, and the introduction of pressure fluid into the control valve collar. A first actuator that reciprocates, a master cylinder that operates by inputting the operation of the second actuator, a brake unit connected to the master cylinder through piping, and detecting the operating state of the brake operating mechanism. comprising a first detection means for outputting a brake release signal and a second detection means for detecting a return state of the first actuator and outputting a return signal, when both the brake release signal and the return signal are input. a main brake device configured to release working fluid from a pressure fluid generation source; a second actuator that is connected to the pressure fluid generation source via piping and enters a forward operating state when working fluid is supplied; The restraining means includes an elastic body that biases the second actuator to the return operating state, and a restraining means that maintains the forward operating state of the second actuator in response to a parking brake lever, and the restraining means sets the parking brake lever to the braking position. a parking brake device that operates the brake unit by inputting a return operation of the near actuator when the brake is released; A third detection means, a fourth detection means for detecting that the parking brake lever is in the braking position and outputting a braking position signal, and a switching valve for releasing the working fluid from the pressure fluid generation source, A brake device characterized in that a switch that is turned ON when the second actuator is in a forward operating state is provided in parallel with the key switch, and the switching valve is operated when both the braking signal and the braking position signal are input.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9879983U JPS607266U (en) | 1983-06-28 | 1983-06-28 | Brake device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9879983U JPS607266U (en) | 1983-06-28 | 1983-06-28 | Brake device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS607266U true JPS607266U (en) | 1985-01-18 |
| JPS6311007Y2 JPS6311007Y2 (en) | 1988-04-01 |
Family
ID=30234413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9879983U Granted JPS607266U (en) | 1983-06-28 | 1983-06-28 | Brake device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS607266U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6349580A (en) * | 1986-08-19 | 1988-03-02 | Toyota Autom Loom Works Ltd | Parking braking device for industrial vehicle |
-
1983
- 1983-06-28 JP JP9879983U patent/JPS607266U/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6349580A (en) * | 1986-08-19 | 1988-03-02 | Toyota Autom Loom Works Ltd | Parking braking device for industrial vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6311007Y2 (en) | 1988-04-01 |
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