JPH02102870U - - Google Patents
Info
- Publication number
- JPH02102870U JPH02102870U JP1162589U JP1162589U JPH02102870U JP H02102870 U JPH02102870 U JP H02102870U JP 1162589 U JP1162589 U JP 1162589U JP 1162589 U JP1162589 U JP 1162589U JP H02102870 U JPH02102870 U JP H02102870U
- Authority
- JP
- Japan
- Prior art keywords
- valve body
- valve
- output shaft
- end portion
- negative pressure
- 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.)
- Pending
Links
Landscapes
- Braking Systems And Boosters (AREA)
Description
第１図は本考案による負圧倍力装置をブレーキ
倍力装置に適用した一実施例を示す縦断面図、第
２図はこの倍力装置に用いられるリアクシヨンデ
イスク付近を拡大して示す部分拡大図である。
１……ブレーキ倍力装置（負圧倍力装置）、４
……バルブボデイ、１８……弁プランジヤ、１９
……入力軸、２３……制御弁、２８……出力軸、
２９……リアクシヨンデイスク、３０……磁石。
Fig. 1 is a vertical sectional view showing an embodiment of the negative pressure booster according to the present invention applied to a brake booster, and Fig. 2 is an enlarged view of the vicinity of the reaction disk used in this booster. It is an enlarged view. 1... Brake booster (negative pressure booster), 4
... Valve body, 18 ... Valve plunger, 19
...Input shaft, 23...Control valve, 28...Output shaft,
29... Reaction disc, 30... Magnet.
Claims (1)
れた空間内に対して進退自在に配設され、前記リ
ヤシエルを気密にかつ摺動自在に貫通するバルブ
ボデイと、このバルブボデイに連結されるととも
に、前記空間内を負圧が導入される定圧室と作動
時大気圧の空気が導入される変圧室とに区画する
パワーピストンと、前記バルブボデイに摺動自在
に配設された弁プランジヤと、この弁プランジヤ
に連結され、前記バルブボデイ内に進退自在に配
設された入力軸と、前記バルブボデイ内に設けら
れ、前記弁プランジヤによつて作動されて前記変
圧室を大気または前記定圧室に選択的に連通させ
るべく切り換え制御する制御弁と、前記バルブボ
デイの前記定圧室に面する前端部に形成された凹
嵌部に後端部が嵌合されるとともに、前端部が前
記フロントシエルを貫通して外部に突出する出力
軸と、前記凹嵌部内で前記弁プランジヤと前記出
力軸との間に介設されたリアクシヨンデイスクと
を備えた負圧倍力装置において、 前記バルブボデイには、前記出力軸をこのバル
ブボデイ側に吸引する磁石を配設したことを特徴
とする負圧倍力装置。[Claims for Utility Model Registration] A valve body that is arranged to be movable forward and backward in a space formed by a front shell and a rear shell, and that penetrates the rear shell in an airtight and slidable manner, and is connected to this valve body. and a power piston that divides the space into a constant pressure chamber into which negative pressure is introduced and a variable pressure chamber into which air at atmospheric pressure is introduced during operation, and a valve plunger slidably disposed on the valve body. an input shaft connected to the valve plunger and disposed in the valve body so as to be able to move forward and backward; A control valve that is switched and controlled to selectively communicate with each other, a rear end portion of which is fitted into a recessed fitting portion formed at a front end portion of the valve body facing the constant pressure chamber, and a front end portion of which passes through the front shell. and a reaction disk interposed between the valve plunger and the output shaft within the recessed fitting portion, the negative pressure booster comprising: an output shaft projecting to the outside; A negative pressure booster characterized by having a magnet arranged to attract the output shaft to the valve body side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1162589U JPH02102870U (en) | 1989-02-02 | 1989-02-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1162589U JPH02102870U (en) | 1989-02-02 | 1989-02-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02102870U true JPH02102870U (en) | 1990-08-15 |
Family
ID=31220344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1162589U Pending JPH02102870U (en) | 1989-02-02 | 1989-02-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02102870U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0549546U (en) * | 1991-12-13 | 1993-06-29 | 自動車機器株式会社 | Booster |
-
1989
- 1989-02-02 JP JP1162589U patent/JPH02102870U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0549546U (en) * | 1991-12-13 | 1993-06-29 | 自動車機器株式会社 | Booster |
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