JPH0429468U - - Google Patents
Info
- Publication number
- JPH0429468U JPH0429468U JP7117790U JP7117790U JPH0429468U JP H0429468 U JPH0429468 U JP H0429468U JP 7117790 U JP7117790 U JP 7117790U JP 7117790 U JP7117790 U JP 7117790U JP H0429468 U JPH0429468 U JP H0429468U
- Authority
- JP
- Japan
- Prior art keywords
- booster
- piston
- pistons
- output pistons
- valve
- 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図および第２図は本考案の一実施例を示す
ものであり、第１図は負圧ブースタの縦断側面図
、第２図は第１図の部拡大図、第３図および第
４図は本考案の他の実施例をそれぞれ示すための
第２図に対応した断面図、第５図は本考案のさら
に他の実施例の第１図に対応した縦断側面図であ
る。
１……ブースタシエル、２……ブースタピスト
ン、５……バルブボデイ、１５……入力杆、１６
……弁ピストン、２９……出力杆、２９ａ……先
端部、３０，３０′……出力ピストン、３１……
弾性ピストン、３７，３７′……作動ピストン、
４０，４２，４３……Ｏリング、４４，４５……
凹部、Ｍ，Ｍ′……マスタシリンダ。
1 and 2 show one embodiment of the present invention, in which FIG. 1 is a longitudinal cross-sectional side view of a negative pressure booster, FIG. 2 is an enlarged view of a portion of FIG. 1, and FIGS. The figures are sectional views corresponding to FIG. 2 for showing other embodiments of the present invention, and FIG. 5 is a longitudinal sectional side view corresponding to FIG. 1 of still other embodiments of the present invention. 1... Booster shell, 2... Booster piston, 5... Valve body, 15... Input rod, 16
... Valve piston, 29 ... Output rod, 29a ... Tip, 30, 30' ... Output piston, 31 ...
Elastic piston, 37, 37'... working piston,
40,42,43...O-ring, 44,45...
Concave portion, M, M'...Master cylinder.
Claims (1)
ースタシエル１内にブースタピストン２が前後往
復動自在に収容され、該ブースタピストン２に結
合されたバルブボデイ５には、入力杆１５に連な
る弁ピストン１６が摺動可能に嵌合されるととも
に、弾性ピストン３１を介して前記弁ピストン１
６の前端に当接可能な出力ピストン３０，３０′
が前後往復動可能にして嵌合され、前記マスタシ
リンダＭ，Ｍ′の作動ピストン３７，３７′後端
に同軸に設けられる凹部４４，４５の閉塞端に先
端部２９ａを当接させるべき出力杆２９が、前記
出力ピストン３０，３０′に結合される負圧ブー
スタにおいて、出力ピストン３０，３０′および
バルブボデイ５間には出力ピストン３０，３０′
を調心支持するＯリング４０，４２，４３が介装
されることを特徴とする負圧ブースタ。 A booster piston 2 is housed in a booster shell 1 to which master cylinders M, M' are connected to the front wall so as to be able to reciprocate back and forth, and a valve body 5 connected to the booster piston 2 has a valve piston connected to an input rod 15. 16 is slidably fitted, and the valve piston 1 is connected to the valve piston 1 via an elastic piston 31.
Output pistons 30, 30' that can come into contact with the front end of 6
is fitted so as to be able to reciprocate back and forth, and whose tip end 29a is to abut the closed ends of recesses 44, 45 coaxially provided at the rear ends of the operating pistons 37, 37' of the master cylinders M, M'. 29 is a negative pressure booster coupled to the output pistons 30, 30', and the output pistons 30, 30' are connected between the output pistons 30, 30' and the valve body 5.
A negative pressure booster characterized in that O-rings 40, 42, and 43 are interposed to align and support the booster.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7117790U JPH0429468U (en) | 1990-07-04 | 1990-07-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7117790U JPH0429468U (en) | 1990-07-04 | 1990-07-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0429468U true JPH0429468U (en) | 1992-03-10 |
Family
ID=31607975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7117790U Pending JPH0429468U (en) | 1990-07-04 | 1990-07-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0429468U (en) |
-
1990
- 1990-07-04 JP JP7117790U patent/JPH0429468U/ja active Pending