JPH027171U - - Google Patents
Info
- Publication number
- JPH027171U JPH027171U JP8620088U JP8620088U JPH027171U JP H027171 U JPH027171 U JP H027171U JP 8620088 U JP8620088 U JP 8620088U JP 8620088 U JP8620088 U JP 8620088U JP H027171 U JPH027171 U JP H027171U
- Authority
- JP
- Japan
- Prior art keywords
- shell
- peripheral edge
- chamber
- brake booster
- tandem brake
- 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
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Braking Systems And Boosters (AREA)
Description
第１図は本考案装置の一実施例の要部を拡大し
て示す断面図、第２図は本考案装置の他の実施例
を示す第１図相当図、第３図は従来装置の一例を
一部を断面で示す全体構成図、第４図はその要部
を拡大して示す第１図相当図である。
１……フロントシエル、２……リアシエル、２
ａ……リアシエルの周縁、３……フロントシエル
の拡大径部、３ａ……フロントシエルの段部、４
……センタープレート、４ａ……センタープレー
トの外周縁部、８……リアダイアフラム（ダイア
フラム）、１３……Ｏリング（シール部材）、１
４……シール部材、Ａ，Ｂ……圧力室（前方室）
、Ｃ，Ｄ……圧力室（後方室）。
Fig. 1 is an enlarged cross-sectional view of the essential parts of one embodiment of the device of the present invention, Fig. 2 is a view equivalent to Fig. 1 showing another embodiment of the device of the present invention, and Fig. 3 is an example of a conventional device. FIG. 4 is a diagram corresponding to FIG. 1 showing an enlarged view of the main part. 1...Front shell, 2...Rear shell, 2
a...Periphery of rear shell, 3...Enlarged diameter part of front shell, 3a...Step part of front shell, 4
... Center plate, 4a ... Outer peripheral edge of center plate, 8 ... Rear diaphragm (diaphragm), 13 ... O ring (sealing member), 1
4... Seal member, A, B... Pressure chamber (front chamber)
, C, D...pressure chamber (rear chamber).
Claims (1)
されて段部を形成されたフロントシエルと、縁部
が上記段部に対向すべく配設されて上記フロント
シエルの開口部を閉塞するリアシエルと、上記フ
ロントシエルとリアシエルとにより形成されたシ
エル室内を前方室と後方室とに区画し、外周縁部
が上記段部とリアシエル縁部との間に嵌入するセ
ンタープレートと、上記後方室を更に２室に区画
し、外周縁部が上記リアシエルに設けた環状溝と
センタープレートとの間に挾着されたダイアフラ
ムとを備えたタンデム型ブレーキ倍力装置におい
て、上記センタープレートの外周縁部とフロント
シエルとの間にシール部材を介在設置したことを
特徴とするタンデム型ブレーキ倍力装置。 A front shell having a cylindrical shape with a bottom and having a peripheral edge of the opening bent outward to form a step, and an opening of the front shell having an edge disposed to face the step. a rear shell to be closed, a center plate that divides a shell chamber formed by the front shell and the rear shell into a front chamber and a rear chamber, and whose outer peripheral edge part fits between the step part and the rear shell edge; In a tandem brake booster, the rear chamber is further divided into two chambers, and the outer peripheral edge of the tandem brake booster is provided with a diaphragm clamped between an annular groove provided in the rear shell and a center plate. A tandem brake booster characterized in that a sealing member is interposed between the peripheral edge and the front shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8620088U JPH027171U (en) | 1988-06-29 | 1988-06-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8620088U JPH027171U (en) | 1988-06-29 | 1988-06-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH027171U true JPH027171U (en) | 1990-01-17 |
Family
ID=31310843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8620088U Pending JPH027171U (en) | 1988-06-29 | 1988-06-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH027171U (en) |
-
1988
- 1988-06-29 JP JP8620088U patent/JPH027171U/ja active Pending
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