JPS5937166U - Negative pressure booster - Google Patents
Negative pressure boosterInfo
- Publication number
- JPS5937166U JPS5937166U JP13343582U JP13343582U JPS5937166U JP S5937166 U JPS5937166 U JP S5937166U JP 13343582 U JP13343582 U JP 13343582U JP 13343582 U JP13343582 U JP 13343582U JP S5937166 U JPS5937166 U JP S5937166U
- Authority
- JP
- Japan
- Prior art keywords
- booster
- front wall
- heads
- negative pressure
- pressure booster
- 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)
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図は本考案装置の一実施例の要部縦断側面図、第２
図は第１図のロー■断面図である。 □Ａ・・・負
圧室、Ｂ・・・変圧室、Ｍ・・・マスクシリンダ、Ｓ・
・・負圧式倍力装置、１・・・ブースタシェル、１ａ・
・・前壁、２・・・ブースタピストン、３・・・ダイヤ
フラム、４・・・戻しばね、７・・・出力杆、９・・・
マスクシリンダ連結ボルト、９ａ・・・頭部、１０・・
・溶接、１２ 。
・・・突起、１３・・・通気溝、１４・・・傾斜案内壁
。Fig. 1 is a vertical sectional side view of the main part of an embodiment of the device of the present invention, Fig. 2
The figure is a cross-sectional view of the lower part of FIG. 1. □A... Negative pressure chamber, B... Variable pressure chamber, M... Mask cylinder, S...
...Negative pressure booster, 1...Booster shell, 1a.
...Front wall, 2...Booster piston, 3...Diaphragm, 4...Return spring, 7...Output rod, 9...
Mask cylinder connection bolt, 9a...head, 10...
・Welding, 12. ... protrusion, 13 ... ventilation groove, 14 ... inclined guide wall.
Claims (1)
スタピストン２をその後退方向に付勢スる、コイルばね
よりなる戻しばね４とを収容し、前記ブースタピストン
２により前進作動される出力杆７を前記ブースタシェル
１の前壁１ａに貫通させ、この出力杆７に関して対称的
に配列される一対のマスクシリンダ連結ボルト９，９を
前記前壁１ａより外方へ突出させ、これら連結ボルト９
゜９の頭部９ａ、９ａを前記前壁１ａ内面に溶接してな
る負圧式倍力装置において、前記一対のマスクシリンダ
連結ボルト９，９の頭部９ａ、９ａと、これら頭部９ａ
、９ａ間で前記前壁１ａ内面に前記頭部９ａ、９ａと同
高に隆起形成した突起１２との少なくとも三点で前記戻
しばね４の固定端４ａを支承したことを特徴とする負圧
式倍力装置。The booster shell 1 accommodates a booster piston 2 and a return spring 4 made of a coil spring that urges the booster piston 2 in its backward direction, and the output rod 7, which is moved forward by the booster piston 2, is A pair of mask cylinder connecting bolts 9, 9 are made to penetrate through the front wall 1a of the booster shell 1 and are arranged symmetrically with respect to the output rod 7, and project outward from the front wall 1a.
In a negative pressure booster in which heads 9a, 9a of 9° are welded to the inner surface of the front wall 1a, the heads 9a, 9a of the pair of mask cylinder connecting bolts 9, 9, and these heads 9a
, 9a, on the inner surface of the front wall 1a, the fixed end 4a of the return spring 4 is supported at at least three points: the head 9a, and a protrusion 12 formed at the same height as 9a. power device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13343582U JPS5937166U (en) | 1982-09-02 | 1982-09-02 | Negative pressure booster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13343582U JPS5937166U (en) | 1982-09-02 | 1982-09-02 | Negative pressure booster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5937166U true JPS5937166U (en) | 1984-03-08 |
Family
ID=30300991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13343582U Pending JPS5937166U (en) | 1982-09-02 | 1982-09-02 | Negative pressure booster |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5937166U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5532286B2 (en) * | 1977-05-07 | 1980-08-23 |
-
1982
- 1982-09-02 JP JP13343582U patent/JPS5937166U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5532286B2 (en) * | 1977-05-07 | 1980-08-23 |
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