JPS613165U - Negative pressure booster - Google Patents
Negative pressure boosterInfo
- Publication number
- JPS613165U JPS613165U JP8851884U JP8851884U JPS613165U JP S613165 U JPS613165 U JP S613165U JP 8851884 U JP8851884 U JP 8851884U JP 8851884 U JP8851884 U JP 8851884U JP S613165 U JPS613165 U JP S613165U
- Authority
- JP
- Japan
- Prior art keywords
- front shell
- cylindrical
- negative pressure
- diaphragm
- 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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１−は、本考案の一実施例である負圧式倍力装置の側
断面図である。
１・・・負圧式倍力装置、１３・・・環状段部、１５・
・・第１筒状部、１７・・・接続部、１９・・・薄肉部
、２０・・・厚肉部、２１・・・変化部。1- is a side sectional view of a negative pressure booster which is an embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Negative pressure type booster, 13... Annular step part, 15...
...First cylindrical part, 17...Connection part, 19...Thin wall part, 20...Thick wall part, 21...Change part.
Claims (1)
空間に可動体を移動自在に配置するとともに、可撓変形
部を有するダイヤフラムの内周部を可動体に嵌着し外周
部を前記フロントシェルに設けた内方側への環状突出部
と前記リャシエルの外周鍔部との間１こ圧縮固定し、当
該ダイヤフラムの前記リャシエル側に大気と負圧とが選
択的に供給される変圧室を前記フロントシェル側に負圧
が供給される負圧室を各々区画し、前記ダイヤフラムの
可撓変形部は、前記フロントシェルに沿う第１筒状部と
、この第１筒状部よりも小さい同心状の第２筒状部と、
両筒状部を連絡する接続部とを有している負圧式倍力装
置において、前記第１筒状部は、前記外周部から前記環
状突出部に沿って一延びる薄肉部と、この薄肉部からフ
ロントシェル内面に沿って延びる厚肉部と、この厚肉部
と前記接続部とを連絡し厚肉部から接続部に向って順次
薄肉となる変化部と養有している負圧式倍力装置。A movable body is movably arranged in an internal space formed by combining the front shell and the chassis, and an inner circumferential portion of a diaphragm having a flexible deformable portion is fitted to the movable body, and an outer circumferential portion is provided on the front shell. A variable pressure chamber is compressed and fixed between the inward annular protrusion and the outer peripheral flange of the rear shell, and a variable pressure chamber is selectively supplied to the rear shell side of the diaphragm. The flexible deformable portion of the diaphragm has a first cylindrical portion along the front shell and a concentric first cylindrical portion smaller than the first cylindrical portion. 2 cylindrical parts;
In the negative pressure booster, the first cylindrical portion includes a thin wall portion extending from the outer peripheral portion along the annular protrusion, and a connecting portion that connects both cylindrical portions. A negative pressure booster comprising: a thick wall portion extending from the front shell along the inner surface of the front shell; and a changing portion that connects the thick wall portion and the connecting portion and becomes thinner sequentially from the thick wall portion toward the connecting portion. Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8851884U JPS613165U (en) | 1984-06-13 | 1984-06-13 | Negative pressure booster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8851884U JPS613165U (en) | 1984-06-13 | 1984-06-13 | Negative pressure booster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS613165U true JPS613165U (en) | 1986-01-10 |
Family
ID=30641735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8851884U Pending JPS613165U (en) | 1984-06-13 | 1984-06-13 | Negative pressure booster |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS613165U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5177773A (en) * | 1974-11-25 | 1976-07-06 | Bendix Corp | Saabomoota |
-
1984
- 1984-06-13 JP JP8851884U patent/JPS613165U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5177773A (en) * | 1974-11-25 | 1976-07-06 | Bendix Corp | Saabomoota |
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