JPS6312463U - - Google Patents
Info
- Publication number
- JPS6312463U JPS6312463U JP2185886U JP2185886U JPS6312463U JP S6312463 U JPS6312463 U JP S6312463U JP 2185886 U JP2185886 U JP 2185886U JP 2185886 U JP2185886 U JP 2185886U JP S6312463 U JPS6312463 U JP S6312463U
- Authority
- JP
- Japan
- Prior art keywords
- shell
- rolling diaphragm
- diameter
- rolling
- annular groove
- 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
- 238000005096 rolling process Methods 0.000 claims description 13
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Braking Systems And Boosters (AREA)
Description
第１図は本考案の一実施例の断面図、第２図は
第１図中のローリングダイヤフラムの自由状態の
形状を示す図、第３図は組み立て作業を示す図、
第４図はローリングダイヤフラムの他実施例の自
由状態の形状を示す図、第５図は従来のローリン
グダイヤフラムの自由状態の形状を示す図、第６
図は従来装置の組み立て作業を示す図である。
符号の説明、１１ａ……第１シエル、１１ａ１
……第１シエルの周壁の他の部分、１１ａ２……
第１シエルの周壁の開口部分、１１ｂ……第２シ
エル、１１ｂ１……第２シエルの環状溝、１１ｂ
２……第２シエルの鍔、１３……ローリングダイ
ヤフラム、１３ａ……ローリングダイヤフラムの
厚肉外周シール部、１３ｃ……ローリングダイヤ
フラムのローリング端部。
FIG. 1 is a sectional view of an embodiment of the present invention, FIG. 2 is a diagram showing the shape of the rolling diaphragm in the free state in FIG. 1, and FIG. 3 is a diagram showing the assembly work.
FIG. 4 is a diagram showing the shape of the rolling diaphragm in the free state of another embodiment, FIG. 5 is a diagram showing the shape of the conventional rolling diaphragm in the free state, and FIG. 6 is a diagram showing the shape of the conventional rolling diaphragm in the free state.
The figure shows the assembly work of a conventional device. Explanation of symbols, 11a...First shell, 11a 1
...Other parts of the peripheral wall of the first shell, 11a 2 ...
Opening portion of peripheral wall of first shell, 11b... Second shell, 11b 1 ... Annular groove of second shell, 11b
2 ...Brim of second shell, 13...Rolling diaphragm, 13a...Thick outer peripheral seal portion of the rolling diaphragm, 13c...Rolling end of the rolling diaphragm.
Claims (1)
大径とし、第１シエルの開口部分内に挿入する第
２シエルの外周部にはローリングダイヤフラムの
厚肉外周シール部を嵌める浅い環状溝とこの環状
溝から半径方向外方へ延びる鍔を形成し、ローリ
ングダイヤフラムの厚肉外周シール部を上記両シ
エルにて圧縮状態に挟着させて成る負圧式倍力装
置において、ローリングダイヤフラムの自由状態
ではそのローリング端部の外径が第１シエルの周
壁の他の部分の内径と等しく且つその厚肉外周シ
ール部が半径方向内方へ傾斜しているようにロー
リングダイヤフラムを形成して成る負圧式倍力装
置。 The opening part of the peripheral wall of the first shell is made larger in diameter than the other parts, and the outer peripheral part of the second shell inserted into the opening part of the first shell has a shallow annular groove into which the thick outer peripheral seal part of the rolling diaphragm is fitted. In a negative pressure booster in which a collar is formed that extends radially outward from the annular groove, and the thick outer circumferential seal portion of the rolling diaphragm is sandwiched between the two shells in a compressed state, when the rolling diaphragm is in a free state, A negative pressure doubler comprising a rolling diaphragm formed such that the outer diameter of its rolling end is equal to the inner diameter of the other portion of the peripheral wall of the first shell, and its thick outer circumferential seal is inclined radially inward. power device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2185886U JPS6312463U (en) | 1986-02-17 | 1986-02-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2185886U JPS6312463U (en) | 1986-02-17 | 1986-02-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6312463U true JPS6312463U (en) | 1988-01-27 |
Family
ID=30818691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2185886U Pending JPS6312463U (en) | 1986-02-17 | 1986-02-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6312463U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0396959U (en) * | 1990-01-24 | 1991-10-04 |
-
1986
- 1986-02-17 JP JP2185886U patent/JPS6312463U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0396959U (en) * | 1990-01-24 | 1991-10-04 |
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