JPS58142173U - Tandem type brake booster - Google Patents
Tandem type brake boosterInfo
- Publication number
- JPS58142173U JPS58142173U JP14733582U JP14733582U JPS58142173U JP S58142173 U JPS58142173 U JP S58142173U JP 14733582 U JP14733582 U JP 14733582U JP 14733582 U JP14733582 U JP 14733582U JP S58142173 U JPS58142173 U JP S58142173U
- Authority
- JP
- Japan
- Prior art keywords
- cylindrical member
- main body
- valve body
- brake booster
- body part
- 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図は本考案の実施例を示す縦断面図、第２図は本考
案の他の実施例を示す要部の断面図である。
１：前方シェル、２：後方シェル、３：フロントパワー
ピストン、３Ｂ：筒状部、３Ｂ′二筒二部状、３ａＨ孔
、４：リヤパワーピストン、５：バルブボディ、５Ａ：
本体部、５Ｂ：支持部、５ａ：突出部、１７：プッシュ
ロッド、１８：凹陥部、２０：突出部。FIG. 1 is a longitudinal cross-sectional view showing an embodiment of the present invention, and FIG. 2 is a cross-sectional view of essential parts showing another embodiment of the present invention. 1: Front shell, 2: Rear shell, 3: Front power piston, 3B: Cylindrical part, 3B' two-cylinder two-part shape, 3aH hole, 4: Rear power piston, 5: Valve body, 5A:
Main body part, 5B: Support part, 5a: Projection part, 17: Push rod, 18: Recessed part, 20: Projection part.
Claims (3)
ルブボディに設けた筒状部材と、筒状部材に設ケたフロ
ントパワーピストンと、一端を上記筒状部材に挿通して
上記バルブボディに摺動自在に嵌合させ、他端をシェル
に形成した凹陥部内に収納したシール材を介して外部に
突出させたブツシュロッドとを備えたタンデム型ブレー
キ倍力装置において、上記フロントパワーピストンと筒
状部材とをプレス成形品から構成し、かつ、このプレス
成形品の筒状部材の内径を、上記凹陥部を形成するため
にシェル内に突出させた突出部の外径より大きく設定し
て上記筒状部材の先端が突出部に嵌合可能に設けるとと
もに、上記突出部とバルブボディとの間に上記筒状部材
内を挿通して復帰ばねを弾装したことを特徴とするタン
デム型ブレーキ倍力装置。(1) A power piston provided in the valve body, a cylindrical member provided in the valve body, a front power piston provided in the cylindrical member, and one end inserted into the cylindrical member and slidable onto the valve body. In the tandem brake booster, the front power piston and the cylindrical member are provided with a bushing rod that is movably fitted and protrudes to the outside via a sealing material whose other end is housed in a recess formed in the shell. and a press-formed product, and the inner diameter of the cylindrical member of the press-formed product is set larger than the outer diameter of the protrusion that protrudes into the shell to form the recessed part. A tandem brake booster characterized in that the tip of the member is provided so as to be able to fit into the protrusion, and a return spring is elastically loaded by passing through the cylindrical member between the protrusion and the valve body. .
レス成形品から構成されていることを特徴とする実用新
案登録請求の範囲第１項記載のタンデム型ブレーキ倍力
装置。(2) The tandem brake booster according to claim 1, wherein the front power piston and the cylindrical member are made of a single press-molded product.
線上で螺着した支持部とから構成され、筒状部材の末端
面に形成された孔が上記本体部又は支持部に形成された
突出部に嵌装されて筒状部材とバルブボディとを同心に
保ち、かつ、本体部とこれに螺着された支持部との間で
筒状部材が挾持固定されていることを特徴とする実用新
案登録請求の範囲第１項または第２項記載のタンデム型
ブレーキ倍力装置。(3) The valve body is composed of a main body part and a support part screwed onto the main body part on the same axis, and the hole formed in the distal end face of the cylindrical member is a protrusion formed in the main body part or the support part. Practical use characterized in that the cylindrical member is fitted into the main body part to keep the cylindrical member and the valve body concentric, and the cylindrical member is clamped and fixed between the main body part and a support part screwed onto the main body part. A tandem brake booster according to claim 1 or 2 of the patent registration claim.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14733582U JPS58142173U (en) | 1982-09-29 | 1982-09-29 | Tandem type brake booster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14733582U JPS58142173U (en) | 1982-09-29 | 1982-09-29 | Tandem type brake booster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58142173U true JPS58142173U (en) | 1983-09-24 |
Family
ID=30101708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14733582U Pending JPS58142173U (en) | 1982-09-29 | 1982-09-29 | Tandem type brake booster |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58142173U (en) |
-
1982
- 1982-09-29 JP JP14733582U patent/JPS58142173U/en active Pending
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