JPS58129266U - Master cylinder with negative pressure booster - Google Patents

Master cylinder with negative pressure booster

Info

Publication number
JPS58129266U
JPS58129266U JP2728182U JP2728182U JPS58129266U JP S58129266 U JPS58129266 U JP S58129266U JP 2728182 U JP2728182 U JP 2728182U JP 2728182 U JP2728182 U JP 2728182U JP S58129266 U JPS58129266 U JP S58129266U
Authority
JP
Japan
Prior art keywords
cylinder
negative pressure
hole
tightly fitted
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.)
Granted
Application number
JP2728182U
Other languages
Japanese (ja)
Other versions
JPS631635Y2 (en
Inventor
一郎 石渡
Original Assignee
株式会社ナブコ
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 株式会社ナブコ filed Critical 株式会社ナブコ
Priority to JP2728182U priority Critical patent/JPS58129266U/en
Publication of JPS58129266U publication Critical patent/JPS58129266U/en
Application granted granted Critical
Publication of JPS631635Y2 publication Critical patent/JPS631635Y2/ja
Granted legal-status Critical Current

Links

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

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案の第１実施例による負圧式倍力装置付タ
ンデムマスタシリンダの部分破断側断面図、第２図は第
１図における■−■線方向断面図、第３図は第１図にお
ける密封部材の拡大部分断面図、及び第４図は本発明の
第２実施例による負圧式倍力装置付タンデムマスタシリ
ンダの要部の断面図である。 なお図において、１・・・・・・タンデムマスタシリン
ダ部、１ａ・・・・・・シリンダ孔、２・・・・・・負
圧式倍力装置部、４・・・・・・作動ピストン、４ａ・
・・・・・増径部、４Ｃ・・・・・・減径部、１５．５
０・・・・・・ガイド部材、１５Ｃ９５０Ｃ・・・・・
・円筒部、１７．５２・・・・・・カバ一部材。FIG. 1 is a partially broken side sectional view of a tandem master cylinder with a negative pressure booster according to the first embodiment of the present invention, FIG. 2 is a sectional view along the line ■-■ in FIG. 1, and FIG. FIG. 4 is an enlarged partial sectional view of the sealing member in the figure, and FIG. 4 is a sectional view of essential parts of a tandem master cylinder with a negative pressure booster according to a second embodiment of the present invention. In the figure, 1... Tandem master cylinder section, 1a... Cylinder hole, 2... Negative pressure booster section, 4... Working piston, 4a・
...Increased diameter part, 4C...Reduced diameter part, 15.5
0... Guide member, 15C950C...
・Cylindrical part, 17.52...Cover part.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 後方が開口した直線的なシリンダ孔を有するシリンダ本
体と、前記シリンダ孔にその増径部が摺動自在に密嵌し
て前方にブレーキ液圧発生室を画成し、かつその後端部
が負圧式倍力装置ケーシング内龜突出する作動ピストン
と、この作動ピストンの前記増径部より後方の減径部を
摺動自在に密′　嵌させる貫通孔を有し、前記シリンダ
本体に対して固持されたガイド部材とを備えた負圧式倍
力装置付マスクシリンダにおいて、前記ガイド部材は中
央部に円筒部を有し、この円筒部の中心孔に前記作動ピ
ストンの減径部を摺動自在に密嵌挿通させ、前記円筒部
の外周面を前記シリンダ孔に密嵌させたことを特徴とす
る負圧式倍力装置付マスクシリンダ。The cylinder body has a linear cylinder hole that is open at the rear, and the increased diameter part of the cylinder body is slidably and tightly fitted into the cylinder hole to define a brake fluid pressure generation chamber at the front, and the rear end is negative. The pressure type booster casing has an operating piston protruding from the inside thereof, and a through hole into which a reduced diameter portion rearward of the increased diameter portion of the operating piston is slidably and tightly fitted, and is fixed to the cylinder body. In the mask cylinder with a negative pressure booster, the guide member has a cylindrical part in the center, and the reduced diameter part of the actuating piston is slidably and tightly fitted into the center hole of the cylindrical part. A mask cylinder with a negative pressure booster, characterized in that the outer circumferential surface of the cylindrical portion is tightly fitted into the cylinder hole.
JP2728182U 1982-02-26 1982-02-26 Master cylinder with negative pressure booster Granted JPS58129266U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2728182U JPS58129266U (en) 1982-02-26 1982-02-26 Master cylinder with negative pressure booster

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2728182U JPS58129266U (en) 1982-02-26 1982-02-26 Master cylinder with negative pressure booster

Publications (2)

Publication Number Publication Date
JPS58129266U true JPS58129266U (en) 1983-09-01
JPS631635Y2 JPS631635Y2 (en) 1988-01-16

Family

ID=30039194

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2728182U Granted JPS58129266U (en) 1982-02-26 1982-02-26 Master cylinder with negative pressure booster

Country Status (1)

Country Link
JP (1) JPS58129266U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5956158U (en) * 1982-10-07 1984-04-12 日信工業株式会社 master cylinder

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003341503A (en) 2002-05-29 2003-12-03 Advics:Kk Master cylinder

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5693359U (en) * 1979-12-20 1981-07-24

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5693359U (en) * 1979-12-20 1981-07-24

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5956158U (en) * 1982-10-07 1984-04-12 日信工業株式会社 master cylinder

Also Published As

Publication number Publication date
JPS631635Y2 (en) 1988-01-16

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