JPS6237574U

JPS6237574U -

Info

Publication number: JPS6237574U
Application number: JP12981585U
Authority: JP
Priority date: 1985-08-26
Filing date: 1985-08-26
Publication date: 1987-03-05

Description

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

第１図はこの考案の一実施例を示す側断面図、
第２図は第１図の―線に沿つた断面図である
。１０…マスタシリンダ、１２…第一体、１４…
第二体、２２…外向きフランジ、２４ａ…大径部
分、３２ａ，３２ｂ…取付けフランジ、３８…ピ
ストン。 FIG. 1 is a side sectional view showing an embodiment of this invention.
FIG. 2 is a sectional view taken along the line -- in FIG. 1. 10...Master cylinder, 12...First body, 14...
Second body, 22... outward flange, 24a... large diameter portion, 32a, 32b... mounting flange, 38... piston.

Claims

【実用新案登録請求の範囲】１一端開口のシリンダ孔を形成され外部に取付
け用フランジを有するシリンダ本体と、前記シリ
ンダ孔の開口端側に摺動自在に挿入され当該シリ
ンダ孔内に液圧室を区画するピストンと、前記シ
リンダ本体のシリンダ孔底部側端部に設けられた
作動液リザーバに対する連絡部と、該連絡部と前
記液圧室とを連絡して前記シリンダ本体に設けら
れ一端がシリンダ孔底部で開口する通路と、該通
路と前記液圧室との連絡を前記ピストンの移動に
応じて連通、遮断すべくシリンダ孔底部に配置さ
れる弁装置と、前記液圧室に連絡して前記シリン
ダ本体に設けられた配管接続部とを設えたマスタ
シリンダにおいて、前記シリンダ本体を、前記ピ
ストンの摺動部を形成した合成樹脂製の筒状を呈
する第一体と、残余の部分を形成する金属製の第
二体との分割構造とし、前記第二体を車体へ固定
することにより前記第一体を当該第二体と車体と
の間に固定したマスタシリンダ。２前記第一体は外向きフランジを有し、しかも
、前記第二体はその外向きフランジを被い、かつ
外周部分に取付けフランジを付属した大径部分を
有する、実用新案登録請求の範囲第１項記載のマ
スタシリンダ。[Claims for Utility Model Registration] 1. A cylinder body formed with an open cylinder hole at one end and having an external mounting flange, and a hydraulic chamber that is slidably inserted into the open end side of the cylinder hole. a piston that partitions the cylinder, a communication part for the hydraulic fluid reservoir provided at the bottom side end of the cylinder hole of the cylinder body, and a communication part provided in the cylinder body to communicate the communication part and the hydraulic pressure chamber, one end of which is connected to the cylinder hole. A passageway opening at the bottom of the hole, a valve device disposed at the bottom of the cylinder hole for communicating and cutting off communication between the passageway and the hydraulic pressure chamber according to movement of the piston, and a valve device communicating with the hydraulic pressure chamber. In a master cylinder provided with a piping connection part provided on the cylinder body, the cylinder body is formed with a first body having a cylindrical shape made of synthetic resin and forming a sliding part of the piston, and a remaining part. The master cylinder has a split structure with a second body made of metal, and the first body is fixed between the second body and the vehicle body by fixing the second body to the vehicle body. 2. The first body has an outwardly facing flange, and the second body covers the outwardly facing flange and has a large diameter portion with a mounting flange attached to the outer peripheral portion, Claim No. The master cylinder described in item 1.