JPS5956158U

JPS5956158U - master cylinder

Info

Publication number: JPS5956158U
Application number: JP15223782U
Authority: JP
Inventors: 荒川　清
Original assignee: 日信工業株式会社
Priority date: 1982-10-07
Filing date: 1982-10-07
Publication date: 1984-04-12
Also published as: JPS6327000Y2

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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は本考案の第１実施例に基づくマスクシリンダの
、負圧式倍力装置と結合した状態での要部縦断側面図、
第２図はその一部の変形例を示す部分図、第３図はその
仕切板の斜視図、第４図は本考案の第２実施例を示す、
第１図と同様の要部縦断側面図、第５図は従来のマスク
シリンダを示す、第１図と同様の要部縦断側面図である
。諭・・・・・・マスタシリンダ、Ｓ・・・・・・倍力装
置、Ｒ・・・・・・油路、１・・・・・・シリンダ本体
、２・・・・・・ブースタシェル、６・・・・・・ピス
トン、６ａ・・・・・・０７１部、９・・・・・・補給
油室、１２・・・・・・出力杆、１４・・・・・・端壁
板、２９・・・・・・油路、３１・・・・・・サプライ
通路。FIG. 1 is a vertical sectional side view of the main part of a mask cylinder according to a first embodiment of the present invention in a state where it is combined with a negative pressure booster;
Fig. 2 is a partial view showing a modification of a part thereof, Fig. 3 is a perspective view of the partition plate, and Fig. 4 shows a second embodiment of the present invention.
FIG. 5 is a longitudinal sectional side view of the main part similar to FIG. 1, and FIG. 5 is a longitudinal sectional side view of the main part similar to FIG. 1, showing a conventional mask cylinder. Master cylinder, S... Booster, R... Oil passage, 1... Cylinder body, 2... Booster shell , 6...Piston, 6a...071 part, 9...Replenishment oil chamber, 12...Output rod, 14...End wall Plate, 29...oil passage, 31...supply passage.

Claims

[Scope of utility model registration request]

Joining the rear end of the cylinder body to the booster shell of the booster, connecting the rond part of the piston that slides into the cylinder hole of the cylinder body to the output rod in the booster shell,
In the mask cylinder, an oil passage communicating with the oil tank is bored in the cylinder body from the rear end of the cylinder body along the cylinder hole, and this oil passage is communicated with the replenishment oil chamber on the outer periphery of the piston through a supply passage. , a recessed hole through which a rear end of the oil passage opens is provided in the rear end surface of the cylinder body, and an end wall plate sandwiched between the cylinder body and the booster shell is removably fitted into the recessed hole; A mask cylinder characterized in that the oil passage and the supply passage communicate with each other at the bottom of the recessed hole.