JPS6322402U

JPS6322402U -

Info

Publication number: JPS6322402U
Application number: JP11612686U
Authority: JP
Priority date: 1986-07-29
Filing date: 1986-07-29
Publication date: 1988-02-15

Description

[Brief explanation of the drawing]

第１図は本考案の実施例の主要部の断面図、第
２図は第１図のプレートを省略した矢視図、第
３図は第１図の―断面図、第４図は本考案に
係る従来技術の一例の主要部の断面図、第５図は
第４図のプレートを省略したＶ矢視図、第６図は
本考案に係る従来技術の別例の主要部の断面図、
第７図は第６図のプレートを省略した矢視図で
ある。１１，３１，５１…バルブボデイ、１２，３２
…シリンダ、１３，３３…ピストン、１４，３４
…プラグ、１５，３５，５５…挿入孔、１６，３
６…キー、１７，１８，１９，３７，３８，３９
，５９…油路、２０，４０…プレート、２２…パ
イプ、２３…位置決め段差。 Figure 1 is a sectional view of the main parts of the embodiment of the present invention, Figure 2 is a view taken along the arrow in Figure 1 with the plate omitted, Figure 3 is a cross-sectional view of Figure 1, and Figure 4 is the present invention. 5 is a sectional view of the main part of an example of the prior art according to the present invention, FIG. 5 is a view taken along the V arrow with the plate in FIG. 4 omitted, and FIG.
FIG. 7 is a view taken along the arrows in FIG. 6 with the plate omitted. 11, 31, 51... Valve body, 12, 32
...Cylinder, 13, 33...Piston, 14, 34
...Plug, 15,35,55...Insertion hole, 16,3
6...Key, 17, 18, 19, 37, 38, 39
, 59... Oil path, 20, 40... Plate, 22... Pipe, 23... Positioning step.

Claims

[Claims for Utility Model Registration] A cylinder provided in a valve body, an oil passage communicating with the cylinder, a spool fitted in the cylinder and sliding in the cylinder by the hydraulic pressure of the oil passage, and a spool installed in the cylinder. In a valve mechanism comprising a plug that is fitted and comes into contact with one end of the spool, and a key that connects the plug and the valve body, an oil passage is provided at the same position in the axial direction of the cylinder as an insertion hole for the key provided in the valve body. and a pipe arranged in the oil passage so as to come into contact with the key and prevent it from coming off.