JPS584855U

JPS584855U - control valve

Info

Publication number: JPS584855U
Application number: JP9901581U
Authority: JP
Inventors: 志喜屋　初; 石泉　清一
Original assignee: 株式会社クボタ
Priority date: 1981-07-01
Filing date: 1981-07-01
Publication date: 1983-01-12

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

[Brief explanation of the drawing]

図面は本考案に係る制御弁の実施の態様を例示し、第１
図は乗用型耕耘機の側面図、第２図は制御弁の縦断正面
図、第３図は向弁の縦断側面図、第４図は向弁の展開断
面図、第５図は要部の縦断側面図、第６図は産金の正面
図である。１゛４・・・弁ケーシング、１６・・・スプール、３１
ａ。３１ｂ・・・座金、３２・・・コイルスプリング、３３
ａ。３３ｂ・・・ストッパー、３４ａ、　　３４ｂ・・・当
り部、３５・・・筒状体、３６ａ、３６ｂ・・・切欠き
。The drawings illustrate embodiments of the control valve according to the present invention, and show the first embodiment of the control valve according to the present invention.
The figure is a side view of the riding power cultivator, Figure 2 is a vertical front view of the control valve, Figure 3 is a vertical side view of the facing valve, Figure 4 is a developed cross-sectional view of the facing valve, and Figure 5 is the main parts. The vertical side view and FIG. 6 are front views of the gold production. 1゛4...Valve casing, 16...Spool, 31
a. 31b... washer, 32... coil spring, 33
a. 33b... Stopper, 34a, 34b... Hitting portion, 35... Cylindrical body, 36a, 36b... Notch.

Claims

[Claims for Utility Model Registration] A pair of washers 31a and 31b are fitted onto the spool 16 slidably supported in the valve casing 14 so as to be slidable in the longitudinal direction of the spool, and the pair of washers 318 and 31b are slidably fitted in the spool longitudinal direction.
In between, a coil spring 32 for urging the spool 16 back to the neutral position N2 is provided so as to cover the spool 16, and when the spool 16 is in the neutral position, both washers 318 and 31b are pressed against the spring. A pair of stoppers 338 and 33b are provided on the valve casing 14 to restrict the range of movement relative to each other by the urging force of 32, and both washers 312 and 31 are provided on the valve casing 14.
The movement of the spool 16 relative to b is controlled by the both washers 312.
, 31b, a pair of abutting portions 34a,
34b is provided on the spool 16, and the oil drain path 28 is provided in a state where a part thereof is located between the two washers 318 and 31b, and the control valve is provided with
The range of movement from 2 should be restricted (both washers 318.31
A cylindrical body 35 that regulates the relative approach movement range of b is slidably fitted onto the spool portion located between the two seats 313 and 31b to form the oil drain path 28, An oil flow notch 36a is provided in each of the washers 313 and 31b (7). 36b.