JPS6441777U

JPS6441777U -

Info

Publication number: JPS6441777U
Application number: JP13718887U
Authority: JP
Priority date: 1987-09-07
Filing date: 1987-09-07
Publication date: 1989-03-13

Description

[Brief explanation of the drawing]

第１図は、本考案の実施例を含む供給部体の断
面図である。第２図は、従来技術の油圧回路図で
ある。第３図は、従来技術の供給部体の断面図で
ある。１０……供給部体、１０Ａ……減圧弁、１０Ｂ
……圧力制御弁、１０ｃ，１０Ｍ……シーケンス
弁、１０ｄ……ポンプ側通路、１０ｆ……切換弁
側通路、１０ｇ……タンク通路、１０Ｍ３……主
弁、１０Ｍ４……ばね、１０Ｍ６……ばね室、１
０Ｍ７……内孔、１０Ｍ９……ピストン。 FIG. 1 is a sectional view of a supply body including an embodiment of the present invention. FIG. 2 is a hydraulic circuit diagram of the prior art. FIG. 3 is a sectional view of a prior art supply body. 10... Supply unit body, 10A... Pressure reducing valve, 10B
...Pressure control valve, 10c, 10M...Sequence valve, 10d...Pump side passage, 10f...Switching valve side passage, 10g...Tank passage, 10M3...Main valve, 10M4...Spring, 10M6...Spring room, 1
0M7...inner hole, 10M9...piston.

Claims

[Scope of utility model registration request]

A main valve is provided between the pump side passage to which the discharge side of the pump P connects and the switching valve side passage to which the pilot operated switching valve is connected, and a spring is provided at the rear end of the main valve and communicates with the tank passage. In the sequence valve formed by a chamber and a spring that is provided in the spring chamber and presses the main valve, the main valve is provided with an inner hole that communicates with the pump side passage, and the inner hole is connected to the spring chamber. A sequence valve with a slidable piston that is stopped.