JPS62162470U

JPS62162470U -

Info

Publication number: JPS62162470U
Application number: JP5139786U
Authority: JP
Priority date: 1986-04-04
Filing date: 1986-04-04
Publication date: 1987-10-15

Description

[Brief explanation of the drawing]

第１図は本考案の実施例であるマニユアルバル
ブのＰレンジでの断面図、第２図Ａ〜Ｅは実施例
のマニユアルバルブのＬ，Ｓ，Ｄ，Ｎ，Ｒ各レン
ジでの断面図、第３図は従来のマニユアルバルブ
のＰレンジでの断面図である。１……スプール、３……半貫通孔、４，６，８
……ランド、９……孔、１４，１６，１８，２０
，２２……ポート。 Fig. 1 is a sectional view of a manual valve according to an embodiment of the present invention in the P range, and Figs. 2 A to E are sectional views of the manual valve of the embodiment in the L, S, D, N, and R ranges. FIG. 3 is a sectional view of a conventional manual valve in the P range. 1...Spool, 3...Semi-through hole, 4, 6, 8
...Land, 9...Hole, 14, 16, 18, 20
, 22...port.

Claims

[Scope of Claim for Utility Model Registration] A pressure oil switching valve for controlling a hydraulically controlled automatic transmission, which includes a pool receiving hole and a port that communicates with a hydraulic power source, a hydraulic operating part, and a drain, respectively, in the valve body. , a spool main body consisting of a land portion that slides through a plurality of spool receiving holes that are integrally formed in sequence in the axial direction, and a connecting portion between the land portions that has a smaller diameter than the land portion, and the spool body is composed of a land portion that slides through a plurality of spool receiving holes that are integrally formed in the axial direction. In a valve that switches connections between ports by moving the main body, the spool main body includes a communication hole consisting of an axial semi-through hole and a hole that communicates the semi-through hole with the outer circumferential surface of the land portion. A valve for a hydraulically controlled automatic transmission, characterized in that a valve for a hydraulically controlled automatic transmission is provided, the valve being provided with a connection between a port communicating with a hydraulic operating part and a port communicating with a drain.