JPS5990670U - pilot check valve - Google Patents
pilot check valveInfo
- Publication number
- JPS5990670U JPS5990670U JP18651982U JP18651982U JPS5990670U JP S5990670 U JPS5990670 U JP S5990670U JP 18651982 U JP18651982 U JP 18651982U JP 18651982 U JP18651982 U JP 18651982U JP S5990670 U JPS5990670 U JP S5990670U
- Authority
- JP
- Japan
- Prior art keywords
- poppet valve
- valve
- pilot check
- check valve
- pilot
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Check Valves (AREA)
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
第1図は油圧アクチェータの系統図、第2図は従来のパ
イロットチェックバルブの説明図、第3図は本考案のパ
イロットチェックバルブの説明図である。
図中、1はアクチェータ、4はピストン、7は流路、8
. 9. 10は室、12は弁座、16は外 −ポペッ
ト弁、17は通孔、18は内ポペット弁、19はスプリ
ングを示す。FIG. 1 is a system diagram of a hydraulic actuator, FIG. 2 is an explanatory diagram of a conventional pilot check valve, and FIG. 3 is an explanatory diagram of a pilot check valve of the present invention. In the figure, 1 is an actuator, 4 is a piston, 7 is a flow path, and 8
.. 9. 10 is a chamber, 12 is a valve seat, 16 is an outer poppet valve, 17 is a through hole, 18 is an inner poppet valve, and 19 is a spring.
Claims (1)
チェックバルブにおいて、スプリングによりピストン側
に付勢せしめた内ポペット弁に、内部が空洞で且つ弁頭
側部に孔を有し内外を連通可能とした外ポペット弁を摺
動可能に嵌装せしめてポペット弁を構成し、該ポペット
弁側の油圧室のパイロット圧が前記内ポペット弁にかか
るよう構成したことを特徴とするパイロットチェックバ
ルブ。In a pilot check valve consisting of a slidable piston and a poppet valve, the inner poppet valve is biased toward the piston by a spring, and the outer poppet valve is hollow inside and has a hole on the side of the valve head to allow communication between the inside and outside. 1. A pilot check valve, characterized in that the poppet valve is configured by slidably fitting the poppet valve, and the pilot pressure in the hydraulic chamber on the poppet valve side is applied to the inner poppet valve.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18651982U JPS5990670U (en) | 1982-12-08 | 1982-12-08 | pilot check valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18651982U JPS5990670U (en) | 1982-12-08 | 1982-12-08 | pilot check valve |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5990670U true JPS5990670U (en) | 1984-06-19 |
Family
ID=30402856
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP18651982U Pending JPS5990670U (en) | 1982-12-08 | 1982-12-08 | pilot check valve |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5990670U (en) |
-
1982
- 1982-12-08 JP JP18651982U patent/JPS5990670U/en active Pending
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