JPS5910502U - Double check valve for lift cylinder control - Google Patents
Double check valve for lift cylinder controlInfo
- Publication number
- JPS5910502U JPS5910502U JP10595082U JP10595082U JPS5910502U JP S5910502 U JPS5910502 U JP S5910502U JP 10595082 U JP10595082 U JP 10595082U JP 10595082 U JP10595082 U JP 10595082U JP S5910502 U JPS5910502 U JP S5910502U
- Authority
- JP
- Japan
- Prior art keywords
- check valve
- lift cylinder
- check
- double check
- cylinder control
- 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
- Forklifts And Lifting Vehicles (AREA)
- Fluid-Pressure Circuits (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図は本考案のダブルチェック弁を合体したリフトシ
リンダ制御回路のブロック線図。第1A図は方向切換弁
の別の位置を示す図。第2図は本考案に係るダブルチェ
ック弁の一実施例め断面図である。
、1:リフトシリンダ、2:ピストン、5:第1チエツ
ク弁、6:第2チエツク弁、14. 15:パイロット
ライン。FIG. 1 is a block diagram of a lift cylinder control circuit incorporating the double check valve of the present invention. FIG. 1A is a diagram showing another position of the directional control valve. FIG. 2 is a sectional view of an embodiment of the double check valve according to the present invention. , 1: lift cylinder, 2: piston, 5: first check valve, 6: second check valve, 14. 15: Pilot line.
Claims (1)
ェックボール及びチェックボール側御ピ゛ ストン
をそれぞれ有する第1及び第2のチェック弁を有し、第
1チエツク弁のピストン室と第2チエツク弁のチェック
ボール室とを連通ずる第1パイロツトラインと、第1チ
エツク弁のチェックボール室と第2チエツク弁のピスト
ン室とを連通ずる第2パイロツトラインとをも備え、該
第1及び第2パイロツトラインをリフトシリンダのピス
トンの両側の室へそれぞれ通じるように構成して成るダ
ブルチェック弁。A double check valve for controlling a lift cylinder has first and second check valves each having a check ball and a check ball side control piston, and the piston chamber of the first check valve and the check ball of the second check valve are connected to each other. and a second pilot line that communicates the check ball chamber of the first check valve with the piston chamber of the second check valve. A double check valve configured to communicate with chambers on both sides of the piston of a cylinder.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10595082U JPS5910502U (en) | 1982-07-13 | 1982-07-13 | Double check valve for lift cylinder control |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10595082U JPS5910502U (en) | 1982-07-13 | 1982-07-13 | Double check valve for lift cylinder control |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5910502U true JPS5910502U (en) | 1984-01-23 |
Family
ID=30248139
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10595082U Pending JPS5910502U (en) | 1982-07-13 | 1982-07-13 | Double check valve for lift cylinder control |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5910502U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008539377A (en) * | 2005-04-28 | 2008-11-13 | ベスローテン・フェンノートシャップ・ホルマトロ・インダストリアル・イクウィップメント | Tool with hydraulic valve system |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5111190U (en) * | 1974-07-11 | 1976-01-27 | ||
JPS53478A (en) * | 1976-06-23 | 1978-01-06 | Toshiba Corp | Gas centrifuge |
JPS5670105A (en) * | 1979-11-13 | 1981-06-11 | Mitsuwa Seiki Co Ltd | Oil jack |
-
1982
- 1982-07-13 JP JP10595082U patent/JPS5910502U/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5111190U (en) * | 1974-07-11 | 1976-01-27 | ||
JPS53478A (en) * | 1976-06-23 | 1978-01-06 | Toshiba Corp | Gas centrifuge |
JPS5670105A (en) * | 1979-11-13 | 1981-06-11 | Mitsuwa Seiki Co Ltd | Oil jack |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008539377A (en) * | 2005-04-28 | 2008-11-13 | ベスローテン・フェンノートシャップ・ホルマトロ・インダストリアル・イクウィップメント | Tool with hydraulic valve system |
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