JPS58129303U - Double-rotation type hydraulic package check valve - Google Patents
Double-rotation type hydraulic package check valveInfo
- Publication number
- JPS58129303U JPS58129303U JP16745781U JP16745781U JPS58129303U JP S58129303 U JPS58129303 U JP S58129303U JP 16745781 U JP16745781 U JP 16745781U JP 16745781 U JP16745781 U JP 16745781U JP S58129303 U JPS58129303 U JP S58129303U
- Authority
- JP
- Japan
- Prior art keywords
- check valve
- rotation type
- hydraulic package
- double
- type hydraulic
- 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.)
- Granted
Links
Landscapes
- Check Valves (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図は背圧側回路にパイロット・チェック・バルブを
持ち場合の回路説明図す第２図は加圧、背圧の両回路中
にパイロット会チェック・バルブを持つ場合の回路説明
図、第３図は背圧側回路にパイロット・チェック・バル
ブを持つ場合の従来の方法による構成の説明図。第４図
は背圧側回路にパイロット・チェック・バルブを持つ場
合の本考案による構成の説明図。第５は加圧、背圧の両
回路中にパイロット・チェック・バルブを持つ場合の本
考案による構成の説明図。
１・・・油ポンプ、２・・・油タンク、４・・・ダブル
・チェック・バルブ（吸入チェック・バルブ）、４ａ・
・・ダブル・チェック拳スフール、５． ５’・・・パ
イロット会チェックΦバルブ、５ａ、５’ ａ・・・パ
イロット−チェック・スプール。
補正 昭５８． ４．５
図面の簡単な説明を次のように補正する。
明細書第７頁第６行目の「第５」の後にｒ図」を挿入す
る。−Figure 1 is an explanatory diagram of the circuit when the back pressure side circuit has a pilot check valve. Figure 2 is an explanatory diagram of the circuit when the pilot check valve is installed in both the pressurization and back pressure circuits. The figure is an explanatory diagram of a conventional configuration in which a pilot check valve is provided in the back pressure side circuit. FIG. 4 is an explanatory diagram of the configuration according to the present invention when the back pressure side circuit has a pilot check valve. The fifth is an explanatory diagram of a configuration according to the present invention in which a pilot check valve is provided in both the pressurization circuit and the back pressure circuit. 1... Oil pump, 2... Oil tank, 4... Double check valve (suction check valve), 4a.
...Double check fist suhoor, 5. 5'... Pilot club check Φ valve, 5a, 5' a... Pilot check spool. Amended 1984. 4.5 The brief description of the drawings is amended as follows. Insert "Figure r" after "No. 5" on page 7, line 6 of the specification. −
Claims (1)
て、油タンクと油圧ポンプの間に介装される吸入チェッ
クバルブと、背圧側油圧配管中に介装されるパイロット
チェックバルブとのバルブ本体を同一ブ冶ツクにより一
体構造に形成し、吸入チェックバルブとパイロットチェ
ックバルブの弁座部を同軸上に直列に配置して、同一ブ
ロック中に内装したことを特徴とする面回転型油圧パッ
ケージ用逆止弁。In a check valve built into a surface rotation type hydraulic package, the valve body is a suction check valve installed between the oil tank and the hydraulic pump, and a pilot check valve installed in the back pressure side hydraulic piping. A reverse for face-rotating hydraulic package characterized by having an integral structure made of the same block, with the valve seats of the suction check valve and pilot check valve arranged in series on the same axis, and housed inside the same block. Stop valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16745781U JPS58129303U (en) | 1981-11-10 | 1981-11-10 | Double-rotation type hydraulic package check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16745781U JPS58129303U (en) | 1981-11-10 | 1981-11-10 | Double-rotation type hydraulic package check valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58129303U true JPS58129303U (en) | 1983-09-01 |
| JPH032724Y2 JPH032724Y2 (en) | 1991-01-24 |
Family
ID=30102117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16745781U Granted JPS58129303U (en) | 1981-11-10 | 1981-11-10 | Double-rotation type hydraulic package check valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58129303U (en) |
-
1981
- 1981-11-10 JP JP16745781U patent/JPS58129303U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH032724Y2 (en) | 1991-01-24 |
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