JPH01101963U - - Google Patents
Info
- Publication number
- JPH01101963U JPH01101963U JP19847787U JP19847787U JPH01101963U JP H01101963 U JPH01101963 U JP H01101963U JP 19847787 U JP19847787 U JP 19847787U JP 19847787 U JP19847787 U JP 19847787U JP H01101963 U JPH01101963 U JP H01101963U
- Authority
- JP
- Japan
- Prior art keywords
- load
- spring
- control valve
- variable
- adjustment
- 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
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Hydraulic Control Valves For Brake Systems (AREA)
- Springs (AREA)
Description
第１図は本考案の一実施例を示す縦断面図、第
２図はばね荷重とばねのたわみ量との関係を線図
で示した説明用図である。第３図は、従来の応荷
重液圧装置の縦断面図である。
１…応荷重スプリング、２…プリセツトスプリ
ング。
FIG. 1 is a longitudinal sectional view showing an embodiment of the present invention, and FIG. 2 is an explanatory diagram showing the relationship between spring load and spring deflection in a diagram. FIG. 3 is a longitudinal sectional view of a conventional variable load hydraulic device. 1...Load spring, 2...Preset spring.
Claims (1)
ピストンへの負荷が変るようにばね荷重が調整さ
れた応荷重スプリングと、軽積荷荷重から満載積
荷荷重間の常用域での上記応荷重スプリングの調
整荷重よりも高い調整荷重であつて前記応荷重ス
プリングに直列に設けられたプリセツトスプリン
グを配設したことを特徴とする応荷重液圧制御弁
装置。 A hydraulic control valve, a variable load spring whose spring load is adjusted so that the load on the piston of the hydraulic control valve changes with changes in load, and the above variable load in the normal operating range between light cargo load and full load. A variable load hydraulic pressure control valve device comprising a preset spring having an adjustment load higher than the adjustment load of the spring and provided in series with the variable load spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19847787U JPH01101963U (en) | 1987-12-26 | 1987-12-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19847787U JPH01101963U (en) | 1987-12-26 | 1987-12-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01101963U true JPH01101963U (en) | 1989-07-10 |
Family
ID=31488983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19847787U Pending JPH01101963U (en) | 1987-12-26 | 1987-12-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01101963U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013137555A (en) * | 2013-02-04 | 2013-07-11 | Naturaleza One | Document platen opening/closing device and office machine including document platen |
-
1987
- 1987-12-26 JP JP19847787U patent/JPH01101963U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013137555A (en) * | 2013-02-04 | 2013-07-11 | Naturaleza One | Document platen opening/closing device and office machine including document platen |