JPH0457881B2 - - Google Patents
Info
- Publication number
- JPH0457881B2 JPH0457881B2 JP61061739A JP6173986A JPH0457881B2 JP H0457881 B2 JPH0457881 B2 JP H0457881B2 JP 61061739 A JP61061739 A JP 61061739A JP 6173986 A JP6173986 A JP 6173986A JP H0457881 B2 JPH0457881 B2 JP H0457881B2
- Authority
- JP
- Japan
- Prior art keywords
- spool
- oil chamber
- oil
- hole
- pressure
- 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.)
- Expired - Lifetime
Links
- 230000008929 regeneration Effects 0.000 claims description 26
- 238000011069 regeneration method Methods 0.000 claims description 26
- 238000004891 communication Methods 0.000 claims description 21
- 230000007935 neutral effect Effects 0.000 claims description 3
- 238000009412 basement excavation Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000007796 conventional method Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/021—Valves for interconnecting the fluid chambers of an actuator
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Operation Control Of Excavators (AREA)
- Fluid-Pressure Circuits (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP61061739A JPS62220705A (ja) | 1986-03-18 | 1986-03-18 | 油圧シリンダの可変式再生回路弁 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP61061739A JPS62220705A (ja) | 1986-03-18 | 1986-03-18 | 油圧シリンダの可変式再生回路弁 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2240421A Division JPH03117704A (ja) | 1990-09-10 | 1990-09-10 | 油圧シリンダの再生合流方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS62220705A JPS62220705A (ja) | 1987-09-28 |
JPH0457881B2 true JPH0457881B2 (ko) | 1992-09-16 |
Family
ID=13179859
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP61061739A Granted JPS62220705A (ja) | 1986-03-18 | 1986-03-18 | 油圧シリンダの可変式再生回路弁 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62220705A (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010531420A (ja) * | 2007-06-26 | 2010-09-24 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | 少なくとも1つのハイドロリック式の消費器への圧力媒体供給のための方法およびハイドロリック式の制御装置 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02134401A (ja) * | 1988-11-10 | 1990-05-23 | Diesel Kiki Co Ltd | 油圧制御装置 |
JPH0749164Y2 (ja) * | 1992-12-01 | 1995-11-13 | 株式会社小松製作所 | 開閉弁装置 |
WO1994013959A1 (en) * | 1992-12-04 | 1994-06-23 | Hitachi Construction Machinery Co., Ltd. | Hydraulic regenerator |
JP4859786B2 (ja) * | 2007-08-10 | 2012-01-25 | カヤバ工業株式会社 | 制御装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54158583A (en) * | 1978-06-05 | 1979-12-14 | Toyooki Kogyo Kk | Hydraulic controller |
JPS5923104A (ja) * | 1982-07-30 | 1984-02-06 | Kayaba Ind Co Ltd | 再生及び優先兼用油圧制御装置 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56115001U (ko) * | 1980-02-06 | 1981-09-03 |
-
1986
- 1986-03-18 JP JP61061739A patent/JPS62220705A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54158583A (en) * | 1978-06-05 | 1979-12-14 | Toyooki Kogyo Kk | Hydraulic controller |
JPS5923104A (ja) * | 1982-07-30 | 1984-02-06 | Kayaba Ind Co Ltd | 再生及び優先兼用油圧制御装置 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010531420A (ja) * | 2007-06-26 | 2010-09-24 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | 少なくとも1つのハイドロリック式の消費器への圧力媒体供給のための方法およびハイドロリック式の制御装置 |
Also Published As
Publication number | Publication date |
---|---|
JPS62220705A (ja) | 1987-09-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |