JPS62224776A - 液圧スプ−ル弁 - Google Patents
液圧スプ−ル弁Info
- Publication number
- JPS62224776A JPS62224776A JP62007465A JP746587A JPS62224776A JP S62224776 A JPS62224776 A JP S62224776A JP 62007465 A JP62007465 A JP 62007465A JP 746587 A JP746587 A JP 746587A JP S62224776 A JPS62224776 A JP S62224776A
- Authority
- JP
- Japan
- Prior art keywords
- spool
- valve
- hydraulic
- recess
- spool valve
- 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
- 230000007935 neutral effect Effects 0.000 claims description 20
- 239000012530 fluid Substances 0.000 claims description 17
- 238000004891 communication Methods 0.000 claims description 14
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 230000002829 reductive effect Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000035939 shock Effects 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
- F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/86493—Multi-way valve unit
- Y10T137/86574—Supply and exhaust
- Y10T137/8667—Reciprocating valve
- Y10T137/86694—Piston valve
- Y10T137/86702—With internal flow passage
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/87169—Supply and exhaust
- Y10T137/87177—With bypass
- Y10T137/87185—Controlled by supply or exhaust valve
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/87169—Supply and exhaust
- Y10T137/87233—Biased exhaust valve
- Y10T137/87241—Biased closed
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Multiple-Way Valves (AREA)
- Fluid-Pressure Circuits (AREA)
- Food Preservation Except Freezing, Refrigeration, And Drying (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
- Fluid-Driven Valves (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8600632A FR2593265B1 (fr) | 1986-01-17 | 1986-01-17 | Distributeur de fluide hydraulique sous pression |
| FR8600632 | 1986-01-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62224776A true JPS62224776A (ja) | 1987-10-02 |
| JPH0461991B2 JPH0461991B2 (enExample) | 1992-10-02 |
Family
ID=9331216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62007465A Granted JPS62224776A (ja) | 1986-01-17 | 1987-01-17 | 液圧スプ−ル弁 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4782859A (enExample) |
| EP (1) | EP0230392B1 (enExample) |
| JP (1) | JPS62224776A (enExample) |
| AT (1) | ATE52576T1 (enExample) |
| DE (1) | DE3762653D1 (enExample) |
| ES (1) | ES2015956B3 (enExample) |
| FR (1) | FR2593265B1 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02101179U (enExample) * | 1989-01-27 | 1990-08-13 |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3802672C2 (de) * | 1988-01-29 | 1993-12-16 | Danfoss As | Hydraulisches Steuerventil mit Druckfühleinrichtung |
| JPH07103882B2 (ja) * | 1989-03-22 | 1995-11-08 | 株式会社小松製作所 | 圧力補償付液圧弁 |
| JPH031383U (enExample) * | 1989-05-30 | 1991-01-09 | ||
| JP3549126B2 (ja) * | 1994-08-05 | 2004-08-04 | 株式会社小松製作所 | 方向制御弁 |
| US5655751A (en) * | 1994-09-29 | 1997-08-12 | Samsung Heavy Industries Co., Ltd. | Oil drain device for valve spool cap |
| US5765594A (en) * | 1996-04-02 | 1998-06-16 | Danfoss A/S | Hydraulic control valve |
| DE19640103C2 (de) * | 1996-09-28 | 2000-12-07 | Danfoss Fluid Power As Nordbor | Steuerventil |
| DE19715021A1 (de) * | 1997-04-11 | 1998-10-15 | Rexroth Mannesmann Gmbh | Hydraulische Steueranordnung zur Druckmittelversorgung eines ersten und eines zweiten hydraulischen Verbrauchers |
| US5992454A (en) * | 1998-07-21 | 1999-11-30 | Eaton Corporation | Lower and float capability in four position control valve |
| KR100512423B1 (ko) * | 2001-08-20 | 2005-09-07 | 현대자동차주식회사 | 유압제어용 스풀밸브 |
| US6964281B2 (en) * | 2003-02-07 | 2005-11-15 | Husco International Inc. | Multiple hydraulic spool valve assembly with a monolithic body |
| DE10325294A1 (de) * | 2003-06-04 | 2004-12-23 | Bosch Rexroth Ag | Hydraulische Steueranordnung |
| DE10336334B3 (de) * | 2003-08-08 | 2005-08-04 | Cnh Baumaschinen Gmbh | Hydraulisches Steuersystem für Baumaschinenen, insbesondere für Bagger |
| US7021332B2 (en) * | 2004-03-26 | 2006-04-04 | Husco International, Inc. | Hydraulic valve section with reduced bore distortion |
| US7308848B2 (en) * | 2004-12-02 | 2007-12-18 | Sarcos Investments Lc | Pressure control valve having intrinsic feedback system |
| US7284471B2 (en) * | 2004-12-02 | 2007-10-23 | Sarcos Investments Lc | Pressure control valve having intrinsic mechanical feedback system |
| DE102004063044B4 (de) * | 2004-12-22 | 2006-12-21 | Sauer-Danfoss Aps | Hydraulische Steuerung |
| EP2122185A1 (en) | 2007-02-28 | 2009-11-25 | Raytheon Sarcos, LLC | Antagonistic fluid control system for active and passive actuator operation |
| EP2122186A1 (en) * | 2007-02-28 | 2009-11-25 | Raytheon Sarcos, LLC | Fluid control system having selective recruitable actuators |
| US7779863B2 (en) * | 2007-06-29 | 2010-08-24 | Raytheon Sarcos, Llc | Pressure control valve having an asymmetric valving structure |
| DE102009021103A1 (de) * | 2009-05-13 | 2010-11-18 | Hydac Filtertechnik Gmbh | Hydraulische Ventilvorrichtung |
| JP6338428B2 (ja) * | 2014-04-11 | 2018-06-06 | Kyb株式会社 | バルブ構造 |
| US10590962B2 (en) * | 2016-05-16 | 2020-03-17 | Parker-Hannifin Corporation | Directional control valve |
| IT201600127801A1 (it) * | 2016-12-16 | 2018-06-16 | Walvoil Spa | Servocomando idraulico ad area differenziale |
| JP7116584B2 (ja) * | 2018-05-07 | 2022-08-10 | 川崎重工業株式会社 | 弁装置 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1395442A (fr) * | 1964-05-22 | 1965-04-09 | Commercial Shearing | Distributeur de contrôle de fluide |
| US3742982A (en) * | 1971-07-26 | 1973-07-03 | Borg Warner | Control valve |
| US3746040A (en) * | 1972-04-19 | 1973-07-17 | Parker Hannifin Corp | Directional control valve |
| US4352375A (en) * | 1980-04-14 | 1982-10-05 | Commercial Shearing, Inc. | Control valves |
| FR2540214B1 (fr) * | 1983-01-27 | 1986-03-14 | Rexroth Sigma | Perfectionnements apportes aux distributeurs de fluide |
| FR2567233B1 (fr) * | 1984-07-03 | 1986-12-12 | Bennes Marrel | Tiroir assiste pour la compensation de pression dans un distributeur hydraulique |
-
1986
- 1986-01-17 FR FR8600632A patent/FR2593265B1/fr not_active Expired
-
1987
- 1987-01-16 DE DE8787400105T patent/DE3762653D1/de not_active Expired - Lifetime
- 1987-01-16 ES ES87400105T patent/ES2015956B3/es not_active Expired - Lifetime
- 1987-01-16 EP EP87400105A patent/EP0230392B1/fr not_active Expired - Lifetime
- 1987-01-16 AT AT87400105T patent/ATE52576T1/de not_active IP Right Cessation
- 1987-01-16 US US07/004,068 patent/US4782859A/en not_active Expired - Fee Related
- 1987-01-17 JP JP62007465A patent/JPS62224776A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02101179U (enExample) * | 1989-01-27 | 1990-08-13 |
Also Published As
| Publication number | Publication date |
|---|---|
| US4782859A (en) | 1988-11-08 |
| EP0230392B1 (fr) | 1990-05-09 |
| FR2593265B1 (fr) | 1988-04-22 |
| EP0230392A1 (fr) | 1987-07-29 |
| DE3762653D1 (de) | 1990-06-13 |
| JPH0461991B2 (enExample) | 1992-10-02 |
| ATE52576T1 (de) | 1990-05-15 |
| ES2015956B3 (es) | 1990-09-16 |
| FR2593265A1 (fr) | 1987-07-24 |
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