DE69111523T2 - Schaltung zur Druckölspeisung und -entladung und Ventilvorrichtung zur Durchführung der genannten Schaltung. - Google Patents
Schaltung zur Druckölspeisung und -entladung und Ventilvorrichtung zur Durchführung der genannten Schaltung.Info
- Publication number
- DE69111523T2 DE69111523T2 DE69111523T DE69111523T DE69111523T2 DE 69111523 T2 DE69111523 T2 DE 69111523T2 DE 69111523 T DE69111523 T DE 69111523T DE 69111523 T DE69111523 T DE 69111523T DE 69111523 T2 DE69111523 T2 DE 69111523T2
- Authority
- DE
- Germany
- Prior art keywords
- circuit
- discharge
- oil supply
- valve device
- pressure oil
- 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 - Fee Related
Links
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
- F15B13/01—Locking-valves or other detent i.e. load-holding devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B5/00—Clamps
- B25B5/06—Arrangements for positively actuating jaws
- B25B5/061—Arrangements for positively actuating jaws with fluid drive
-
- 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
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7771—Bi-directional flow valves
- Y10T137/7772—One head and seat carried by head of another
- Y10T137/7774—Supporting valve spring carried by supporting 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
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7771—Bi-directional flow valves
- Y10T137/7772—One head and seat carried by head of another
- Y10T137/7777—Both valves spring biased
-
- 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
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7771—Bi-directional flow valves
- Y10T137/778—Axes of ports co-axial
-
- 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
- Y10T137/87265—Dividing into parallel flow paths with recombining
- Y10T137/8733—Fluid pressure regulator in at least one branch
-
- 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
- Y10T137/87265—Dividing into parallel flow paths with recombining
- Y10T137/87338—Flow passage with bypass
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
- Jigs For Machine Tools (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2164977A JPH0457637A (ja) | 1990-06-22 | 1990-06-22 | 残圧保持機能付き圧油給排回路及びその圧油給排回路に用いる残圧保持用弁装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69111523D1 DE69111523D1 (de) | 1995-08-31 |
DE69111523T2 true DE69111523T2 (de) | 1996-01-18 |
Family
ID=15803489
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69111523T Expired - Fee Related DE69111523T2 (de) | 1990-06-22 | 1991-06-14 | Schaltung zur Druckölspeisung und -entladung und Ventilvorrichtung zur Durchführung der genannten Schaltung. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5127313A (de) |
EP (1) | EP0463920B1 (de) |
JP (1) | JPH0457637A (de) |
DE (1) | DE69111523T2 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6145595A (en) * | 1998-10-05 | 2000-11-14 | Halliburton Energy Services, Inc. | Annulus pressure referenced circulating valve |
KR100440332B1 (ko) * | 2002-06-28 | 2004-07-15 | 현대자동차주식회사 | 유압 회로용 투웨이 오리피스 첵밸브 장치 |
CA2507202A1 (en) * | 2004-12-06 | 2006-06-06 | Rotobec Inc. | Hydraulic rotator and valve assembly |
US8459286B2 (en) * | 2010-12-22 | 2013-06-11 | GM Global Technology Operations LLC | Pressure retention valve and integrated valve for tank system |
CN103764992B (zh) * | 2011-09-01 | 2016-04-06 | 百乐仕株式会社 | 单向阀 |
CN105221509B (zh) * | 2015-11-02 | 2017-03-22 | 宁波江北宇洲液压设备厂 | 一种分阶段开启的平衡阀 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54108156A (en) * | 1978-02-13 | 1979-08-24 | Esu Aaru Enjiniyaringu Kk | Cylinder device having selffretaining operation |
DE2816976C3 (de) * | 1978-04-19 | 1981-06-04 | G.L. Rexroth Gmbh, 8770 Lohr | Hydraulikanglage mit mehreren Hydromotoren |
FR2565146A1 (fr) * | 1984-05-30 | 1985-12-06 | Franche Comte Alsace Etudes Te | Ensemble de commande pour dispositifs de serrage hydrauliques automatiques |
FR2627838B1 (fr) * | 1988-02-25 | 1991-01-11 | Bennes Marrel | Valve de securite pour recepteur hydraulique et circuit hydraulique la comportant |
JPH0626774B2 (ja) * | 1988-03-22 | 1994-04-13 | 株式会社コスメック | 油圧クランプ用圧力補償機能付き油圧給排装置 |
-
1990
- 1990-06-22 JP JP2164977A patent/JPH0457637A/ja active Pending
-
1991
- 1991-06-12 US US07/714,013 patent/US5127313A/en not_active Expired - Fee Related
- 1991-06-14 EP EP91401597A patent/EP0463920B1/de not_active Expired - Lifetime
- 1991-06-14 DE DE69111523T patent/DE69111523T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0463920B1 (de) | 1995-07-26 |
DE69111523D1 (de) | 1995-08-31 |
US5127313A (en) | 1992-07-07 |
JPH0457637A (ja) | 1992-02-25 |
EP0463920A1 (de) | 1992-01-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |