GB1261295A - Hydraulic circuits - Google Patents
Hydraulic circuitsInfo
- Publication number
- GB1261295A GB1261295A GB3472970A GB3472970A GB1261295A GB 1261295 A GB1261295 A GB 1261295A GB 3472970 A GB3472970 A GB 3472970A GB 3472970 A GB3472970 A GB 3472970A GB 1261295 A GB1261295 A GB 1261295A
- Authority
- GB
- United Kingdom
- Prior art keywords
- port
- spool
- fluid
- lift
- aperture
- 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
Links
- 239000012530 fluid Substances 0.000 abstract 5
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
- F15B13/022—Flow-dividers; Priority valves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/20—Means for actuating or controlling masts, platforms, or forks
- B66F9/22—Hydraulic devices or systems
-
- 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
- Y10T137/2496—Self-proportioning or correlating systems
- Y10T137/2514—Self-proportioning flow systems
- Y10T137/2521—Flow comparison or differential response
- Y10T137/2524—Flow dividers [e.g., reversely acting controls]
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Life Sciences & Earth Sciences (AREA)
- Civil Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Geology (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Forklifts And Lifting Vehicles (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US85595069A | 1969-09-08 | 1969-09-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1261295A true GB1261295A (en) | 1972-01-26 |
Family
ID=25322510
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3472970A Expired GB1261295A (en) | 1969-09-08 | 1970-07-17 | Hydraulic circuits |
Country Status (6)
Country | Link |
---|---|
US (1) | US3568868A (fr) |
BE (1) | BE755815A (fr) |
DE (1) | DE2038060A1 (fr) |
FR (1) | FR2061050A5 (fr) |
GB (1) | GB1261295A (fr) |
ZA (1) | ZA705063B (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2125519A (en) * | 1982-08-19 | 1984-03-07 | Cistermiser Ltd | Fluid flow control valve |
EP1671920A1 (fr) * | 2004-12-14 | 2006-06-21 | Jungheinrich Aktiengesellschaft | Système hydraulique pour alimenter un consommateur principal et des consommateurs auxiliaires dans un chariot de manutention |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3814531A (en) * | 1971-12-13 | 1974-06-04 | Koehring Co | Articulated roller assembly |
USRE30291E (en) * | 1972-12-15 | 1980-06-03 | Trw Inc. | Power steering system with auxiliary power capability |
US3811363A (en) * | 1973-05-10 | 1974-05-21 | Caterpillar Tractor Co | Priority system for series-type hydraulic circuits |
US4005636A (en) * | 1975-02-13 | 1977-02-01 | J. I. Case Company | Hydraulic system for a working machine |
US3996838A (en) * | 1975-06-04 | 1976-12-14 | Trw Inc. | Diverter valve for power steering with power beyond |
US4139988A (en) * | 1975-12-27 | 1979-02-20 | Aisin Seiki Kabushiki Kaisha | Vehicle hydraulic power operating system |
US4010610A (en) * | 1976-04-09 | 1977-03-08 | J. I. Case Company | Hydraulic load-sensing system |
ZA763344B (en) * | 1976-06-04 | 1978-01-25 | Steel Eng Co Ltd | Hydraulic rotary-percussive machines |
US4230022A (en) * | 1976-10-04 | 1980-10-28 | Caterpillar Tractor Co. | Hydraulic rock breaker circuit for an excavator |
US4075840A (en) * | 1976-10-06 | 1978-02-28 | Clark Equipment Company | Brake and steering system |
US4144946A (en) * | 1977-07-05 | 1979-03-20 | Towmotor Corporation | Hydraulic priority circuit |
US4223646A (en) * | 1978-02-16 | 1980-09-23 | Trw Inc. | Hydraulic fan drive system |
US4308787A (en) * | 1980-02-11 | 1982-01-05 | J. I. Case Company | Priority flow divider |
EP0072233B1 (fr) * | 1981-08-10 | 1986-04-02 | Clark Equipment Company | Véhicule et système hydraulique avec pompe unique |
US4573319A (en) * | 1981-08-10 | 1986-03-04 | Clark Equipment Company | Vehicle hydraulic system with single pump |
US4485623A (en) * | 1981-08-10 | 1984-12-04 | Clark Equipment Company | Vehicle hydraulic system with pump speed control |
AU584794B2 (en) * | 1986-04-24 | 1989-06-01 | Steel Engineering Company Limited; The | Hydraulically powered rotary percussive machines |
US5201629A (en) * | 1991-04-09 | 1993-04-13 | Clark Material Handling Company | Container transporter |
DE4137963C2 (de) * | 1991-10-30 | 1995-03-23 | Rexroth Mannesmann Gmbh | Ventilanordnung zur lastunabhängigen Steuerung mehrerer hydraulischer Verbraucher |
DE29802498U1 (de) * | 1998-02-13 | 1998-04-16 | Heilmeier & Weinlein | Staplersteuerung |
JP5309546B2 (ja) * | 2007-04-10 | 2013-10-09 | 株式会社豊田自動織機 | 産業車両の制御装置 |
DE102009016431A1 (de) * | 2009-04-04 | 2010-10-07 | Mahle International Gmbh | Hydraulische Hebeeinrichtung sowie Gabelstapler |
DE102009028816A1 (de) * | 2009-08-21 | 2011-02-24 | Deere & Company, Moline | Hydraulische Anordnung |
CN103029578A (zh) * | 2012-12-20 | 2013-04-10 | 龙工(上海)机械制造有限公司 | 一种多功能装载机的传动和转向*** |
CN106050779B (zh) * | 2016-07-18 | 2018-01-23 | 江苏恒立液压科技有限公司 | 叉车多路阀 |
CN108557714B (zh) * | 2018-07-11 | 2019-12-20 | 宁波管通机械有限公司 | 一种防爆型叉车液压管路三通接头 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2737196A (en) * | 1952-06-04 | 1956-03-06 | Eaton Mfg Co | Flow divider valve |
USRE24892E (en) * | 1956-11-23 | 1960-10-25 | Flow divider valve with relief valve and variable orifice |
-
0
- BE BE755815D patent/BE755815A/fr unknown
-
1969
- 1969-09-08 US US3568868D patent/US3568868A/en not_active Expired - Lifetime
-
1970
- 1970-07-17 GB GB3472970A patent/GB1261295A/en not_active Expired
- 1970-07-23 ZA ZA705063A patent/ZA705063B/xx unknown
- 1970-07-31 DE DE19702038060 patent/DE2038060A1/de active Pending
- 1970-09-07 FR FR7032429A patent/FR2061050A5/fr not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2125519A (en) * | 1982-08-19 | 1984-03-07 | Cistermiser Ltd | Fluid flow control valve |
EP1671920A1 (fr) * | 2004-12-14 | 2006-06-21 | Jungheinrich Aktiengesellschaft | Système hydraulique pour alimenter un consommateur principal et des consommateurs auxiliaires dans un chariot de manutention |
Also Published As
Publication number | Publication date |
---|---|
BE755815A (fr) | 1971-02-15 |
ZA705063B (en) | 1971-04-28 |
DE2038060A1 (de) | 1971-03-11 |
US3568868A (en) | 1971-03-09 |
FR2061050A5 (fr) | 1971-06-18 |
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