DE3465969D1 - Hydraulic system with proportional control - Google Patents
Hydraulic system with proportional controlInfo
- Publication number
- DE3465969D1 DE3465969D1 DE8484302591T DE3465969T DE3465969D1 DE 3465969 D1 DE3465969 D1 DE 3465969D1 DE 8484302591 T DE8484302591 T DE 8484302591T DE 3465969 T DE3465969 T DE 3465969T DE 3465969 D1 DE3465969 D1 DE 3465969D1
- Authority
- DE
- Germany
- Prior art keywords
- hydraulic system
- proportional control
- proportional
- control
- hydraulic
- 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
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
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/08—Servomotor systems incorporating electrically operated control means
- F15B21/087—Control strategy, e.g. with block diagram
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Transportation (AREA)
- Chemical & Material Sciences (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Civil Engineering (AREA)
- Analytical Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Fluid-Pressure Circuits (AREA)
- Forklifts And Lifting Vehicles (AREA)
- Power Steering Mechanism (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US48620183A | 1983-04-18 | 1983-04-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3465969D1 true DE3465969D1 (en) | 1987-10-15 |
Family
ID=23930995
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8484302591T Expired DE3465969D1 (en) | 1983-04-18 | 1984-04-17 | Hydraulic system with proportional control |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0122807B1 (fr) |
JP (1) | JPS59217598A (fr) |
AU (1) | AU2673284A (fr) |
CA (1) | CA1221152A (fr) |
DE (1) | DE3465969D1 (fr) |
ES (1) | ES531559A0 (fr) |
ZA (1) | ZA841931B (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1007632B (zh) * | 1985-12-28 | 1990-04-18 | 日立建机株式会社 | 液压建筑机械的控制*** |
JPS63230497A (ja) * | 1987-03-20 | 1988-09-26 | 日産自動車株式会社 | 産業車両の荷役装置 |
JPH0326801U (fr) * | 1989-07-27 | 1991-03-19 | ||
DE4129858A1 (de) * | 1991-09-07 | 1993-03-11 | Kiwa Maschinenfabrik Gmbh | Verfahren und schaltungsanordnung zum steuern insbesondere einer krananlage |
US6853271B2 (en) | 2001-11-14 | 2005-02-08 | Radio Frequency Systems, Inc. | Triple-mode mono-block filter assembly |
ITUA20164446A1 (it) * | 2016-06-16 | 2017-12-16 | Merlo Project Srl | Veicolo sollevatore configurato per l'attacco di attrezzature ad alta potenza oleodinamica |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1410193A (en) * | 1972-04-14 | 1975-10-15 | Lancer Boss Ltd | Hydraulic control circuits |
US4144946A (en) * | 1977-07-05 | 1979-03-20 | Towmotor Corporation | Hydraulic priority circuit |
JPS5822299A (ja) * | 1981-07-29 | 1983-02-09 | 日産自動車株式会社 | フオ−クリフト |
EP0072233B1 (fr) * | 1981-08-10 | 1986-04-02 | Clark Equipment Company | Véhicule et système hydraulique avec pompe unique |
-
1984
- 1984-03-14 CA CA000449624A patent/CA1221152A/fr not_active Expired
- 1984-03-15 ZA ZA841931A patent/ZA841931B/xx unknown
- 1984-04-11 AU AU26732/84A patent/AU2673284A/en not_active Abandoned
- 1984-04-12 ES ES531559A patent/ES531559A0/es active Granted
- 1984-04-17 DE DE8484302591T patent/DE3465969D1/de not_active Expired
- 1984-04-17 EP EP84302591A patent/EP0122807B1/fr not_active Expired
- 1984-04-18 JP JP59076763A patent/JPS59217598A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
CA1221152A (fr) | 1987-04-28 |
AU2673284A (en) | 1984-10-25 |
EP0122807B1 (fr) | 1987-09-09 |
ES8507234A1 (es) | 1985-08-16 |
ZA841931B (en) | 1984-10-31 |
EP0122807A1 (fr) | 1984-10-24 |
ES531559A0 (es) | 1985-08-16 |
JPS59217598A (ja) | 1984-12-07 |
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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 |