NO20032876D0 - Anordning ved en gravemaskin - Google Patents
Anordning ved en gravemaskinInfo
- Publication number
- NO20032876D0 NO20032876D0 NO20032876A NO20032876A NO20032876D0 NO 20032876 D0 NO20032876 D0 NO 20032876D0 NO 20032876 A NO20032876 A NO 20032876A NO 20032876 A NO20032876 A NO 20032876A NO 20032876 D0 NO20032876 D0 NO 20032876D0
- Authority
- NO
- Norway
- Prior art keywords
- excavator
- Prior art date
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
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
- F15B11/028—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force
- F15B11/036—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force by means of servomotors having a plurality of working chambers
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/30—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets with a dipper-arm pivoted on a cantilever beam, i.e. boom
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms
- E02F3/425—Drive systems for dipper-arms, backhoes or the like
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2217—Hydraulic or pneumatic drives with energy recovery arrangements, e.g. using accumulators, flywheels
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/21—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge
- F15B2211/212—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge the pressure sources being accumulators
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/21—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge
- F15B2211/216—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge the pressure sources being pneumatic-to-hydraulic converters
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/625—Accumulators
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
- F15B2211/7051—Linear output members
- F15B2211/7055—Linear output members having more than two chambers
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/80—Other types of control related to particular problems or conditions
- F15B2211/88—Control measures for saving energy
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Earth Drilling (AREA)
- Actuator (AREA)
- Types And Forms Of Lifts (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO20032876A NO320025B1 (no) | 2003-06-23 | 2003-06-23 | Anordning ved en gravemaskin |
PCT/NO2004/000184 WO2004113622A1 (en) | 2003-06-23 | 2004-06-23 | Device for a mechanical digger |
EP04748760A EP1639205A1 (en) | 2003-06-23 | 2004-06-23 | Device for a mechanical digger |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO20032876A NO320025B1 (no) | 2003-06-23 | 2003-06-23 | Anordning ved en gravemaskin |
Publications (3)
Publication Number | Publication Date |
---|---|
NO20032876D0 true NO20032876D0 (no) | 2003-06-23 |
NO20032876L NO20032876L (no) | 2004-12-24 |
NO320025B1 NO320025B1 (no) | 2005-10-10 |
Family
ID=27730995
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO20032876A NO320025B1 (no) | 2003-06-23 | 2003-06-23 | Anordning ved en gravemaskin |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1639205A1 (no) |
NO (1) | NO320025B1 (no) |
WO (1) | WO2004113622A1 (no) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010032415A1 (de) * | 2010-07-27 | 2012-02-02 | Hydac Technology Gmbh | Vorrichtung zur Rückgewinnung von Energie |
DE102010051665A1 (de) | 2010-11-17 | 2012-05-24 | Liebherr-Hydraulikbagger Gmbh | Arbeitsgerät |
DE102010051651A1 (de) | 2010-11-17 | 2012-05-24 | Liebherr-Hydraulikbagger Gmbh | Arbeitsgerät |
DE102010051664A1 (de) | 2010-11-17 | 2012-05-24 | Liebherr-Hydraulikbagger Gmbh | Arbeitsgerät |
DE102010051663A1 (de) * | 2010-11-17 | 2012-05-24 | Liebherr-Hydraulikbagger Gmbh | Arbeitsgerät |
GB2576783B (en) * | 2018-09-03 | 2021-01-06 | Caterpillar Global Mining Llc | Apparatus for operating a machine work tool |
EP3983685A4 (en) * | 2019-06-17 | 2023-07-05 | Elmaco AS | CYLINDER, HYDRAULIC SYSTEM, CONSTRUCTION MACHINE AND ASSOCIATED METHOD |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2514051A1 (fr) * | 1981-10-05 | 1983-04-08 | Komatsu Mfg Co Ltd | Pelle mecanique a commande hydraulique |
WO2000060177A2 (en) * | 1999-04-06 | 2000-10-12 | Downer Edwin E Jr | Energy conservation system for earth-moving loading machines |
JP4565528B2 (ja) * | 2000-03-03 | 2010-10-20 | パスカルエンジニアリング株式会社 | 増圧機能付き流体圧シリンダ |
-
2003
- 2003-06-23 NO NO20032876A patent/NO320025B1/no not_active IP Right Cessation
-
2004
- 2004-06-23 WO PCT/NO2004/000184 patent/WO2004113622A1/en active Application Filing
- 2004-06-23 EP EP04748760A patent/EP1639205A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
WO2004113622B1 (en) | 2005-03-17 |
NO320025B1 (no) | 2005-10-10 |
WO2004113622A1 (en) | 2004-12-29 |
NO20032876L (no) | 2004-12-24 |
EP1639205A1 (en) | 2006-03-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MK1K | Patent expired |