DE3346800C2 - - Google Patents
Info
- Publication number
- DE3346800C2 DE3346800C2 DE19833346800 DE3346800A DE3346800C2 DE 3346800 C2 DE3346800 C2 DE 3346800C2 DE 19833346800 DE19833346800 DE 19833346800 DE 3346800 A DE3346800 A DE 3346800A DE 3346800 C2 DE3346800 C2 DE 3346800C2
- Authority
- DE
- Germany
- 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
-
- 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
- E02F9/08—Superstructures; Supports for superstructures
- E02F9/10—Supports for movable superstructures mounted on travelling or walking gears or on other superstructures
- E02F9/12—Slewing or traversing gears
- E02F9/121—Turntables, i.e. structure rotatable about 360°
- E02F9/128—Braking systems
-
- 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
- E02F3/32—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 working downwardly and towards the machine, e.g. with backhoes
- E02F3/325—Backhoes of the miniature type
-
- 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
- E02F9/08—Superstructures; Supports for superstructures
- E02F9/10—Supports for movable superstructures mounted on travelling or walking gears or on other superstructures
- E02F9/12—Slewing or traversing gears
- E02F9/121—Turntables, i.e. structure rotatable about 360°
- E02F9/123—Drives or control devices specially adapted therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/4061—Control related to directional control valves, e.g. change-over valves, for crossing the feeding conduits
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Operation Control Of Excavators (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57234298A JPS59118929A (ja) | 1982-12-24 | 1982-12-24 | 掘削作業車 |
JP4985283U JPS59156956U (ja) | 1983-04-04 | 1983-04-04 | 作業車の旋回台回転角検出装置 |
JP13498783A JPS6026728A (ja) | 1983-07-21 | 1983-07-21 | 旋回型作業車 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3346800A1 DE3346800A1 (de) | 1984-07-05 |
DE3346800C2 true DE3346800C2 (es) | 1987-04-02 |
Family
ID=27293761
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19833346800 Granted DE3346800A1 (de) | 1982-12-24 | 1983-12-23 | Drehbares arbeitsfahrzeug |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE3346800A1 (es) |
FR (1) | FR2538575B1 (es) |
GB (1) | GB2134876B (es) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102006040459B4 (de) * | 2005-09-07 | 2012-12-13 | Terex Demag Gmbh | Hydrauliksteuerkreis |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3508691C1 (de) * | 1985-03-12 | 1986-07-10 | Eisenwerke Kaiserslautern Göppner GmbH, 6750 Kaiserslautern | Hydraulisches Erdbaufahrzeug mit einem schwenkbaren Ausleger |
US4771855A (en) * | 1987-05-15 | 1988-09-20 | Kubota Ltd. | Backhoe vehicle |
CA1333416C (en) * | 1988-11-18 | 1994-12-06 | Tetsuya Nishida | Pivotal movement control device for boom-equipped working machine |
DE68910517T2 (de) * | 1989-07-26 | 1994-03-17 | Kobe Steel Ltd | Verfahren zum Steuern des schwenkbaren Oberwagens einer Baumaschine und hydraulisches Steuersystem zur Ausführung des Verfahrens. |
DE19920867A1 (de) * | 1999-05-06 | 2001-02-08 | Orenstein & Koppel Ag | Verfahren zum Abbremsen eines drehbaren Oberwagens einer Arbeitsmaschine sowie Schwenkbremseinrichtung |
DE102011018267A1 (de) | 2011-04-20 | 2012-10-25 | Schwing Gmbh | Vorrichtung und Verfahren zur Dickstoff-, insbesondere Betonförderung mit Drehwinkelmessung |
DE102017117505B4 (de) | 2017-08-02 | 2020-10-22 | Manitowoc Crane Group France Sas | Kran mit geschlossenem Hydraulikkreislauf |
JP6946234B2 (ja) * | 2018-04-27 | 2021-10-06 | 株式会社小松製作所 | 積込機械の制御装置および制御方法 |
US11577796B2 (en) * | 2019-07-11 | 2023-02-14 | Deere & Company | Auto track alignment and undercarriage swing |
CN111622283A (zh) * | 2020-06-17 | 2020-09-04 | 雷沃工程机械集团有限公司 | 一种挖掘机动作状态监测装置、挖掘机及控制方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1452033A (en) * | 1974-01-04 | 1976-10-06 | Mo Gorny I Ural Z Tyazhelogo M | Control device for a dragline excavator |
US4015729A (en) * | 1976-01-02 | 1977-04-05 | J. I. Case Company | Automatic control system for backhoe |
FR2395412A1 (fr) * | 1977-06-23 | 1979-01-19 | Poclain Sa | Dispositif d'arret automatique de la rotation d'un moteur hydraulique |
-
1983
- 1983-12-19 GB GB08333768A patent/GB2134876B/en not_active Expired
- 1983-12-23 DE DE19833346800 patent/DE3346800A1/de active Granted
- 1983-12-23 FR FR8320703A patent/FR2538575B1/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102006040459B4 (de) * | 2005-09-07 | 2012-12-13 | Terex Demag Gmbh | Hydrauliksteuerkreis |
Also Published As
Publication number | Publication date |
---|---|
DE3346800A1 (de) | 1984-07-05 |
FR2538575A1 (fr) | 1984-06-29 |
GB2134876B (en) | 1987-01-21 |
GB2134876A (en) | 1984-08-22 |
GB8333768D0 (en) | 1984-01-25 |
FR2538575B1 (fr) | 1987-01-16 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
OP8 | Request for examination as to paragraph 44 patent law | ||
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |