FR2304726A1 - Appareil hydraulique de travaux publics - Google Patents
Appareil hydraulique de travaux publicsInfo
- Publication number
- FR2304726A1 FR2304726A1 FR7607815A FR7607815A FR2304726A1 FR 2304726 A1 FR2304726 A1 FR 2304726A1 FR 7607815 A FR7607815 A FR 7607815A FR 7607815 A FR7607815 A FR 7607815A FR 2304726 A1 FR2304726 A1 FR 2304726A1
- Authority
- FR
- France
- Prior art keywords
- pins
- pairs
- tool
- rapid coupling
- 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.)
- Granted
Links
Classifications
-
- 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
- E02F3/3604—Devices to connect tools to arms, booms or the like
- E02F3/3609—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat
- E02F3/3636—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat using two or four movable transversal pins
-
- 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
-
- 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
- E02F3/3604—Devices to connect tools to arms, booms or the like
- E02F3/3609—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat
- E02F3/3663—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat hydraulically-operated
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Shovels (AREA)
- Operation Control Of Excavators (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19752511819 DE2511819C3 (de) | 1975-03-18 | 1975-03-18 | Hydraulikbagger |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2304726A1 true FR2304726A1 (fr) | 1976-10-15 |
FR2304726B1 FR2304726B1 (fr) | 1982-11-05 |
Family
ID=5941701
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7607815A Granted FR2304726A1 (fr) | 1975-03-18 | 1976-03-18 | Appareil hydraulique de travaux publics |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE2511819C3 (fr) |
FR (1) | FR2304726A1 (fr) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1988003198A1 (fr) * | 1986-10-28 | 1988-05-05 | Drazil, Jaromir, Vaclav | Dispositif de raccordement |
EP0448788A1 (fr) * | 1990-03-30 | 1991-10-02 | Dr.Ing.h.c. F. Porsche Aktiengesellschaft | Dispositif d'accouplement rapide pour excavateur |
EP0468771A1 (fr) * | 1990-07-25 | 1992-01-29 | Japanic Corporation | Mécanisme d'accouplement d'accesoire pour machine de chantier |
EP0671512A2 (fr) * | 1994-03-12 | 1995-09-13 | O&K ORENSTEIN & KOPPEL AG | Dispositif hydraulique de blocage pour dispositifs d'attelage rapide d'engins de chantier |
EP0943738A1 (fr) * | 1998-03-18 | 1999-09-22 | Mailleux S.A. | Système de verrouillage hydraulique d'un outil de chargeur |
EP1057941A2 (fr) * | 1999-05-11 | 2000-12-06 | Daemo Engineering Co., Ltd. | Agencement d'accouplement pour fixer de maniere liberable un dispositif d'excavation a une excavatrice |
FR2822482A1 (fr) * | 2001-03-22 | 2002-09-27 | Jean Pierre Dorguin | Dispositif de montage d'accessoires de travail en extremite de fleches de machine automotrice et accessoire de travail correspondant |
WO2004067855A1 (fr) * | 2003-01-30 | 2004-08-12 | Oilquick Ab | Porte-outil |
EP3620580A1 (fr) * | 2018-09-06 | 2020-03-11 | Takeuchi Mfg. Co., Ltd. | Dispositif de travail |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2901923C2 (de) * | 1979-01-18 | 1980-10-16 | Liebherr-Hydraulikbagger Gmbh, 7951 Kirchdorf | Hydraulische Verriegelung des Auslegen am Schwenkarm eines Baggers, Krans o.dgl |
JPS6014817Y2 (ja) * | 1979-04-18 | 1985-05-11 | 株式会社小松製作所 | 掘削積込機の掘削積込装置 |
US4295287A (en) * | 1980-04-10 | 1981-10-20 | J. I. Case Company | Backhoe bucket quick coupler |
US5382110A (en) * | 1992-12-30 | 1995-01-17 | Esco Corporation | Quick coupling device |
DE29909329U1 (de) * | 1999-05-28 | 1999-08-12 | Liebherr-Hydraulikbagger GmbH, 88457 Kirchdorf | Schnellkupplung für Baggerwerkzeuge |
-
1975
- 1975-03-18 DE DE19752511819 patent/DE2511819C3/de not_active Expired
-
1976
- 1976-03-18 FR FR7607815A patent/FR2304726A1/fr active Granted
Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1988003198A1 (fr) * | 1986-10-28 | 1988-05-05 | Drazil, Jaromir, Vaclav | Dispositif de raccordement |
AU593693B2 (en) * | 1986-10-28 | 1990-02-15 | Drazil, Jaromir Vaclav | Bucket to excavator connection |
US4955779A (en) * | 1986-10-28 | 1990-09-11 | Jaromir Vaclav Drazil | Connector |
EP0448788A1 (fr) * | 1990-03-30 | 1991-10-02 | Dr.Ing.h.c. F. Porsche Aktiengesellschaft | Dispositif d'accouplement rapide pour excavateur |
US5125788A (en) * | 1990-03-30 | 1992-06-30 | Dr. Ing. H.C.F. Porsche Ag | Quick-change system |
EP0468771A1 (fr) * | 1990-07-25 | 1992-01-29 | Japanic Corporation | Mécanisme d'accouplement d'accesoire pour machine de chantier |
EP0671512A2 (fr) * | 1994-03-12 | 1995-09-13 | O&K ORENSTEIN & KOPPEL AG | Dispositif hydraulique de blocage pour dispositifs d'attelage rapide d'engins de chantier |
EP0671512A3 (fr) * | 1994-03-12 | 1996-04-24 | Orenstein & Koppel Ag | Dispositif hydraulique de blocage pour dispositifs d'attelage rapide d'engins de chantier. |
EP0943738A1 (fr) * | 1998-03-18 | 1999-09-22 | Mailleux S.A. | Système de verrouillage hydraulique d'un outil de chargeur |
FR2776316A1 (fr) * | 1998-03-18 | 1999-09-24 | Mailleux Sa | Systeme de verrouillage hydraulique d'un outil de chargeur |
EP1057941A2 (fr) * | 1999-05-11 | 2000-12-06 | Daemo Engineering Co., Ltd. | Agencement d'accouplement pour fixer de maniere liberable un dispositif d'excavation a une excavatrice |
EP1057941A3 (fr) * | 1999-05-11 | 2001-01-03 | Daemo Engineering Co., Ltd. | Agencement d'accouplement pour fixer de maniere liberable un dispositif d'excavation a une excavatrice |
FR2822482A1 (fr) * | 2001-03-22 | 2002-09-27 | Jean Pierre Dorguin | Dispositif de montage d'accessoires de travail en extremite de fleches de machine automotrice et accessoire de travail correspondant |
WO2004067855A1 (fr) * | 2003-01-30 | 2004-08-12 | Oilquick Ab | Porte-outil |
US7654787B2 (en) | 2003-01-30 | 2010-02-02 | Oilquick Ab | Tool holder with hydraulic coupling means |
EP3620580A1 (fr) * | 2018-09-06 | 2020-03-11 | Takeuchi Mfg. Co., Ltd. | Dispositif de travail |
Also Published As
Publication number | Publication date |
---|---|
FR2304726B1 (fr) | 1982-11-05 |
DE2511819B2 (de) | 1978-02-16 |
DE2511819A1 (de) | 1976-09-30 |
DE2511819C3 (de) | 1978-10-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |