EP0671512A3 - Hydraulisch betätigte Verriegelungsvorrichtung für Schnellwechsler an Bau- und Arbeitsmaschinen. - Google Patents

Hydraulisch betätigte Verriegelungsvorrichtung für Schnellwechsler an Bau- und Arbeitsmaschinen. Download PDF

Info

Publication number
EP0671512A3
EP0671512A3 EP95100825A EP95100825A EP0671512A3 EP 0671512 A3 EP0671512 A3 EP 0671512A3 EP 95100825 A EP95100825 A EP 95100825A EP 95100825 A EP95100825 A EP 95100825A EP 0671512 A3 EP0671512 A3 EP 0671512A3
Authority
EP
European Patent Office
Prior art keywords
piston
locking device
construction machines
hydraulic locking
quick couplings
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
Application number
EP95100825A
Other languages
English (en)
French (fr)
Other versions
EP0671512A2 (de
EP0671512B1 (de
Inventor
Ulrich Teutsch
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CNH Industrial Baumaschinen GmbH
CNH Industrial Italia SpA
Original Assignee
O&K Orenstein and Koppel GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by O&K Orenstein and Koppel GmbH filed Critical O&K Orenstein and Koppel GmbH
Publication of EP0671512A2 publication Critical patent/EP0671512A2/de
Publication of EP0671512A3 publication Critical patent/EP0671512A3/de
Application granted granted Critical
Publication of EP0671512B1 publication Critical patent/EP0671512B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • E02F3/3663—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
    • 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
    • E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
    • E02F9/2267—Valves or distributors
    • 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
    • E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
    • E02F9/2271—Actuators and supports therefor and protection therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)
EP95100825A 1994-03-12 1995-01-23 Hydraulisch betätigte Verriegelungsvorrichtung für Schnellwechsler an Bau- und Arbeitsmaschinen Expired - Lifetime EP0671512B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4408386A DE4408386C2 (de) 1994-03-12 1994-03-12 Hydraulisch betätigte Verriegelungsvorrichtung für Schnellwechsler an Bau- und Arbeitsmaschinen
DE4408386 1994-03-12

Publications (3)

Publication Number Publication Date
EP0671512A2 EP0671512A2 (de) 1995-09-13
EP0671512A3 true EP0671512A3 (de) 1996-04-24
EP0671512B1 EP0671512B1 (de) 1999-08-11

Family

ID=6512600

Family Applications (1)

Application Number Title Priority Date Filing Date
EP95100825A Expired - Lifetime EP0671512B1 (de) 1994-03-12 1995-01-23 Hydraulisch betätigte Verriegelungsvorrichtung für Schnellwechsler an Bau- und Arbeitsmaschinen

Country Status (4)

Country Link
EP (1) EP0671512B1 (de)
AT (1) ATE183270T1 (de)
DE (2) DE4408386C2 (de)
ES (1) ES2137382T3 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19651507A1 (de) * 1995-12-30 1997-07-03 Samsung Heavy Ind Vorrichtung zum abnehmbaren Anbringen eines Zusatzgeräts an einem schweren Gerät
WO2002088476A1 (en) * 2001-05-02 2002-11-07 Bruce Archibald Short Connection apparatus
PT2038485E (pt) 2006-06-27 2012-07-19 Oscar Meier Ag Dispositivo de acoplamento e máquina para remoção de terras que compreende um tal dispositivo de acoplamento
DE102009051669A1 (de) * 2009-10-07 2011-04-28 Wolfgang Triller Schwenkanbauvorrichtung
DE202012009838U1 (de) * 2012-07-24 2013-10-25 Kinshofer Gmbh Schnellkuppler
CN105927609B (zh) * 2016-06-08 2017-11-28 江苏永钢集团有限公司 一种轧机插销缸

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2304726A1 (fr) * 1975-03-18 1976-10-15 Liebherr Hydraulikbagger Appareil hydraulique de travaux publics
US4337687A (en) * 1980-05-23 1982-07-06 Prince Manufacturing Corporation Poppet trip device for hydraulic cylinders
US4872310A (en) * 1986-12-12 1989-10-10 British Aerospace, Plc Electro-hydraulic actuator assembly
DE4102370A1 (de) * 1990-02-12 1991-08-14 Walter Fritzel Loeffelbagger

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3023740A (en) * 1960-05-25 1962-03-06 Fairchild Stratos Corp Delayed pneumatic actuator
DD241029A1 (de) * 1985-09-18 1986-11-26 Werkzeugmasch Forschzent Stuetzlager fuer eine beidseits zu fuehrende bohrstange
US4767255A (en) * 1987-09-28 1988-08-30 J.I. Case Company Backhoe boom cylinder bleed circuit
DE4010224C2 (de) * 1990-03-30 1994-05-19 Porsche Ag Schnellwechselvorrichtung
DE4210790A1 (de) * 1991-04-04 1992-10-08 Orenstein & Koppel Ag Arbeitsmaschine, insbesondere baumaschine

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2304726A1 (fr) * 1975-03-18 1976-10-15 Liebherr Hydraulikbagger Appareil hydraulique de travaux publics
US4337687A (en) * 1980-05-23 1982-07-06 Prince Manufacturing Corporation Poppet trip device for hydraulic cylinders
US4872310A (en) * 1986-12-12 1989-10-10 British Aerospace, Plc Electro-hydraulic actuator assembly
DE4102370A1 (de) * 1990-02-12 1991-08-14 Walter Fritzel Loeffelbagger

Also Published As

Publication number Publication date
EP0671512A2 (de) 1995-09-13
ATE183270T1 (de) 1999-08-15
EP0671512B1 (de) 1999-08-11
ES2137382T3 (es) 1999-12-16
DE4408386A1 (de) 1995-09-21
DE59506556D1 (de) 1999-09-16
DE4408386C2 (de) 1996-07-04

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