DE3474173D1 - Excavator - Google Patents

Excavator

Info

Publication number
DE3474173D1
DE3474173D1 DE8484810450T DE3474173T DE3474173D1 DE 3474173 D1 DE3474173 D1 DE 3474173D1 DE 8484810450 T DE8484810450 T DE 8484810450T DE 3474173 T DE3474173 T DE 3474173T DE 3474173 D1 DE3474173 D1 DE 3474173D1
Authority
DE
Germany
Prior art keywords
resp
hollow body
trap device
wall
fixed jaw
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
Application number
DE8484810450T
Other languages
German (de)
Inventor
Fredi Stury
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.)
STURY FREDI AG
Original Assignee
STURY FREDI AG
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 STURY FREDI AG filed Critical STURY FREDI AG
Application granted granted Critical
Publication of DE3474173D1 publication Critical patent/DE3474173D1/en
Expired 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
    • E02F3/3613—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat with means for absorbing any play therebetween
    • 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
    • E02F3/3627—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat with a hook and a longitudinal locking element
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Earth Drilling (AREA)
  • Shovels (AREA)
  • Surgical Instruments (AREA)
  • Toys (AREA)

Abstract

1. Excavating machine having a bucket scoop (5) attachable to a boom (1), an attachment device (6) with a hollow body (20), a trap device (7) for receiving the attachment device (6) where by one of these devices (6, 7 resp.) is connected with the boom (1), bucket scoop (5) respectively, a fixed jaw (15, 16 resp.) belonging to the trap device (7) and passing through an opening (25, 26 resp.) into the hollow body (20), a locking mechanismus (30 ; 40 resp.) placed in the hollow body (20) and provided with a wedge (31 ; 41 resp.) movable by means of a control mechanismus (32 ; 42 resp.) into a space between the fixed jaw (15, 16 resp.) and the base plate (21) of the hollow body, whereby the trap device (7) is provided with a projecting part (12) which is placed in the front region of the trap device (7) and which can be thrown into engagement with the front wall (23) of the hollow body (20), wherein the rear wall (22) of the hollow body (20) is inclined with respect to the base plate (21) of the holls body (20), the trap device is provided with a wall (13) which is arranged practically in parallel to the rear wall (22) of the hollow body (20) and wherein the fixed jaw (15, 16 resp.) is placed on the interior side of the inclined wall (13) belonging to the trap device (7).
DE8484810450T 1983-09-15 1984-09-14 Excavator Expired DE3474173D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH5024/83A CH661305A5 (en) 1983-09-15 1983-09-15 EXCAVATOR WITH AN OPTIONAL FIXING OF THE EXCAVATOR SPOON ON THE EXCAVATOR BOOM.

Publications (1)

Publication Number Publication Date
DE3474173D1 true DE3474173D1 (en) 1988-10-27

Family

ID=4286629

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484810450T Expired DE3474173D1 (en) 1983-09-15 1984-09-14 Excavator

Country Status (4)

Country Link
EP (1) EP0143074B1 (en)
AT (1) ATE37404T1 (en)
CH (1) CH661305A5 (en)
DE (1) DE3474173D1 (en)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2177674B (en) * 1985-07-10 1988-10-05 Bamford Excavators Ltd Mounting a working implement
US4809449A (en) * 1986-08-27 1989-03-07 Nikola Solaja Loader attachment
DE3701589A1 (en) * 1987-01-21 1988-08-04 Macmoter Spa Quick-action coupling
SE458534B (en) * 1987-07-20 1989-04-10 Lidkoeping Svets & Maskinprod DEVICE FOR A QUICK CONNECTION FOR UNLOCKABLE COUPLING OF A WORKING TOOL AND AN EXCAVATOR MANUAL ARM
AT389906B (en) * 1987-11-23 1990-02-26 Lehnhoff Hartstahl Ges M B H Quick-change device with automatic locking for implements on an excavator boom
CH680007A5 (en) * 1989-04-12 1992-05-29 Pietro Pallotta
GB2239445A (en) * 1989-12-22 1991-07-03 Trevor Frederick Frank Hodges Coupling for excavator arm
DE9000721U1 (en) * 1990-01-24 1990-03-01 Nagler, Jürgen, 5804 Herdecke Quick coupling of a work attachment on excavators
GB9005074D0 (en) * 1990-03-07 1990-05-02 Aubrey Martin J Coupling
AT397264B (en) * 1991-04-26 1994-03-25 Wimmer Alois Ing QUICK COUPLING FOR FASTENING THE WORK TOOLS ON AN EXCAVATOR BOOM
US5147173A (en) * 1991-06-03 1992-09-15 Caterpillar Inc. Coupling device
DE9202099U1 (en) * 1992-02-14 1992-04-16 Atlas Weyhausen GmbH, 2870 Delmenhorst Hydraulic coupling device for coupling and uncoupling a tool to an excavator or similar.
DE4214569C2 (en) * 1992-05-08 2001-12-20 Lehnhoff Hartstahl Gmbh & Co Quick change device
FR2697302B1 (en) * 1992-10-23 1994-12-30 Dorguin Jean Pierre Quick coupling device for civil engineering and handling equipment.
IT1263342B (en) * 1993-03-19 1996-08-05 SELF-LOCKING QUICK COUPLING FOR THE RELEASE OF BUCKETS OR SIMILAR TO OPERATING MACHINES
AT402312B (en) * 1993-12-20 1997-04-25 Ferrotechnik Ges M B H Changing device for attachments of a mini excavator
DE19507896A1 (en) * 1995-03-07 1995-10-26 Frank Von Wolff Quick change attachment with adaptor for dredger tools
AT403490B (en) * 1996-01-15 1998-02-25 Franz Winkelbauer CLUTCH DEVICE
US5727342A (en) * 1996-04-18 1998-03-17 Wain-Roy, Inc. Hydraulic latch pin assembly for coupling a tool to a construction equipment
FR2785952B1 (en) * 1998-11-12 2001-04-06 Alain Husson QUICK COUPLER FOR ATTACHING A TOOL AT THE END OF THE ARM OF A LOADER OR THE LIKE
FR2785951B1 (en) * 1998-11-12 2001-01-26 Alain Husson QUICK COUPLER FOR ATTACHING A TOOL AT THE END OF THE ARM OF A LOADER OR THE LIKE
NL1011374C1 (en) * 1999-02-23 2000-08-24 Verachtert A P Metaalfab Connecting piece.
IT1310182B1 (en) 1999-03-02 2002-02-11 Mantovanibenne S R L DEVICE FOR THE QUICK LOCKING AND UNLOCKING OF OPERATING TOOLS.
FR2809779B1 (en) * 2000-05-31 2002-07-19 Alain Husson SAFETY DEVICE FOR QUICK COUPLER FOR ATTACHING A TOOL AT THE END OF THE ARM OF A LOADER OR THE LIKE
US6431785B1 (en) 2000-06-05 2002-08-13 Wec Co. Direct pin quick coupler
FR2826028B1 (en) * 2001-06-19 2003-09-05 Klac Industrie QUICK ATTACHMENT FOR ATTACHING A TOOL AT THE END OF THE ARM OF A LOADER OR THE LIKE
CH698944B1 (en) * 2006-02-21 2009-12-15 Stury Fredi Ag Device with an interchangeable tool.
SI22502A (en) * 2007-03-13 2008-10-31 JoĹľef BAJEC Quick clamp for exchanging excavator tools
FR2944533B1 (en) * 2009-04-17 2011-04-22 Morin CONNECTING DEVICE, QUICK ATTACH COUPLER, AND CONNECTING ASSEMBLY.
AT508631A1 (en) 2009-08-21 2011-03-15 Perwein Baumaschinen Systeme Gmbh CLUTCH DEVICE
NO333221B1 (en) * 2009-11-24 2013-04-15 Hardnor As Quick coupler for attaching a working tool to a machine
CH710640A1 (en) 2015-01-21 2016-07-29 Stury Fredi Ag Change device for attachment to a hydraulic excavator.
GB2591418B (en) 2015-10-15 2021-10-13 Bamford Excavators Ltd Quick hitch

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2963183A (en) * 1957-09-25 1960-12-06 Warner Swasey Co Material handling machines having boom with detachable tool
US3556323A (en) * 1968-12-23 1971-01-19 Damian M Heimmermann Quick-connect coupler for bucket on excavating machine
US3934738A (en) * 1974-04-01 1976-01-27 Wain-Roy, Inc. Tool connecting
US4311428A (en) * 1979-05-16 1982-01-19 Wain-Roy, Inc. Connectors
NL170447C (en) * 1979-06-01 1984-03-16 Bofors Nederland Device for coupling a tool to a boom using an intermediate piece and a coupling piece.
US4297074A (en) * 1980-01-07 1981-10-27 Ballinger Paul V Demountable interconnection
NZ199611A (en) * 1981-02-05 1984-09-28 Maroochy Shire Council Quick release and attachment assembly for construction equipment tools

Also Published As

Publication number Publication date
ATE37404T1 (en) 1988-10-15
CH661305A5 (en) 1987-07-15
EP0143074A1 (en) 1985-05-29
EP0143074B1 (en) 1988-09-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition