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GB2303614B - A quick-release hitch - Google Patents

A quick-release hitch

Info

Publication number
GB2303614B
GB2303614B GB9625229A GB9625229A GB2303614B GB 2303614 B GB2303614 B GB 2303614B GB 9625229 A GB9625229 A GB 9625229A GB 9625229 A GB9625229 A GB 9625229A GB 2303614 B GB2303614 B GB 2303614B
Authority
GB
United Kingdom
Prior art keywords
quick
release hitch
hitch
release
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 - Fee Related
Application number
GB9625229A
Other versions
GB2303614A (en
GB9625229D0 (en
Inventor
John Mcgrath
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB9625229D0 publication Critical patent/GB9625229D0/en
Publication of GB2303614A publication Critical patent/GB2303614A/en
Application granted granted Critical
Publication of GB2303614B publication Critical patent/GB2303614B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • E02F3/3622—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 locking element acting on a pin
    • 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)
  • Shovels (AREA)
  • Operation Control Of Excavators (AREA)
  • Agricultural Machines (AREA)
GB9625229A 1994-06-07 1995-06-06 A quick-release hitch Expired - Fee Related GB2303614B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IE940466 1994-06-07
PCT/EP1995/002202 WO1995033895A1 (en) 1994-06-07 1995-06-06 A quick-release hitch

Publications (3)

Publication Number Publication Date
GB9625229D0 GB9625229D0 (en) 1997-01-22
GB2303614A GB2303614A (en) 1997-02-26
GB2303614B true GB2303614B (en) 1999-01-13

Family

ID=11040424

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9625229A Expired - Fee Related GB2303614B (en) 1994-06-07 1995-06-06 A quick-release hitch

Country Status (3)

Country Link
AU (1) AU2788495A (en)
GB (1) GB2303614B (en)
WO (1) WO1995033895A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6074120A (en) * 1998-03-27 2000-06-13 Caterpillar Commercial Sarl Quick coupler assembly
GB2330569B (en) 1998-09-08 1999-09-15 Miller Ronald Keith Coupler for bucket excavators
GB2330570B (en) 1998-09-08 1999-09-15 Miller Ronald Keith Quick coupler for bucket excavators
AU2003258905A1 (en) * 2002-08-16 2004-03-03 Allan Warrick Lewis A connector
CN112664531B (en) * 2020-12-31 2022-05-03 徐州徐工挖掘机械有限公司 Welding-free pin shaft and stop device

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4295287A (en) * 1980-04-10 1981-10-20 J. I. Case Company Backhoe bucket quick coupler
US4355945A (en) * 1979-12-03 1982-10-26 Ware Machine Service, Inc. Tool mounting apparatus
WO1988002421A1 (en) * 1986-10-03 1988-04-07 Stuart Alexander Essex Excavator attachment
DE3832266A1 (en) * 1987-09-25 1989-04-06 Franz Winkelbauer CLUTCH DEVICE
US5082389A (en) * 1987-06-04 1992-01-21 Balemi William J Connector with a spring-biased closure member
EP0578447A1 (en) * 1992-07-04 1994-01-12 Fermec Manufacturing Limited Implement attachment coupler

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4355945A (en) * 1979-12-03 1982-10-26 Ware Machine Service, Inc. Tool mounting apparatus
US4295287A (en) * 1980-04-10 1981-10-20 J. I. Case Company Backhoe bucket quick coupler
WO1988002421A1 (en) * 1986-10-03 1988-04-07 Stuart Alexander Essex Excavator attachment
US5082389A (en) * 1987-06-04 1992-01-21 Balemi William J Connector with a spring-biased closure member
DE3832266A1 (en) * 1987-09-25 1989-04-06 Franz Winkelbauer CLUTCH DEVICE
EP0578447A1 (en) * 1992-07-04 1994-01-12 Fermec Manufacturing Limited Implement attachment coupler

Also Published As

Publication number Publication date
GB2303614A (en) 1997-02-26
WO1995033895A1 (en) 1995-12-14
AU2788495A (en) 1996-01-04
GB9625229D0 (en) 1997-01-22

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20020606