DK145161C - Gravemaskine med en graveskovl - Google Patents

Gravemaskine med en graveskovl

Info

Publication number
DK145161C
DK145161C DK499676A DK499676A DK145161C DK 145161 C DK145161 C DK 145161C DK 499676 A DK499676 A DK 499676A DK 499676 A DK499676 A DK 499676A DK 145161 C DK145161 C DK 145161C
Authority
DK
Denmark
Prior art keywords
excavator
Prior art date
Application number
DK499676A
Other languages
English (en)
Other versions
DK499676A (da
DK145161B (da
Inventor
R D Vanderzyl
L G Mcmullen
L E Kraske
Original Assignee
Deere & Co
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 Deere & Co filed Critical Deere & Co
Publication of DK499676A publication Critical patent/DK499676A/da
Publication of DK145161B publication Critical patent/DK145161B/da
Application granted granted Critical
Publication of DK145161C publication Critical patent/DK145161C/da

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
    • E02F3/38—Cantilever beams, i.e. booms;, e.g. manufacturing processes, forms, geometry or materials used for booms; Dipper-arms, e.g. manufacturing processes, forms, geometry or materials used for dipper-arms; Bucket-arms
    • E02F3/382—Connections to the frame; Supports for booms or arms
    • E02F3/384—Connections to the frame; Supports for booms or arms the boom being pivotable relative to the frame about a vertical axis
    • 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
    • E02F9/003—Devices for transporting the soil-shifting machines or excavators, e.g. by pushing them or by hitching them to a tractor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Shovels (AREA)
  • Agricultural Machines (AREA)
DK499676A 1975-11-04 1976-11-04 Gravemaskine med en graveskovl DK145161C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/628,794 US3987914A (en) 1975-11-04 1975-11-04 Two-piece backhoe boom
US62879475 1975-11-04

Publications (3)

Publication Number Publication Date
DK499676A DK499676A (da) 1977-05-05
DK145161B DK145161B (da) 1982-09-20
DK145161C true DK145161C (da) 1983-02-21

Family

ID=24520330

Family Applications (1)

Application Number Title Priority Date Filing Date
DK499676A DK145161C (da) 1975-11-04 1976-11-04 Gravemaskine med en graveskovl

Country Status (6)

Country Link
US (1) US3987914A (da)
CA (1) CA1039684A (da)
DE (1) DE2647778C3 (da)
DK (1) DK145161C (da)
FR (1) FR2330810A1 (da)
GB (1) GB1555348A (da)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4272222A (en) * 1979-01-11 1981-06-09 The General, Inc. Boom apparatus
US4944649A (en) * 1986-07-21 1990-07-31 Stralow Cecil J Mechanism for coupling subordinate machine to tractor
US4720234A (en) * 1986-07-21 1988-01-19 Stralow Cecil J Backhoe
US4715771A (en) * 1986-11-10 1987-12-29 J. I. Case Company Variable geometry mounting arrangement for backhoe assembly
US5176491A (en) * 1991-06-18 1993-01-05 Case Corporation Overcenter backhoe apparatus
GB2273486A (en) * 1992-12-16 1994-06-22 Andrew John Sewell Construction and excavation machinery
US7475503B2 (en) * 2005-03-14 2009-01-13 Cnh America Llc Bumper for a backhoe boom
US8142132B2 (en) * 2009-01-05 2012-03-27 Cnh America Llc Automatic over-center system
CN103469833A (zh) * 2013-09-26 2013-12-25 镇江金天辰新材料有限公司 一种轮式装载机工作装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2433368A (en) * 1942-03-31 1947-12-30 Sperry Gyroscope Co Inc Wave guide construction
FR1325817A (fr) * 1962-03-23 1963-05-03 Potain & Cie Ets F Perfectionnements aux dispositifs de relevage pour grues
US3376984A (en) * 1966-11-16 1968-04-09 Case Co J I Backhoe
FR2084685A5 (da) * 1970-03-18 1971-12-17 Schaeff Kg Maschfab Karl
DE2013849A1 (de) * 1970-03-23 1971-10-21 Karl Schaeff Kg Maschinenfabrik, 7183 Langenburg Anbaubagger
US3734320A (en) * 1972-01-12 1973-05-22 Case Co J I Support means for boom ram
US3811582A (en) * 1972-02-04 1974-05-21 Case Co J I Backhoe boom lock

Also Published As

Publication number Publication date
DE2647778C3 (de) 1978-08-17
CA1039684A (en) 1978-10-03
GB1555348A (en) 1979-11-07
FR2330810B1 (da) 1981-06-12
DE2647778B2 (de) 1977-12-22
DK499676A (da) 1977-05-05
FR2330810A1 (fr) 1977-06-03
DE2647778A1 (de) 1977-05-18
DK145161B (da) 1982-09-20
US3987914A (en) 1976-10-26

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