CA1039684A - Two-piece backhoe boom - Google Patents

Two-piece backhoe boom

Info

Publication number
CA1039684A
CA1039684A CA256,354A CA256354A CA1039684A CA 1039684 A CA1039684 A CA 1039684A CA 256354 A CA256354 A CA 256354A CA 1039684 A CA1039684 A CA 1039684A
Authority
CA
Canada
Prior art keywords
swing frame
boom
section
backhoe
lock means
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
CA256,354A
Other languages
English (en)
French (fr)
Inventor
Roger D. Vanderzyl
Larry G. Mcmullen
Leroy E. Kraske
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.)
Deere and Co
Original Assignee
Deere and 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 and Co filed Critical Deere and Co
Application granted granted Critical
Publication of CA1039684A publication Critical patent/CA1039684A/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
    • E02F3/38—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)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Shovels (AREA)
  • Agricultural Machines (AREA)
CA256,354A 1975-11-04 1976-07-06 Two-piece backhoe boom Expired CA1039684A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CA1039684A true CA1039684A (en) 1978-10-03

Family

ID=24520330

Family Applications (1)

Application Number Title Priority Date Filing Date
CA256,354A Expired CA1039684A (en) 1975-11-04 1976-07-06 Two-piece backhoe boom

Country Status (6)

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

Families Citing this family (10)

* 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
US4720234A (en) * 1986-07-21 1988-01-19 Stralow Cecil J Backhoe
US4944649A (en) * 1986-07-21 1990-07-31 Stralow Cecil J Mechanism for coupling subordinate machine to tractor
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
USD339813S (en) 1991-06-18 1993-09-28 Case Corporation Backhoe-style boom
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 (enExample) * 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
FR2330810A1 (fr) 1977-06-03
US3987914A (en) 1976-10-26
DK145161C (da) 1983-02-21
DK499676A (da) 1977-05-05
GB1555348A (en) 1979-11-07
FR2330810B1 (enExample) 1981-06-12
DE2647778A1 (de) 1977-05-18
DE2647778C3 (de) 1978-08-17
DK145161B (da) 1982-09-20
DE2647778B2 (de) 1977-12-22

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