ZA784664B - Lift arm assembly - Google Patents

Lift arm assembly

Info

Publication number
ZA784664B
ZA784664B ZA00784664A ZA784664A ZA784664B ZA 784664 B ZA784664 B ZA 784664B ZA 00784664 A ZA00784664 A ZA 00784664A ZA 784664 A ZA784664 A ZA 784664A ZA 784664 B ZA784664 B ZA 784664B
Authority
ZA
South Africa
Prior art keywords
arm assembly
lift arm
lift
assembly
arm
Prior art date
Application number
ZA00784664A
Other languages
English (en)
Inventor
G Simmons
F Grooss
Original Assignee
Caterpillar Tractor 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 Caterpillar Tractor Co filed Critical Caterpillar Tractor Co
Publication of ZA784664B publication Critical patent/ZA784664B/xx

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
    • E02F3/34—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 with bucket-arms, i.e. a pair of arms, e.g. manufacturing processes, form, geometry, material of bucket-arms directly pivoted on the frames of tractors or self-propelled machines
    • E02F3/3405—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 with bucket-arms, i.e. a pair of arms, e.g. manufacturing processes, form, geometry, material of bucket-arms directly pivoted on the frames of tractors or self-propelled machines and comprising an additional linkage mechanism
    • E02F3/3411—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 with bucket-arms, i.e. a pair of arms, e.g. manufacturing processes, form, geometry, material of bucket-arms directly pivoted on the frames of tractors or self-propelled machines and comprising an additional linkage mechanism of the Z-type
    • 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
    • E02F9/006—Pivot joint assemblies

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Shovels (AREA)
ZA00784664A 1977-12-13 1978-08-16 Lift arm assembly ZA784664B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/859,362 US4162872A (en) 1977-12-13 1977-12-13 Lift arm assembly

Publications (1)

Publication Number Publication Date
ZA784664B true ZA784664B (en) 1979-08-29

Family

ID=25330731

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00784664A ZA784664B (en) 1977-12-13 1978-08-16 Lift arm assembly

Country Status (5)

Country Link
US (1) US4162872A (fr)
JP (1) JPS5488603A (fr)
CA (1) CA1081170A (fr)
DE (1) DE2758929A1 (fr)
ZA (1) ZA784664B (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4260322A (en) * 1978-10-12 1981-04-07 International Harvester Company Integral box section boom arm
US4439089A (en) * 1978-10-12 1984-03-27 Dresser Industries, Inc. Boom arm with rock deflection feature
WO1980000857A1 (fr) * 1978-10-12 1980-05-01 Int Harvester Co Bras de mat de charge a dispositif de deflection de rochers
US4576543A (en) * 1983-11-07 1986-03-18 Kmw Products Limited Knock-down construction for front end loader
US5282566A (en) * 1992-12-14 1994-02-01 Caterpillar Inc. Lift arm assembly process
US6148927A (en) * 1998-08-21 2000-11-21 Hoffart; Ronald J. Adjustable three-point hitch
JP2000291044A (ja) * 1999-04-02 2000-10-17 Furukawa Co Ltd ホイールローダ
US6698114B2 (en) * 2001-11-01 2004-03-02 Clark Equipment Company Lift arm support and storage construction for small loader
JP4235186B2 (ja) * 2005-03-18 2009-03-11 ヤンマー株式会社 作業車両の積込み装置
USD739446S1 (en) 2011-07-08 2015-09-22 Alo Aktiebolag Front loader for a tractor
US9334624B2 (en) 2011-08-22 2016-05-10 Cnh Industrial America Llc Articulated work machine
USD769335S1 (en) * 2014-04-16 2016-10-18 Deere & Company Frontloader
USD768731S1 (en) * 2014-04-16 2016-10-11 Deere & Company Frontloader
CA160237S (en) * 2014-06-23 2016-01-27 Deere & Co Frontloader
USD766343S1 (en) * 2015-05-20 2016-09-13 Deere & Company Front end final loader
US10927523B2 (en) * 2019-02-19 2021-02-23 Caterpillar Inc. Cross-members and pin couplers for lift arms

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2610754A (en) * 1949-10-20 1952-09-16 Leo A Inskeep Dipper handle
US3363792A (en) * 1965-12-20 1968-01-16 Pacific Car & Foundry Co Boom assembly for front end loaders
US3411647A (en) * 1967-02-23 1968-11-19 Int Harvester Co Boom assembly for tractor loader
US3606061A (en) * 1969-06-23 1971-09-20 Letourneau Inc Front end loader type vehicle
US3722864A (en) * 1971-12-13 1973-03-27 Caterpillar Tractor Co Composite structural member
JPS5325161B2 (fr) * 1973-05-24 1978-07-25
US3884378A (en) * 1973-10-23 1975-05-20 Caterpillar Tractor Co Lift arm assembly for loader vehicles
US4006834A (en) * 1976-01-15 1977-02-08 Caterpillar Tractor Co. Tilt linkage for loader buckets

Also Published As

Publication number Publication date
DE2758929A1 (de) 1979-06-21
JPS5488603A (en) 1979-07-13
CA1081170A (fr) 1980-07-08
JPS6225821B2 (fr) 1987-06-04
US4162872A (en) 1979-07-31

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