CA933886A - Mobile excavator with adjustable boom - Google Patents

Mobile excavator with adjustable boom

Info

Publication number
CA933886A
CA933886A CA108553A CA108553A CA933886A CA 933886 A CA933886 A CA 933886A CA 108553 A CA108553 A CA 108553A CA 108553 A CA108553 A CA 108553A CA 933886 A CA933886 A CA 933886A
Authority
CA
Canada
Prior art keywords
adjustable boom
mobile excavator
excavator
mobile
boom
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
CA108553A
Other versions
CA108553S (en
Inventor
D. Symmank William
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.)
Case LLC
Original Assignee
JI Case 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 JI Case Co filed Critical JI Case Co
Application granted granted Critical
Publication of CA933886A publication Critical patent/CA933886A/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
    • E02F3/30—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 a dipper-arm pivoted on a cantilever beam, i.e. boom
    • 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
    • E02F3/30—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 a dipper-arm pivoted on a cantilever beam, i.e. boom
    • E02F3/32—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 a dipper-arm pivoted on a cantilever beam, i.e. boom working downwardly and towards the machine, e.g. with backhoes
CA108553A 1970-07-22 1971-03-24 Mobile excavator with adjustable boom Expired CA933886A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US5703570A 1970-07-22 1970-07-22

Publications (1)

Publication Number Publication Date
CA933886A true CA933886A (en) 1973-09-18

Family

ID=22008096

Family Applications (1)

Application Number Title Priority Date Filing Date
CA108553A Expired CA933886A (en) 1970-07-22 1971-03-24 Mobile excavator with adjustable boom

Country Status (3)

Country Link
US (1) US3680722A (en)
CA (1) CA933886A (en)
GB (1) GB1315876A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5266001A (en) * 1987-11-26 1993-11-30 Kabushiki Kaisha Komatsu Seisakusho Working machine for construction vehicles and method of operating the same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2961106A (en) * 1956-02-01 1960-11-22 Davis Engineering Inc Hydraulically operated mobile digging machine
GB1113015A (en) * 1964-10-09 1968-05-08 Priestman Brothers Improvements relating to crowd shovel excavators
GB1202279A (en) * 1966-11-18 1970-08-12 Massey Ferguson Services Nv Improvements in material handling devices which include a pivotable boom

Also Published As

Publication number Publication date
US3680722A (en) 1972-08-01
GB1315876A (en) 1973-05-02

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