FR2157237A5 - - Google Patents

Info

Publication number
FR2157237A5
FR2157237A5 FR7138141A FR7138141A FR2157237A5 FR 2157237 A5 FR2157237 A5 FR 2157237A5 FR 7138141 A FR7138141 A FR 7138141A FR 7138141 A FR7138141 A FR 7138141A FR 2157237 A5 FR2157237 A5 FR 2157237A5
Authority
FR
France
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
FR7138141A
Other languages
French (fr)
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.)
Billings R O
Original Assignee
Billings R O
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 Billings R O filed Critical Billings R O
Priority to FR7138141A priority Critical patent/FR2157237A5/fr
Priority to BE774440A priority patent/BE774440A/xx
Application granted granted Critical
Publication of FR2157237A5 publication Critical patent/FR2157237A5/fr
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
    • E02F3/304—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 with the dipper-arm slidably mounted on the 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
    • E02F3/36—Component parts
    • E02F3/40—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets
    • E02F3/413—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets with grabbing device
    • E02F3/4135—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets with grabbing device with grabs mounted directly on a boom

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
FR7138141A 1970-07-17 1971-10-22 Expired FR2157237A5 (ref)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7138141A FR2157237A5 (ref) 1971-10-22 1971-10-22
BE774440A BE774440A (fr) 1970-07-17 1971-10-25 Dispositif de fixation d'un outil de cavage sur son bras de support

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7138141A FR2157237A5 (ref) 1971-10-22 1971-10-22

Publications (1)

Publication Number Publication Date
FR2157237A5 true FR2157237A5 (ref) 1973-06-01

Family

ID=9084798

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7138141A Expired FR2157237A5 (ref) 1970-07-17 1971-10-22

Country Status (1)

Country Link
FR (1) FR2157237A5 (ref)

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Legal Events

Date Code Title Description
ST Notification of lapse