FR2233450B1 - - Google Patents

Info

Publication number
FR2233450B1
FR2233450B1 FR7341838A FR7341838A FR2233450B1 FR 2233450 B1 FR2233450 B1 FR 2233450B1 FR 7341838 A FR7341838 A FR 7341838A FR 7341838 A FR7341838 A FR 7341838A FR 2233450 B1 FR2233450 B1 FR 2233450B1
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
FR7341838A
Other versions
FR2233450A1 (en
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.)
Poclain SA
Original Assignee
Poclain SA
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 Poclain SA filed Critical Poclain SA
Priority to FR7341838A priority Critical patent/FR2233450A1/fr
Priority to BE2053988A priority patent/BE822392A/fr
Publication of FR2233450A1 publication Critical patent/FR2233450A1/fr
Application granted granted Critical
Publication of FR2233450B1 publication Critical patent/FR2233450B1/fr
Granted 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

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)
FR7341838A 1973-11-23 1973-11-23 Adjustable boom for hydraulic excavator - slide block of one section is locked by pins in grooves of second section Granted FR2233450A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7341838A FR2233450A1 (en) 1973-11-23 1973-11-23 Adjustable boom for hydraulic excavator - slide block of one section is locked by pins in grooves of second section
BE2053988A BE822392A (fr) 1973-11-23 1974-11-20 Dispositif d'assemblage rigide de deux elements d'une fleche d'engin de travaux publics

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7341838A FR2233450A1 (en) 1973-11-23 1973-11-23 Adjustable boom for hydraulic excavator - slide block of one section is locked by pins in grooves of second section

Publications (2)

Publication Number Publication Date
FR2233450A1 FR2233450A1 (en) 1975-01-10
FR2233450B1 true FR2233450B1 (fr) 1980-02-08

Family

ID=9128185

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7341838A Granted FR2233450A1 (en) 1973-11-23 1973-11-23 Adjustable boom for hydraulic excavator - slide block of one section is locked by pins in grooves of second section

Country Status (2)

Country Link
BE (1) BE822392A (fr)
FR (1) FR2233450A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2900410C2 (de) * 1978-01-17 1983-08-04 J.C. Bamford Excavators Ltd., Rocester Uttoxeter, Staffordshire Tieflöffelbagger
DE2925745C2 (de) * 1979-06-26 1981-10-01 Liebherr-Hydraulikbagger Gmbh, 7951 Kirchdorf Lösbare Bolzenverbindung
NL8205078A (nl) * 1982-12-31 1984-07-16 Rotterdamsche Droogdok Mij Inrichting voor het aan elkaar bevestigen van een tweetal ten opzichte van elkaar verstelbare en in meerdere standen vastzetbare armen van een giek.
US4728249A (en) * 1985-12-11 1988-03-01 The Gradall Company Telescoping boom assembly with longitudinally displaceable base boom section

Also Published As

Publication number Publication date
BE822392A (fr) 1975-03-14
FR2233450A1 (en) 1975-01-10

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Legal Events

Date Code Title Description
ST Notification of lapse