FR984428A - Grue ou derrick à flèche automatiquement orientable - Google Patents

Grue ou derrick à flèche automatiquement orientable

Info

Publication number
FR984428A
FR984428A FR984428DA FR984428A FR 984428 A FR984428 A FR 984428A FR 984428D A FR984428D A FR 984428DA FR 984428 A FR984428 A FR 984428A
Authority
FR
France
Prior art keywords
derrick
boom crane
swiveling boom
automatically swiveling
automatically
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
Other languages
English (en)
Inventor
Pierre Allard
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 filed Critical
Application granted granted Critical
Publication of FR984428A publication Critical patent/FR984428A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/62—Constructional features or details
    • B66C23/84—Slewing gear
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/60—Derricks

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)
FR984428D 1943-09-22 1943-09-22 Grue ou derrick à flèche automatiquement orientable Expired FR984428A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR984428T 1943-09-22

Publications (1)

Publication Number Publication Date
FR984428A true FR984428A (fr) 1951-07-05

Family

ID=9536693

Family Applications (1)

Application Number Title Priority Date Filing Date
FR984428D Expired FR984428A (fr) 1943-09-22 1943-09-22 Grue ou derrick à flèche automatiquement orientable

Country Status (3)

Country Link
US (1) US2621804A (fr)
DE (1) DE805440C (fr)
FR (1) FR984428A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3053322B1 (fr) * 2016-06-30 2020-12-04 Manitowoc Crane Group France Installation et procede de support incluant une grue a tour pour supporter un cable electrique de ligne a haute tension

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US374085A (en) * 1887-11-29 Thieds to chaeles s
US184168A (en) * 1876-11-07 Improvement in derricks
US744071A (en) * 1903-03-19 1903-11-17 Judson Hayward Hoisting device.
US904457A (en) * 1908-02-08 1908-11-17 James B Schuman Manure-loader.
US1503106A (en) * 1921-06-16 1924-07-29 Otto E Barene Triple-mast coal hoist
US1885937A (en) * 1929-05-02 1932-11-01 Mcwilliams Dredging Company Boom swinging apparatus

Also Published As

Publication number Publication date
US2621804A (en) 1952-12-16
DE805440C (de) 1951-05-17

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