FR1148556A - Boat derrick device - Google Patents

Boat derrick device

Info

Publication number
FR1148556A
FR1148556A FR1148556DA FR1148556A FR 1148556 A FR1148556 A FR 1148556A FR 1148556D A FR1148556D A FR 1148556DA FR 1148556 A FR1148556 A FR 1148556A
Authority
FR
France
Prior art keywords
boat
derrick device
derrick
boat derrick
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
French (fr)
Inventor
Alf Eskil Hallen
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 FR1148556A publication Critical patent/FR1148556A/en
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
    • B66C23/60—Derricks
    • B66C23/605—Derricks employing ships' masts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR1148556D 1955-02-12 1956-02-10 Boat derrick device Expired FR1148556A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1148556X 1955-02-12

Publications (1)

Publication Number Publication Date
FR1148556A true FR1148556A (en) 1957-12-11

Family

ID=20420963

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1148556D Expired FR1148556A (en) 1955-02-12 1956-02-10 Boat derrick device

Country Status (1)

Country Link
FR (1) FR1148556A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1112919B (en) * 1958-01-31 1961-08-17 William L Banks Jun Loading boom guide for pivoting and topping up a loading boom

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1112919B (en) * 1958-01-31 1961-08-17 William L Banks Jun Loading boom guide for pivoting and topping up a loading boom

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