FR2426009A1 - Perfectionnements aux grues pliantes et remorquables - Google Patents

Perfectionnements aux grues pliantes et remorquables

Info

Publication number
FR2426009A1
FR2426009A1 FR7814847A FR7814847A FR2426009A1 FR 2426009 A1 FR2426009 A1 FR 2426009A1 FR 7814847 A FR7814847 A FR 7814847A FR 7814847 A FR7814847 A FR 7814847A FR 2426009 A1 FR2426009 A1 FR 2426009A1
Authority
FR
France
Prior art keywords
mast
ballast
boom
erected
correct position
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.)
Granted
Application number
FR7814847A
Other languages
English (en)
Other versions
FR2426009B1 (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7814847A priority Critical patent/FR2426009A1/fr
Publication of FR2426009A1 publication Critical patent/FR2426009A1/fr
Application granted granted Critical
Publication of FR2426009B1 publication Critical patent/FR2426009B1/fr
Granted 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
    • B66C23/72—Counterweights or supports for balancing lifting couples
    • B66C23/74—Counterweights or supports for balancing lifting couples separate from jib

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)

Abstract

Perfectionnements aux grues pliantes et remorquables, caractérisées en ce que le lest qui est porté par le châssis tournant peut être déplacé sous l'action du pivotement du mât sur son chevalet usuel.
FR7814847A 1978-05-19 1978-05-19 Perfectionnements aux grues pliantes et remorquables Granted FR2426009A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7814847A FR2426009A1 (fr) 1978-05-19 1978-05-19 Perfectionnements aux grues pliantes et remorquables

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7814847A FR2426009A1 (fr) 1978-05-19 1978-05-19 Perfectionnements aux grues pliantes et remorquables

Publications (2)

Publication Number Publication Date
FR2426009A1 true FR2426009A1 (fr) 1979-12-14
FR2426009B1 FR2426009B1 (fr) 1982-02-05

Family

ID=9208439

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7814847A Granted FR2426009A1 (fr) 1978-05-19 1978-05-19 Perfectionnements aux grues pliantes et remorquables

Country Status (1)

Country Link
FR (1) FR2426009A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4383616A (en) * 1980-12-24 1983-05-17 Kidde, Inc. Luffing jib for construction crane

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1157248A (fr) * 1956-08-13 1958-05-28 Potain & Cie Ets F Perfectionnements aux grues pour chantiers et analogues
FR1284032A (fr) * 1960-12-30 1962-02-09 Dispositif auto-régulateur d'équilibre pour engins de levage mobiles dont la charge est placée en porte-à-faux
FR2096646A1 (fr) * 1970-04-07 1972-02-25 Noly Jean
FR2126128A1 (fr) * 1971-02-26 1972-10-06 Esteve Andre
FR2185579A1 (fr) * 1972-05-24 1974-01-04 Cadillon Roger

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1157248A (fr) * 1956-08-13 1958-05-28 Potain & Cie Ets F Perfectionnements aux grues pour chantiers et analogues
FR1284032A (fr) * 1960-12-30 1962-02-09 Dispositif auto-régulateur d'équilibre pour engins de levage mobiles dont la charge est placée en porte-à-faux
FR2096646A1 (fr) * 1970-04-07 1972-02-25 Noly Jean
FR2126128A1 (fr) * 1971-02-26 1972-10-06 Esteve Andre
FR2185579A1 (fr) * 1972-05-24 1974-01-04 Cadillon Roger

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4383616A (en) * 1980-12-24 1983-05-17 Kidde, Inc. Luffing jib for construction crane

Also Published As

Publication number Publication date
FR2426009B1 (fr) 1982-02-05

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Legal Events

Date Code Title Description
ST Notification of lapse