DE1781119A1 - Kran - Google Patents

Kran

Info

Publication number
DE1781119A1
DE1781119A1 DE19681781119 DE1781119A DE1781119A1 DE 1781119 A1 DE1781119 A1 DE 1781119A1 DE 19681781119 DE19681781119 DE 19681781119 DE 1781119 A DE1781119 A DE 1781119A DE 1781119 A1 DE1781119 A1 DE 1781119A1
Authority
DE
Germany
Prior art keywords
crane
counterweight
platform
gravity
center
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.)
Pending
Application number
DE19681781119
Other languages
German (de)
English (en)
Inventor
Auf Nichtnennung Antrag
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.)
EXPL de l USINE A D N SOC POUR
Original Assignee
EXPL de l USINE A D N SOC POUR
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 EXPL de l USINE A D N SOC POUR filed Critical EXPL de l USINE A D N SOC POUR
Publication of DE1781119A1 publication Critical patent/DE1781119A1/de
Pending 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
    • 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
    • B66C23/76—Counterweights or supports for balancing lifting couples separate from jib and movable to take account of variations of load or of variations of length of jib

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)
  • Forklifts And Lifting Vehicles (AREA)
DE19681781119 1967-08-30 1968-08-27 Kran Pending DE1781119A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR119472 1967-08-30

Publications (1)

Publication Number Publication Date
DE1781119A1 true DE1781119A1 (de) 1970-10-29

Family

ID=8637539

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19681781119 Pending DE1781119A1 (de) 1967-08-30 1968-08-27 Kran

Country Status (2)

Country Link
DE (1) DE1781119A1 (enrdf_load_stackoverflow)
FR (1) FR1548415A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10179722B2 (en) 2014-01-27 2019-01-15 Manitowoc Crane Companies, Llc Lift crane with improved movable counterweight
US10183848B2 (en) 2014-01-27 2019-01-22 Manitowoc Crane Companies, Llc Height adjustment mechanism for an auxiliary member on a crane
US10336589B2 (en) 2006-10-27 2019-07-02 Manitowoc Crane Companies, Llc Mobile lift crane with variable position counterweight
US10457530B2 (en) 2009-08-06 2019-10-29 Manitowoc Cranes, Llc Lift crane with moveable counterweight

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1203920A (en) * 1968-10-15 1970-09-03 American Hoist & Derrick Co Improvements in or relating to load lifting equipment
FR2096646B1 (enrdf_load_stackoverflow) * 1970-04-07 1974-10-31 Noly Jean
DE2109394A1 (de) * 1970-04-16 1972-01-13 Schwermasch Dimitrof G Einrichtung zur Montage der Gegenlast an Drehkranen
DE3824732A1 (de) * 1988-07-21 1990-02-15 Mannesmann Ag Kran, insbesondere grosskran

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10336589B2 (en) 2006-10-27 2019-07-02 Manitowoc Crane Companies, Llc Mobile lift crane with variable position counterweight
US11884522B2 (en) 2006-10-27 2024-01-30 Grove U.S. L.L.C. Mobile lift crane with variable position counterweight
US12187587B2 (en) 2006-10-27 2025-01-07 Grove U.S. L.L.C. Mobile lift crane with variable position counterweight
US10457530B2 (en) 2009-08-06 2019-10-29 Manitowoc Cranes, Llc Lift crane with moveable counterweight
US11261064B2 (en) 2009-08-06 2022-03-01 Manitowoc Cranes, Llc Lift crane with moveable counterweight
US10179722B2 (en) 2014-01-27 2019-01-15 Manitowoc Crane Companies, Llc Lift crane with improved movable counterweight
US10183848B2 (en) 2014-01-27 2019-01-22 Manitowoc Crane Companies, Llc Height adjustment mechanism for an auxiliary member on a crane
US11208303B2 (en) 2014-01-27 2021-12-28 Manitowoc Crane Companies, Llc Lift crane with improved movable counterweight

Also Published As

Publication number Publication date
FR1548415A (enrdf_load_stackoverflow) 1968-12-06

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