DE2426918A1 - Arretiervorrichtung fuer schwenkbare tuerme - Google Patents

Arretiervorrichtung fuer schwenkbare tuerme

Info

Publication number
DE2426918A1
DE2426918A1 DE19742426918 DE2426918A DE2426918A1 DE 2426918 A1 DE2426918 A1 DE 2426918A1 DE 19742426918 DE19742426918 DE 19742426918 DE 2426918 A DE2426918 A DE 2426918A DE 2426918 A1 DE2426918 A1 DE 2426918A1
Authority
DE
Germany
Prior art keywords
tower
supporting structure
plates
arrangement according
sides
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
DE19742426918
Other languages
German (de)
English (en)
Inventor
Ype Bouma
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.)
General Crane Industries Ltd
Original Assignee
General Crane Industries Ltd
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 General Crane Industries Ltd filed Critical General Crane Industries Ltd
Publication of DE2426918A1 publication Critical patent/DE2426918A1/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
    • B66C23/18—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 specially adapted for use in particular purposes
    • B66C23/26—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 specially adapted for use in particular purposes for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail
    • B66C23/34—Self-erecting cranes, i.e. with hoisting gear adapted for crane erection purposes
    • B66C23/346—Self-erecting cranes, i.e. with hoisting gear adapted for crane erection purposes with locking devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)
  • Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
  • Movable Scaffolding (AREA)
  • Ladders (AREA)
DE19742426918 1973-06-05 1974-06-04 Arretiervorrichtung fuer schwenkbare tuerme Pending DE2426918A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA173,260A CA984575A (en) 1973-06-05 1973-06-05 Stop lock assembly for a pivotal tower

Publications (1)

Publication Number Publication Date
DE2426918A1 true DE2426918A1 (de) 1975-01-02

Family

ID=4096916

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19742426918 Pending DE2426918A1 (de) 1973-06-05 1974-06-04 Arretiervorrichtung fuer schwenkbare tuerme

Country Status (9)

Country Link
US (1) US3934381A (enExample)
JP (1) JPS5027261A (enExample)
CA (1) CA984575A (enExample)
DE (1) DE2426918A1 (enExample)
FR (1) FR2232505B1 (enExample)
GB (1) GB1410298A (enExample)
IT (1) IT1013349B (enExample)
NL (1) NL7407568A (enExample)
SE (1) SE7407393L (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4290495A (en) * 1979-06-18 1981-09-22 Hydra-Rig, Inc. Portable workover rig with extendable mast substructure, platform mounted drawworks and adjustable wellhead anchor
US10654693B2 (en) * 2015-11-19 2020-05-19 Pride Bodies Ltd. Crane support assembly
CN112065145A (zh) * 2020-09-30 2020-12-11 电联工程技术股份有限公司 一种液压驱动的倒伏升降雷达塔

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2193293A (en) * 1936-08-11 1940-03-12 William H Nichols Pile driver
US2354922A (en) * 1941-02-14 1944-08-01 Int Stacey Corp Portable derrick
US2327461A (en) * 1942-02-10 1943-08-24 Ralph H Bouligny Trailer derrick
US2611580A (en) * 1949-09-13 1952-09-23 J H Holan Corp Pole derrick
US2711803A (en) * 1952-02-05 1955-06-28 Mccabe Powers Auto Body Co Folding lifting booms
US2790622A (en) * 1953-09-15 1957-04-30 Reid G Priest Portable logging tower
US2993570A (en) * 1955-04-18 1961-07-25 Emil A Bender Portable trailer-mounted derrick
US3015374A (en) * 1956-05-04 1962-01-02 Tel E Lect Products Inc Hydraulic derrick
US3101816A (en) * 1960-05-20 1963-08-27 James A Wood Drilling and servicing mast
US3109523A (en) * 1960-09-01 1963-11-05 Skytop Rig Co Folding derrick
US3189134A (en) * 1961-11-27 1965-06-15 Weyerhaeuser Co Portable skyline yarder
FR1586854A (enExample) * 1968-04-23 1970-03-06
GB1404136A (en) * 1971-11-04 1975-08-28 Gen Crane Industries Mobile load holding means particularly tower cranes
US3778940A (en) * 1972-06-29 1973-12-18 Ingersoll Rand Co Transferential pin

Also Published As

Publication number Publication date
JPS5027261A (enExample) 1975-03-20
FR2232505A1 (enExample) 1975-01-03
GB1410298A (en) 1975-10-15
US3934381A (en) 1976-01-27
CA984575A (en) 1976-03-02
FR2232505B1 (enExample) 1978-01-13
SE7407393L (enExample) 1974-12-06
NL7407568A (enExample) 1974-12-09
IT1013349B (it) 1977-03-30

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