CA981629A - Telescopic masts or towers - Google Patents

Telescopic masts or towers

Info

Publication number
CA981629A
CA981629A CA155,243A CA155243A CA981629A CA 981629 A CA981629 A CA 981629A CA 155243 A CA155243 A CA 155243A CA 981629 A CA981629 A CA 981629A
Authority
CA
Canada
Prior art keywords
towers
telescopic masts
masts
telescopic
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
CA155,243A
Other versions
CA155243S (en
Inventor
Donald E. Wellman
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
Application granted granted Critical
Publication of CA981629A publication Critical patent/CA981629A/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
    • B66C23/18—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
    • B66C23/28—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 constructed to operate at successively higher levels
    • B66C23/30—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 constructed to operate at successively higher levels with frameworks composed of telescopic elements
    • B66C23/305—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 constructed to operate at successively higher levels with frameworks composed of telescopic elements with locking devices
    • 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
    • B66C23/348—Self-erecting cranes, i.e. with hoisting gear adapted for crane erection purposes the erection being operated by jacks

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)
CA155,243A 1971-11-04 1972-10-31 Telescopic masts or towers Expired CA981629A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB5128871 1971-11-04
GB1248072*[A GB1404135A (en) 1971-11-04 1972-03-16 Telescopic structures particularly tower cranes

Publications (1)

Publication Number Publication Date
CA981629A true CA981629A (en) 1976-01-13

Family

ID=26249048

Family Applications (1)

Application Number Title Priority Date Filing Date
CA155,243A Expired CA981629A (en) 1971-11-04 1972-10-31 Telescopic masts or towers

Country Status (10)

Country Link
US (1) US3817397A (en)
JP (1) JPS4862158A (en)
AU (1) AU458176B2 (en)
CA (1) CA981629A (en)
DE (1) DE2254291A1 (en)
FR (1) FR2158507B1 (en)
GB (1) GB1404135A (en)
IT (1) IT973373B (en)
NL (1) NL7214991A (en)
SE (1) SE400538B (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5623194A (en) * 1979-08-03 1981-03-04 Matsuda Enjiniyaringu Kk Jib crane
IL84299A (en) * 1987-10-28 1994-08-26 Werber Manuel M Telescoping mast
DE10022373B4 (en) * 2000-05-08 2005-11-24 Grove U.S. Llc Locking and operating unit for side arm lock
DE502004002790D1 (en) * 2003-08-22 2007-03-15 Terex Demag Gmbh & Co Kg MOBILE CRANE LOADER WITH ARRANGED AUTOMATIC HYDRAULIC UNIT
US8056674B2 (en) * 2004-02-26 2011-11-15 Jlg Industries, Inc. Boom lift vehicle and method of controlling lifting functions
ES2352807T3 (en) * 2004-12-03 2011-02-23 Manitowoc Crane Group Germany Gmbh AUTOMOTIVE CRANE.
US20070272644A1 (en) * 2006-05-25 2007-11-29 Mcdonald Alan Rodrick Heavy lift trailer crane
NL1032591C2 (en) * 2006-09-28 2008-03-31 Mecal Applied Mechanics B V Crane and method.
CN101519178A (en) * 2008-02-25 2009-09-02 迈可应用机械有限公司 Crane and method thereof
US20110072737A1 (en) 2009-09-28 2011-03-31 International Drilling Equipment Company, Llc Portable drilling rig apparatus and assembly method
EP2908000B1 (en) * 2011-06-20 2017-04-12 Leunamme Engineering Sociedad Limitada Unipersonal Lifting device for installing and removing components of a wind turbine
US20140103698A1 (en) * 2012-10-17 2014-04-17 Bo Feng Horizontally rotatable multi-knuckle boom
US20140158656A1 (en) * 2012-12-06 2014-06-12 Charles Pembleton Combination mobile boom truck & tower crane
US8534370B1 (en) 2013-01-28 2013-09-17 Wasmeyyah M. A. S. Al Azemi Roof mounted remotely controlled fire fighting tower
US10654693B2 (en) * 2015-11-19 2020-05-19 Pride Bodies Ltd. Crane support assembly
CN107117545A (en) * 2017-06-27 2017-09-01 太原科技大学 A kind of high tower wind-powered electricity generation lifts crawler body derrick crane
EP3553016A1 (en) 2018-04-13 2019-10-16 Viatron S.A. Tower crane
US11884520B2 (en) * 2020-12-21 2024-01-30 National Oilwell Varco, L.P. Mobile tower crane systems and methods
US11872422B2 (en) * 2021-05-18 2024-01-16 Kathy Kulanda Wildfire suppression assembly

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE504079A (en) *
US3308967A (en) * 1965-10-06 1967-03-14 Byron F Barkley Extensible boom crane
US3462023A (en) * 1967-07-12 1969-08-19 Grove Mfg Co Reinforcement member for telescoping boom assembly
US3465899A (en) * 1967-08-03 1969-09-09 Bucyrus Erie Co Telescoping boom for hydraulic crane
GB1191395A (en) * 1968-01-24 1970-05-13 Jones Cranes Ltd Improvements in or relating to Cranes.
US3620579A (en) * 1969-06-13 1971-11-16 American Hoist & Derrick Co Extensible boom assembly

Also Published As

Publication number Publication date
AU4848272A (en) 1974-05-02
FR2158507A1 (en) 1973-06-15
AU458176B2 (en) 1975-02-20
JPS4862158A (en) 1973-08-30
NL7214991A (en) 1973-05-08
DE2254291A1 (en) 1973-05-10
IT973373B (en) 1974-06-10
US3817397A (en) 1974-06-18
SE400538B (en) 1978-04-03
FR2158507B1 (en) 1976-10-29
GB1404135A (en) 1975-08-28

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