DD106613A5 - - Google Patents

Info

Publication number
DD106613A5
DD106613A5 DD173620A DD17362073A DD106613A5 DD 106613 A5 DD106613 A5 DD 106613A5 DD 173620 A DD173620 A DD 173620A DD 17362073 A DD17362073 A DD 17362073A DD 106613 A5 DD106613 A5 DD 106613A5
Authority
DD
German Democratic Republic
Application number
DD173620A
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
Publication of DD106613A5 publication Critical patent/DD106613A5/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00—Other constructional features or details
    • B66C13/12—Arrangements of means for transmitting pneumatic, hydraulic, or electric power to movable parts of 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
    • B66C23/62—Constructional features or details
    • B66C23/64—Jibs
    • B66C23/70—Jibs constructed of sections adapted to be assembled to form jibs or various lengths
    • B66C23/701—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic
    • B66C23/705—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic telescoped by hydraulic jacks

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)
DD173620A 1972-09-18 1973-09-18 DD106613A5 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00289986A US3804262A (en) 1972-09-18 1972-09-18 Telescopic boom

Publications (1)

Publication Number Publication Date
DD106613A5 true DD106613A5 (enrdf_load_stackoverflow) 1974-06-20

Family

ID=23114037

Family Applications (1)

Application Number Title Priority Date Filing Date
DD173620A DD106613A5 (enrdf_load_stackoverflow) 1972-09-18 1973-09-18

Country Status (14)

Country Link
US (1) US3804262A (enrdf_load_stackoverflow)
JP (1) JPS4970359A (enrdf_load_stackoverflow)
BR (1) BR7307240D0 (enrdf_load_stackoverflow)
CA (1) CA976917A (enrdf_load_stackoverflow)
CH (1) CH560648A5 (enrdf_load_stackoverflow)
DD (1) DD106613A5 (enrdf_load_stackoverflow)
DE (1) DE2346004A1 (enrdf_load_stackoverflow)
ES (1) ES418852A1 (enrdf_load_stackoverflow)
FR (1) FR2200184B3 (enrdf_load_stackoverflow)
GB (1) GB1405387A (enrdf_load_stackoverflow)
IT (1) IT994275B (enrdf_load_stackoverflow)
NL (1) NL7312853A (enrdf_load_stackoverflow)
SE (1) SE394102B (enrdf_load_stackoverflow)
ZA (1) ZA737240B (enrdf_load_stackoverflow)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE402003C (sv) * 1976-06-23 1982-02-22 Jonsereds Fabrikers Ab Anordning vid lastapparat med teleskopiskt forlengbar kranarm och med hydraulledningar uppburna av kranarmen
GB2263270B (en) * 1992-01-20 1995-01-11 D J Ind Ltd Load handling apparatus
SE501102C2 (sv) * 1993-04-26 1994-11-14 Hiab Ab Förlängningsbar kranarm
US5695082A (en) * 1996-04-08 1997-12-09 Pioneer Engineering Crane having a readily removable outer boom section
DE10003058A1 (de) * 2000-01-25 2001-07-26 Macmoter Spa Rohrverleger
ITTO20030957A1 (it) * 2003-11-28 2005-05-29 Cnh Italia Spa Braccio sollevatore telescopico.
CA2683981C (en) * 2007-04-16 2015-06-30 Falck Schmidt Defence Systems A/S Telescoping mast
ITMO20120312A1 (it) * 2012-12-20 2014-06-20 Cnh Italia Spa Braccio telescopico.
US10533585B2 (en) 2015-11-16 2020-01-14 Saab Ab Telescopic device and method for operating a telescopic device
CA3039015C (en) * 2016-12-09 2023-07-04 Fassi Gru S.P.A. Load crane main boom
US20180273352A1 (en) * 2017-03-22 2018-09-27 Wetherell Mfg Co. Sequential piggyback cylinders for extendable boom crane
DE102017127973A1 (de) 2017-11-27 2019-05-29 Liebherr-Werk Ehingen Gmbh Teleskopausleger für einen Kran und Kran mit einem entsprechenden Teleskopausleger
IT201800004537A1 (it) * 2018-04-16 2019-10-16 Piattaforma aerea
CN109368512B (zh) * 2018-12-25 2024-02-20 西京学院 一种滑轮组增程式三级电动缸

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3300060A (en) * 1965-02-03 1967-01-24 Pettibone Mulliken Corp Booms with sequential hydraulic extension
US3478894A (en) * 1967-11-27 1969-11-18 Jeffrey Galion Inc Extensible and retractable boom construction for cranes
US3481489A (en) * 1967-12-05 1969-12-02 Robert E Stauffer Means for extending and retracting boom sections of a crane
US3489294A (en) * 1968-04-25 1970-01-13 Bucyrus Erie Co Load limit control for hoisting equipment
US3633460A (en) * 1968-12-13 1972-01-11 Tadano Tekkosho Kk Extension means of a multistage extensible boom
US3605561A (en) * 1969-12-22 1971-09-20 Pettibone Corp One handle sequence selecting valving for crowd cylinders
US3658189A (en) * 1970-01-06 1972-04-25 American Hoist & Derrick Co Hydraulic extensible boom structure
US3666125A (en) * 1970-09-10 1972-05-30 Warner Swasey Co Boom assembly
US3708937A (en) * 1970-09-28 1973-01-09 Kidde & Co Walter Trapezoidal telescoping crane boom
US3736710A (en) * 1970-12-03 1973-06-05 Kidde & Co Walter Four-section fully hydraulically operated crane boom having three individually supported single piston rams contained within fly section

Also Published As

Publication number Publication date
FR2200184B3 (enrdf_load_stackoverflow) 1976-08-20
GB1405387A (en) 1975-09-10
US3804262A (en) 1974-04-16
CH560648A5 (enrdf_load_stackoverflow) 1975-04-15
FR2200184A1 (enrdf_load_stackoverflow) 1974-04-19
ES418852A1 (es) 1976-02-16
JPS4970359A (enrdf_load_stackoverflow) 1974-07-08
CA976917A (en) 1975-10-28
NL7312853A (enrdf_load_stackoverflow) 1974-03-20
BR7307240D0 (pt) 1974-06-27
DE2346004A1 (de) 1974-03-28
IT994275B (it) 1975-10-20
ZA737240B (en) 1974-10-30
SE394102B (sv) 1977-06-06

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