EP 1721862 A3 20071107 - Lattice-boom crane for lifting heavy loads
Title (en)
Lattice-boom crane for lifting heavy loads
Title (de)
Gittermastkran zum Heben von schweren Lasten
Title (fr)
Grue à flèche en treillis pour lever des charges lourdes
Publication
Application
Priority
DE 102005021859 A 20050511
Abstract (en)
[origin: EP1721862A2] The mobile crane has two individual mobile cranes (1,11) with a superstructure (3,13) mounted on chassis (2,12). Mobile extension arm (4,14) is arranged on superstructure, derricked, and its derrick angle is adjustable over derrick work (5,15). Extension arms are aligned parallel to each other and connected with each other. Derrick works are synchronized such that extension arms are synchronously derricked.
IPC 8 full level
B66C 23/36 (2006.01); B66C 23/64 (2006.01)
CPC (source: EP US)
B66C 23/36 (2013.01 - EP US); B66C 23/64 (2013.01 - EP US)
Citation (search report)
- [A] JP H0986875 A 19970331 - SUMITOMO CONSTR MACH
- [A] JP 2001072379 A 20010321 - KAJIMA CORP
- [A] JP 2000086151 A 20000328 - TOKAI RYOKAKU TETSUDO KK, et al
- [DA] US 6516961 B1 20030211 - KNECHT ALEXANDER [DE], et al
- [DA] GB 1162405 A 19690827 - MOBILE LIFTING SERVICES LTD
- [DA] DE 2745059 A1 19780413 - HAEGGLUND & SOENER AB
- [DA] DE 3026850 A1 19810205 - MANITOWOC CO
- [DA] DE 2902767 A1 19790809 - CORMACH DI COMENSOLI ERNESTO M
- [DA] DE 1531631 A1 19700115 - DEMAG KAMPNAGEL GMBH
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
Designated extension state (EPC)
AL BA HR MK YU
DOCDB simple family (publication)
EP 1721862 A2 20061115; EP 1721862 A3 20071107; EP 1721862 B1 20100505; AT E466809 T1 20100515; CN 1899949 A 20070124; CN 1899949 B 20100512; DE 102005021859 A1 20061130; DE 102005021859 B4 20070329; DE 502006006883 D1 20100617; JP 2006315864 A 20061124; JP 5096692 B2 20121212; US 2006273057 A1 20061207; US 7828163 B2 20101109
DOCDB simple family (application)
EP 06005637 A 20060320; AT 06005637 T 20060320; CN 200610079919 A 20060427; DE 102005021859 A 20050511; DE 502006006883 T 20060320; JP 2006131689 A 20060510; US 43176006 A 20060510