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EP 0414646 A3 19920603 - CRANE JIB

Title (en)

CRANE JIB

Publication

EP 0414646 A3 19920603 (FR)

Application

EP 90830275 A 19900615

Priority

IT 6749189 A 19890616

Abstract (en)

[origin: EP0414646A2] The crane fit has its pulleys (13, 14, 16, 17, 18) maintaining the overall length of the traveller outhaul (8, 9) at a constant length, whether the crane jib (2, 3) is folded or extended. When the jib (2, 3) is folded, the traveller outstop (19) is extended by the link (6). The tensioner pulley (13) is controlled by the spring (23).

IPC 1-7

B66C 23/68

IPC 8 full level

B66C 7/16 (2006.01); B66C 11/18 (2006.01); B66C 23/68 (2006.01)

CPC (source: EP)

B66C 7/16 (2013.01); B66C 11/18 (2013.01); B66C 23/68 (2013.01)

Citation (search report)

[AD] FR 2594427 A1 19870821 - FERRERI ANDREA [IT]
[A] DE 1090833 B 19601013 - OTTO KAISER KOMMANDIT GES MASC
[A] GB 2209322 A 19890510 - BRITISH PETROLEUM CO PLC [GB]
[A] FR 2068561 A7 19710827 - W M AUTOMATION K MULLER

Designated contracting state (EPC)

DE ES FR

DOCDB simple family (publication)

EP 0414646 A2 19910227; EP 0414646 A3 19920603; IT 1234395 B 19920518; IT 8967491 A0 19890616

DOCDB simple family (application)

EP 90830275 A 19900615; IT 6749189 A 19890616