EP 0341070 A3 19900808 - A CONTROL UNIT FOR A MAN-RIDER CRANE
Title (en)
A CONTROL UNIT FOR A MAN-RIDER CRANE
Publication
Application
Priority
GB 8810464 A 19880504
Abstract (en)
[origin: EP0341070A2] A control unit for a man rider crane comprising a chassis 1 movable horizontally and an operators cab 7 movable in a vertical direction relative to the chassis 1, the control unit being a pendant control 13 adapted to depend from the roof 11 of the cab and being movable between a stowed position 14 clear of an operator and a depending operative position, the control having two manually operable control members 18, 19 operable respectively to control the positioning of the crane and the operators cab relative thereto. The control members are such that movement of the cab and/or crane is possible only when the operator moves both of the control members 18, 19 from a neutral position to which the members are resilient biassed by a torsion spring 20.
IPC 1-7
IPC 8 full level
B66C 13/56 (2006.01); B66F 9/20 (2006.01); H01H 9/02 (2006.01); H01H 9/26 (2006.01); H01H 21/50 (2006.01)
CPC (source: EP)
B66C 13/56 (2013.01); B66F 9/20 (2013.01); H01H 9/0214 (2013.01); H01H 9/26 (2013.01); H01H 21/50 (2013.01); H01H 2225/008 (2013.01); H01H 2239/066 (2013.01); H01H 2300/026 (2013.01)
Citation (search report)
- [A] AT 354937 B 19800211 - LOCKER ERNST [AT]
- [A] US 3033392 A 19620508 - BAUMANN JOHN S, et al
- [A] DE 1026942 B 19580327 - MASCHF AUGSBURG NUERNBERG AG
- [A] US 3237780 A 19660301 - BURNETT ELMER B
Designated contracting state (EPC)
BE DE ES FR GB IT NL SE
DOCDB simple family (publication)
EP 0341070 A2 19891108; EP 0341070 A3 19900808; GB 2221017 A 19900124; GB 8810464 D0 19880608; GB 8910245 D0 19890621
DOCDB simple family (application)
EP 89304521 A 19890504; GB 8810464 A 19880504; GB 8910245 A 19890504