B - Operations – Transporting – 66 – B
Patent
B - Operations, Transporting
66
B
214/113
B66B 11/02 (2006.01) B66F 7/20 (2006.01) B66F 11/04 (2006.01)
Patent
CA 2034614
A lifting apparatus having at least one set of paired stretchable boom assemblies which extend and contract, preferably in five stages. The boom assem- blies are disposed between a chassis and a platform for raising and lowering the platform in interlocking relation with an operating mechanism, a guiding mechanism and a synchronizing mechanism. The lifting apparatus further includes a kick mechanism for auxiliarily supporting the load of the platform at a position where the platform is lowered about halfway. The kick mechanism has one end fixed to the chassis and the other end provided with a kick body capable of supporting the centers of the boom assemblies and provided with a detecting means for detecting contact between the boom assemblies and the kick mechanism.
Marks & Clerk
Nikken Corporation
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