B - Operations – Transporting – 66 – F
Patent
B - Operations, Transporting
66
F
B66F 11/04 (2006.01)
Patent
CA 2054422
ABSTRACT OF THE DISCLOSURE A lifting apparatus has a movable chassis, a vertically movable platform disposed over the chassis and a telescopic boom body connected between the chassis and the boom body and arranged to form a Z-shape in side view. An angle detector gives a signal indicative of the angle of inclination of the boom body relative to the chassis. The boom body is extended at a rate correlated to the angle of inclination of the boom body so that the upper end of the boom body moves vertically relative to the chassis.
Marks & Clerk
Nikken Corporation
LandOfFree
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