Boat lift with articulating arm

Details Boat lift with articulating arm Boat lift with articulating arm

1991-06-04

1993-07-06

Huppert, Michael S.

Elevator, industrial lift truck, or stationary lift for vehicle

Stationary lift for roadway vehicle or required component...

Having specific drive means for support

187 859, 254285, 254387, B66F 702

Patent

active

052245691

ABSTRACT:
A boat support framework including an elevating cradle supported between a plurality of cable and pulley containing lift towers via a plurality of roller bearings in engagement therewith. A cable take up axle includes separate cable drums and cables to each lift tower and is controlled from a handwheel or winch operated articulating drive arm and multiple endless chains coupled therebetween. Hinged frameworks pivotally coupled to cross frame members of a base frame and the cradle articulate to support the cradle over the range of lift travel.

REFERENCES:
patent: Re32118 (1986-04-01), Godbersen
patent: 3139266 (1964-06-01), Tew
patent: 3284052 (1966-11-01), Godbersen
patent: 4109896 (1978-08-01), Ragen

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