Portable and towable lift mechanism

Traversing hoists – Adjustable to transport or nonuse position – Vehicle stablizing means

Patent

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Details

212264, 212901, B66C 2390

Patent

active

060656212

ABSTRACT:
An improved lift mechanism that is portable and towable, and has a telescopic and angularly adjustable load carrying boom, four telescopic support legs with pivotable wheels thereon, and a low center of gravity frame of a two part construction pivotally connected together and having a tilt indicator warning thereon.

REFERENCES:
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patent: 2627983 (1953-02-01), Lathers
patent: 2919036 (1959-12-01), Raymond
patent: 3237781 (1966-03-01), Heigl
patent: 3458068 (1969-07-01), Scott
patent: 3900119 (1975-08-01), Olsen
patent: 4202453 (1980-05-01), Wilkes et al.
patent: 4540096 (1985-09-01), Orvis
patent: 4749324 (1988-06-01), Rullison
patent: 4895262 (1990-01-01), Maso
patent: 5393193 (1995-02-01), Dagg

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