Adjustable jib crane

Details Adjustable jib crane Adjustable jib crane

1976-12-21

1978-06-27

Oresky, Lawrence J.

Traversing hoists

Overhead

Cable

248354S, B66C 2306

Patent

active

040969525

ABSTRACT:
A jib crane having an adjustable height. The crane comprises a sectional mast which can be lengthened or shortened. The mast has a ceiling connecting element which can accommodate sloping ceilings, and a floor mounting element which is quickly and easily installed. A height adjuster connects the mast sections together.

REFERENCES:
patent: 1584117 (1926-05-01), Mitchell
patent: 2777660 (1957-01-01), Albrecht
patent: 2862628 (1958-12-01), Coates et al.
patent: 2877905 (1959-03-01), Wiley
patent: 3822850 (1974-07-01), Elias

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