Compact pedestal-mount crane

Traversing hoists – Having counterweight or counterbalancing means – Counterweight movable relative to load support

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Details

212239, 212262, B66C 2352

Patent

active

046358030

ABSTRACT:
A compact pedestal crane having a boom pivoted at a front edge of a main frame with a winch frame aligned with the boom and a plurality of winches mounted on the winch frame. An A-frame gantry is mounted on and extends above the winch frame and an engine drawingly connected to a plurality of hydraulic pump is mounted on the frame underneath the winch frame to conserve space. A cab is supported from the main frame to one side of the boom and forward of the front edge.

REFERENCES:
patent: 1825359 (1931-09-01), Manley
patent: 2051388 (1936-08-01), Nickles
patent: 2529200 (1950-11-01), Swanson
patent: 2999600 (1961-09-01), Gates
patent: 3923163 (1975-12-01), Brewer
patent: 4061230 (1977-12-01), Goss et al.
patent: 4183440 (1980-01-01), Wilkinson
patent: 4184600 (1980-01-01), Goss et al.
patent: 4216870 (1980-08-01), Bonneson et al.
patent: 4271970 (1981-06-01), Miller et al.

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