Overhead trolley--rail system for conveyors

Railways – Trolley rails

Patent

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Details

104 89, 104 93, 104108, 104118, 105155, 105148, 105150, E01B 502

Patent

active

061385743

ABSTRACT:
An overhead trolley track system has extruded aluminum track sections having tubular portions, adjacent track sections connected end to end with plates attached to a central upright flange portions formed on each track section. Sealing tubular fittings are slidably received in each end of the rubular portions adjacent sections held by the plates to allow air pressure to be distributed. Air pressure fittings are inserted in drilled holes along the track sections, held in by brackets. The trolleys have rollers engaged with opposite upper sides of the tubular portions, the trolley rollers separable to allow removal from the track sections.

REFERENCES:
patent: 4464996 (1984-08-01), Veith
patent: 4645182 (1987-02-01), Stoll
patent: 4694531 (1987-09-01), Foy
patent: 5231932 (1993-08-01), Enderlein et al.
patent: 5443151 (1995-08-01), Taylor
patent: 5769460 (1998-06-01), Imai

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