Railways – Truck in conduit
Patent
1982-09-30
1985-03-19
Reese, Randolph
Railways
Truck in conduit
99535, 104146, B61B 1300
Patent
active
045052050
ABSTRACT:
An enclosed floor track system for use with wheeled hand trucks or the like in sanitary liquid treatment chambers. An elongate wheel channel into which the wheels of the truck are disposed includes a cover comprising either a cover plate or inflatable elastomer seals to prevent liquid from entering the contaminated wheel channel. In the cover plate embodiment the wheel channel includes an elongate side slot to accommodate the wheel axle structure. The inflatable seal is split to slidably receive a wheel axle structure.
REFERENCES:
patent: 386184 (1888-07-01), Chesebrough
patent: 388072 (1888-08-01), Phillips
patent: 2700937 (1955-02-01), Bock
patent: 2945605 (1960-07-01), Menough
patent: 3563203 (1971-02-01), Stiltner
patent: 3809011 (1974-05-01), Fabre et al.
patent: 3859925 (1975-01-01), Hartz
patent: 3937180 (1976-02-01), Wiggins
patent: 4067257 (1978-07-01), Pentith
Brethorst David L.
Huang Min N.
DEC International Inc.
Reese Randolph
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