Isolating device for an opening traversed by conveyor cars

Details Isolating device for an opening traversed by conveyor cars Isolating device for an opening traversed by conveyor cars

1982-09-22

1985-02-05

Reese, Randolph

Railways

Track layers

Track raising car

49 69, 198950, 238 10R, B61B 1200, E06B 700

Patent

active

044972547

ABSTRACT:
An isolating device for an opening in a wall traversed by a track for vehicles of a conveyor system. A door can swing up or down to close this opening and a removable track section can be drawn in the direction of the track to clear a path for the door.

REFERENCES:
patent: 941805 (1909-11-01), Neller
patent: 1466365 (1923-08-01), Krump
patent: 1550141 (1925-08-01), Bennington
patent: 1729449 (1929-09-01), Nagy
patent: 3125232 (1964-03-01), Brinkman et al.
patent: 3630439 (1971-12-01), Cook
patent: 3795199 (1974-03-01), Herzog
patent: 4003714 (1977-01-01), Foglino et al.

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