Cambered hatch cover seal arrangement

Details Cambered hatch cover seal arrangement Cambered hatch cover seal arrangement

1978-02-28

1981-01-20

Beltran, Howard

Railway rolling stock

Special car bodies

Freight

49485, 52 19, 220344, 277165, B61D 3900, E04B 716, F16J 1510

Patent

active

042455650

ABSTRACT:
A trough hatch cover for a covered railway hopper car including an easily replaceable longitudinally convergently tapered elastomeric seal reactive therewith to form a weather-tight seal about the periphery of the hatch when secured by clamps at opposite ends of the hatch cover.

REFERENCES:
patent: 3126591 (1964-03-01), Hamilton
patent: 3401645 (1968-09-01), Floehr
patent: 3522774 (1970-08-01), Beezhold
patent: 3763595 (1973-10-01), Sudyk
patent: 3796168 (1974-03-01), Zeller
patent: 3913927 (1975-10-01), Gordon

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