Holddown bar for a hatch cover of a railroad car

Railway rolling stock – Special car bodies – Freight

Patent

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Details

49475, B61D 3900

Patent

active

046012451

ABSTRACT:
A holddown bar for a hatch cover of a railroad car or the like and a railroad car utilizing such a holddown bar are provided, the holddown bar having opposed sides and opposed ends one of which is adapted to be pivotally mounted to the car and the other of which is adapted to be releasably latched to the car while a medial portion thereof intermediate the opposed ends is adapted to extend across the hatch cover and carries a sealing gasket in a channel thereof that is adapted to engage against the hatch cover, the holddown bar having a rain shield secured to one of the opposed sides thereof at the medial portion and opposed ends thereof so as to be adapted to be disposed adjacent and outboard of an end of the hatch cover for protecting the same from the elements. The rain shield comprises a one-piece member formed of a relatively flexible polymeric material.

REFERENCES:
patent: 771133 (1904-09-01), Edwards
patent: 1986701 (1935-01-01), Zimmermann
patent: 2082668 (1937-06-01), Vanderveld
patent: 2264243 (1941-11-01), Knuth
patent: 3082022 (1963-03-01), Moore
patent: 3645573 (1972-02-01), Strang
patent: 3664270 (1972-05-01), Stark et al.
patent: 3897967 (1975-08-01), Barenyi
patent: 4239008 (1980-12-01), Conlon
patent: 4320161 (1982-03-01), Redman
patent: 4378742 (1983-04-01), Saylor et al.
patent: 4447989 (1984-05-01), Mailand et al.
patent: 4452150 (1984-06-01), Dominguez
Admitted prior art to applicant of copending patent application, Ser. No. 412,416, filed Aug. 27, 1982--Clark et al.

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