Method of making a holddown bar for a hatch cover of a railroad

Details Method of making a holddown bar for a hatch cover of a railroad Method of making a holddown bar for a hatch cover of a railroad

1986-05-09

1987-08-04

Dawson, Robert A.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

105377, 156242, 220314, 220315, 264274, B32B 3116

Patent

active

046844180

ABSTRACT:
A holddown bar for a hatch cover of a railroad car or the like and having 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 channel is defined by a surface of the holddown bar and the gasket is secured to the surface by adhesive disposed between the surface and the gasket and being directly secured to the gasket and to the surface by the adhesive characteristics of the adhesive. An interlocking member is carried by the holddown bar and has a first part thereof mechanically interlocked to the holddown bar and a second part thereof mechanically interlocked to the adhesive to thereby mechanically interlock the adhesive to the holddown bar.

REFERENCES:
patent: 4239008 (1980-12-01), Conlon
patent: 4594949 (1986-06-01), Kleykamp
patent: 4601245 (1986-07-01), Kleykamp
patent: 4602568 (1986-07-01), Kleykamp et al.
patent: 4602569 (1986-07-01), Kleykamp

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