초록

An auto railway car having a plurality of decks is provided with a pair of folding door structures for closing the loading end of the car. The doors are hinged on spherical bearing structures and include locking mechanisms for locking the doors in open or closed positions.

대표청구항 ▼

In a railway car having a body including side walls and a roof structure, said body having a loading end and lower and upper cargo supporting decks adapted to be loaded with cargo through said loading end, a door arrangement including a door panel assembly hingedly connected to one of said side wall

In a railway car having a body including side walls and a roof structure, said body having a loading end and lower and upper cargo supporting decks adapted to be loaded with cargo through said loading end, a door arrangement including a door panel assembly hingedly connected to one of said side walls and adapted to be moved between open and closed positions relative to said loading end, the improvement of a locking mechanism for said door panel assembly comprising; a latch member supported on said door panel assembly for rotation and vertical reciprocating movement, a keeper member on said loading end including a latch receiving portion having a vertical slot, said vertical slot including a vertical recess communicating with said slot, said latch member being movable downwardly into engagement with said keeper member and rotatable in said vertical slot to a locking position, said latch member including an indexing member adapted to be moved through said vertical slot to engage said keeper member in locking relation upon rotation of said latch member, and means between said door panel assembly and said latch member operable during rotation of said latch member on said keeper member for raising said door and supporting the same on said keeper member. The door arrangement in accordance with claim 1, said keeper member being supported on said lower deck.