Railway car door moving means

Details Railway car door moving means Railway car door moving means

1978-07-26

1980-02-26

Downey, Kenneth

Movable or removable closures

With operator for movably mounted closure

Closure-mounted drive

49362, 16117, 74557, E05F 1154

Patent

active

041898699

ABSTRACT:
Structure for closing and opening railway house car sliding doors comprises a rack member affixed to the door track, bracket structure mounted on the door and extending rearwardly therefrom and mounting a rack-engaging pinion on its lower portion, a handwheel on its upper portion at a level substantially above the door track, and a chain and sprocket drive connecting the handwheel and the pinion for selectively rotating the latter to move the door between opened and closed positions. The handwheel is provided with a pivoted handle movable from a flush inoperative position to a projecting operating position.

REFERENCES:
patent: 1566615 (1925-12-01), Pace et al.
patent: 1940191 (1933-12-01), Simonton
patent: 3775906 (1973-12-01), Dougherty
patent: 3857300 (1974-12-01), O'Dell

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