Operating mechanism for box car sliding doors

Details Operating mechanism for box car sliding doors Operating mechanism for box car sliding doors

1977-08-17

1978-06-20

Kannan, Philip C.

Movable or removable closures

With operator for movably mounted closure

Drive within closure housing

49220, 49360, E05F 1100

Patent

active

040953718

ABSTRACT:
A cable drive mechanism for opening and closing a sliding box car door includes a high friction drive pulley carrying a cable which is anchored at opposite ends to the sides of the box car and a low friction guide pulley which is in aligning relation to the drive pulley. The drive pulley is manually rotated for sliding the box car door between open and closed positions.

REFERENCES:
patent: 577842 (1897-03-01), Davis
patent: 2841390 (1958-07-01), Urquhart
patent: 3816965 (1974-06-01), Nagy
patent: 3913267 (1975-10-01), Knippel et al.
patent: 3913268 (1975-10-01), Paterson

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