Box car lock

Details Box car lock Box car lock

1996-10-10

1997-12-30

Gall, Lloyd A.

Locks

Portable

70 56, 70203, 70212, E05B 1300

Patent

active

057017689

ABSTRACT:
A removably securable locking device especially suitable for use with the loading door of a railroad freight car whereby the rotatable door handle which latches the door in a closed position is secured against unauthorized movement by a two-piece locking device wherein a handle securing portion of an insertion piece encircles a part of the door handle, and then telescopes into a receiving piece which engages a portion of the door gear box such that upon securing the two pieces of the locking device in telescoped engagement, the door handle is locked against movement until the two pieces are moved out from each other a distance sufficient to release the door handle from engagement.

REFERENCES:
patent: 3550409 (1970-12-01), Pariser
patent: 4041738 (1977-08-01), Vann
patent: 4372136 (1983-02-01), Mickelson
patent: 4640109 (1987-02-01), Schaublin et al.
patent: 4683728 (1987-08-01), Hailey
patent: 4696172 (1987-09-01), Farrow
patent: 5113674 (1992-05-01), Li Causi
patent: 5145222 (1992-09-01), Meyer
patent: 5165263 (1992-11-01), Perron et al.
patent: 5284036 (1994-02-01), Rosenbaum
patent: 5372018 (1994-12-01), Smith
patent: 5388435 (1995-02-01), Bailey

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