Locks – Special application – For closures
Patent
1996-01-11
1997-12-02
Boucher, Darnell M.
Locks
Special application
For closures
70203, 70224, 292DIG32, 49449, E05B 6508, G05G 500
Patent
active
056924011
ABSTRACT:
A freight car door securing device which is incorporated into the structure of the freight car door to prevent the rotatable door handle, the rotation of which latches and unlatches the car door in a closed or locked position, from being rotated. The securing device is movable from a position wherein it is out of interference with the movement of the rotatable handle, thereby permitting the door to be opened, to a position in which it is fixed to prevent the handle from rotating, thereby preventing the handle from being operated to open the door.
REFERENCES:
patent: 230239 (1880-06-01), Germond
patent: 357344 (1887-02-01), Smith
patent: 613013 (1898-10-01), Ligthiser
patent: 667851 (1901-02-01), Roscow
patent: 1004758 (1911-10-01), Ebbert
patent: 1117510 (1914-11-01), Malone
patent: 1185618 (1916-06-01), Blanchard
patent: 1197937 (1916-09-01), Jackson
patent: 1244404 (1917-10-01), Ankovitz
patent: 1291291 (1919-01-01), Vesely
patent: 1328109 (1920-01-01), Witlock
patent: 1377224 (1921-05-01), Strosnider
patent: 1505192 (1924-08-01), Gervais, Jr.
patent: 1508013 (1924-09-01), DeWaters
patent: 1850602 (1932-03-01), Pineo
patent: 1959664 (1934-05-01), Fuqua et al.
patent: 2716882 (1955-09-01), Gill et al.
patent: 2997752 (1961-03-01), Henrikson et al.
patent: 3869162 (1975-03-01), Schuller
patent: 4014572 (1977-03-01), Binns
patent: 4565296 (1986-01-01), Kochakis
patent: 4640109 (1987-02-01), Schaublin et al.
patent: 4852920 (1989-08-01), DeForrest, Sr.
patent: 4895007 (1990-01-01), Eberly
patent: 4898008 (1990-02-01), Eberly
patent: 5036684 (1991-08-01), Zivanovic
patent: 5054723 (1991-10-01), Arnold
patent: 5174135 (1992-12-01), Loughlin
Boucher Darnell M.
Roehrig, Jr. August E.
LandOfFree
Integral box car lock does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Integral box car lock, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Integral box car lock will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-793868