Closure fasteners – Clamps – Hatch fastener
Patent
1993-01-22
1994-05-24
Moore, Richard E.
Closure fasteners
Clamps
Hatch fastener
292259R, 292 11, E05C 330, B63B 1914
Patent
active
053142187
ABSTRACT:
A hatch cover lock with an automatic first locking mechanism for securing a removable hatch cover of a railway hopper car to the railway hopper car and secondary manually operated locking mechanism to secure the hatch cover to the hopper car in addition to the automatic first locking mechanism which allows the hatch cover to be opened from either side of the hopper car, and which cooperates to prevent accidental removal of the hatch cover and/or batten bar from the hopper car.
REFERENCES:
patent: 691752 (1902-01-01), Dawley
patent: 768530 (1904-08-01), King
patent: 3848912 (1974-11-01), Jensen et al.
patent: 3884514 (1975-05-01), Praska
patent: 4094542 (1978-06-01), Siblik
patent: 4307670 (1981-12-01), Nadherny
Ireco, Inc.
Moore Richard E.
LandOfFree
Hatch cover lock and hinge does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Hatch cover lock and hinge, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Hatch cover lock and hinge will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1968139