Patent ID: 7234755
Filing Date: 2007-06-26
Classification: E05B,Y10S

Abstract:
1. A cargo container door lock assembly for releasably locking a swinging door of a cargo container in a closed position, with said cargo container including a rigid frame with top, bottom and side frame members rigidly joined to define a generally rectangular opening which is at least partially closed when said door is in the closed position, and with the bottom frame member having upper and lower generally parallel and horizontal flanges joined to each other by a vertical flange, and with the lower flange of said bottom frame member defining a lowermost engaging surface for said container, said door lock assembly comprising: a resiliently biased door locking member having a lower end and which is movable between locked and unlocked positions; a bracket for mounting said door locking member to an interior surface on said swinging door for sliding movement along an axis extending generally normal to the upper flange of said bottom frame member, and with the upper and lower flanges of said bottom frame member defining upper and lower vertically spaced and generally aligned openings, respectively, and wherein the lower end of said door locking member passes through the upper opening defined by said upper flange of said bottom frame member when said swinging door is in the closed position, and with a closed margin of the upper opening defined by said upper flange preventing the door, with the resiliently biased door locking member mounted thereon, from moving toward an open position until the container is positioned to allow a protrusion to pass through the lower opening in the lower flange of the bottom frame member whereby operably moving the door locking member to the unlocked position thereby allowing the swing door to be moved toward the open position.