Security system for cargo trailers

Details Security system for cargo trailers Security system for cargo trailers

2006-06-13

2006-06-13

Zimmerman, Brian (Department: 2635)

Locks

Operating mechanism

Using a powered device

C070S257000, C292S144000, C340S005500, C340S005700

Reexamination Certificate

active

07059159

ABSTRACT:
An apparatus to secure a door of a cargo container. The apparatus includes a latching device and a cover can be positioned over at least a portion of the latching device. The latching device is positioned within a housing. At least one pad is positioned between the latch and the housing. The latching device includes a screw for moving the latch between an open position and a closed position and a rotary motor for turning the screw. A pre-compressed spring is coupled to the latch and the screw for exerting a force to Increase friction and prevent back rotation of the screw.

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Maplelock Air Brochure (2 pgs), date unknown.
Maple Technology Webpage (2 pgs) Aug. 20, 2002.
Maple Fleet Technology Cryptalock/Loadlocker Brochure, date unknown.
Maple Fleet Technology Freightlock Brochure, date unknown.
Brochure: Electronic Roll Door Lock (Mi-Jack Products; approx. 1998).
Mi-Jack Products Installer/Operator Manual entitled “Power In-Lock ™”, 1998.

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