Patent ID: 9617767
Date: 2017-04-11
CPC Classifications: B64C,B64D,E05C

Claim:
1. A latch mechanism having a hook selectively moveable from a locked position to an unlocked position, and from the unlocked position to the locked position, the latch mechanism comprising: a latch body having a front end and a rear end and a longitudinal slot extending therethrough and along a portion of a length thereof, the hook positioned on the front end of the latch body; a handle; a pair of first cam members having first and second ends, the handle pivotally attached to the first cam members on the first end thereof; a pair of first over-center links having first and second ends, the first ends of the first over-center links pivotally attached to the first cam members on the second ends thereof; a connecting structure pivotally attaching the second ends of the first cam members and the first ends of the first over-center links, the connecting structure extending through the longitudinal slot of the latch body; a pair of second over-center links having first and second ends, the first ends of the second over-center links pivotally attached to the second ends of the first overcenter links and the second ends of the second over-center links pivotally attached to the latch body, wherein movement of the handle causes a corresponding movement of the first cam members and first and second over-center links, and movement of the connecting structure along at least a portion of the length of the longitudinal slot, thereby moving the latch body so as to cause the hook to be moved from the locked position to the unlocked position and vice versa.