| 摘要 |
In a truck, trailer and/or cargo carrying container having a rectangular door frame and a door pivoted at one edge to an upright side of the frame which are subject to racking during use, a follower and cam member secured to the door and frame, respectively. The follower and cam are generally located midway between the pivoted edge of an opposite edge of the door, whereby the follower engages the cam member during and after closing of the door.
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