Patent ID: 7942472

Claim:
A side post assembly configured for use with a curtain side trailer, the curtain side trailer having a side rail associated with a bed of the trailer and a top rail located above the side rail, the side post assembly comprising: (a) a post; (b) an upper attachment assembly for coupling an upper end of the post to the top rail; and (c) a clamping assembly for selectively coupling a lower end of the post to the side rail, the clamp assembly comprising: (i) a first clamp fitting coupled to the post, the first clamp fitting being sized and configured to engage a lower surface of the side rail; (ii) a second clamp fitting slidably coupled to the post, the second clamp fitting being sized and configured to engage an upper surface of the side rail; and (iii) a linkage, a first end of the linkage being coupled to the post, a second end of the linkage being coupled to the second clamp fitting, movement of the linkage reciprocating the second clamp fitting between a clamped position and an unclamped position, wherein the second clamp fitting and the first clamp fitting apply a clamping force to the side rail when the second clamp fitting is in the clamped position.