Coining offset into edge of composite plate members for forming trailer doors and walls

摘要

A trailer wall or door is formed from a plurality of first and second composite plate members, each having a novel joint therebetween. Each composite plate member is formed from first and second metal skins having a compressible plastic core sandwiched therebetween. A first overlapping skin member of the first composite plate member overlaps a portion of the second composite plate member. A second overlapping skin member of the second composite plate member overlaps a portion of the first composite plate member. A portion of the second skin of the second composite plate member is stepped and the first overlapping skin member is seated thereagainst. Rivets are provided for joining the plate members together.