Patent ID: 8454259

Claim:
A connection assembly for a frame structure, comprising: a generally flat plate having an inner face, an outer face and first and second bolt-receiving bores therethrough, the bolt-receiving bores extending between the inner face and the outer face along a bore axes at acute angles to the outer face; a first bolt extending through the first bolt-receiving bore in the plate; a second bolt extending through the second bolt-receiving bore in the plate; a first elongated frame member having a surface with a slot extending therein; a second elongated frame member having a surface with a slot extending therein; a first nut receivable in the slot in the first elongated frame member and including a bolt-receiving bore therein, the bolt-receiving bore adapted for receiving the first bolt in a mating relationship; a second nut receivable in the slot in the second elongated frame member and including a bolt-receiving bore therein, the bolt-receiving bore adapted for receiving the second bolt in a mating relationship; wherein each slot is defined by: first and second converging sidewalls, the sidewalls lying in corresponding planes which are at acute angles to the surface in which the slot extends and having terminal ends; first and second diverging outer abutment walls which extend from the terminal ends of the first and second converging sidewalls and have terminal ends; and first and second diverging inner abutment walls extending from the terminal ends of the first and second outer diverging outer abutment walls toward the surface in which the slot extends, the first and second diverging inner abutment walls having terminal ends and diverging from the first and second converging sidewalls, respectively.