Patent ID: 7651296

Claim:
A concrete screed comprising a frame including a first foot, a vibrator coupled to the frame, a tubular screed bar formed to include an interior region, and a mount coupling the frame to the screed bar to transmit vibration caused by the vibrator to the screed bar, the mount including a core positioned in the interior region of the screed bar to reinforce the screed bar and means for anchoring the first foot to the core without the first foot extending into the interior region, wherein the screed bar includes a rectangular tubular portion and a triangular tubular portion, the rectangular tubular portion has a rectangle-shaped cross-section and is formed to include a first chamber, the triangular tubular portion has a triangle-shaped cross-section and is formed to include a second chamber separated from the first chamber by a vertical common wall shared by the rectangular tubular portion and the triangular tubular portion, the core is positioned in the first chamber, and the anchoring means includes a shoe positioned on the rectangular tubular portion, a first fastener extending from the shoe through the rectangular tubular portion into the core to couple the shoe to the core, and a releasable retainer coupling the first foot to the shoe for release therefrom, and wherein the rectangular tubular portion includes a horizontal top wall extending rearwardly from the common wall and a vertical rear wall parallel to the common wall, the triangular tubular portion includes an inclined wall extending forwardly from the common wall, the core includes a first core member positioned in the first chamber between the rear wall and the common wall and a second core member positioned in the second chamber between the common wall and the inclined wall, and the anchoring means includes a shoe, a fastener, and a releasable retainer, the shoe includes a rear plate extending along the rear wall, a front plate extending along the inclined wall, an intermediate plate connecting the rear plate and the front plate and extending along the top wall, and a retainer receiver plate extending upwardly from a junction formed between the front plate and the intermediate plate, the releasable retainer is coupled to the retainer receiver plate, and the fastener extends through the rear plate, the first core member, the common wall, the second core member, the inclined wall, and the front plate.