Form for manufacturing concrete retaining wall blocks

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6557818
APP PUB NO 20010026734A1
SERIAL NO

09670924

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Importance

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Abstract

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A form for manufacturing concrete retaining wall blocks. The blocks are cast in the form with a front face of the block down. A resilient face insert at the bottom of the form imparts an ornamental appearance to the front face of the block. The form has four sides which pivot at their bottom between a closed position for casting a block and an open position which permits removing the cast block from the form. Preferably, the cast block has parallel top and bottom surfaces and angled sides. Sides of the form form a groove in the bottom of the block which extends parallel to and spaced from the front face and form knobs which project above the top of the block for alignment with a grooves on adjacent stacked blocks forming a retaining wall. The block is formed with two lifting points, one for removal of the block from the form and one for moving the block when constructing a retaining wall. Inserts may be attached to the form for casting half blocks, blocks for the top and bottom tiers of a retaining wall, and other block configurations.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
REDI-ROCK INTERNATIONAL LLC05481 US 31 SOUTH CHARLEVOIX MI 49720

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Manthci, James A Petoskey, MI 1 34

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