Method of forming concrete articles and slip forming machine therefor
First Claim
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1. A SLIP FORMING MACHINE COMPRISING A MOLD HAVING TOP AND SIDE WALLS, MEANS FOR PROPELLING SAID MOLD, AND MEANS FOR VIBRATING THE TOP WALL OF SAID MOLD AT ITS CENTER OF PERCUSSION WITH RESPECT TO ITS TRAILING EDGE AS A NEUTRAL AXIS.
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1 Claim
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1. A SLIP FORMING MACHINE COMPRISING A MOLD HAVING TOP AND SIDE WALLS, MEANS FOR PROPELLING SAID MOLD, AND MEANS FOR VIBRATING THE TOP WALL OF SAID MOLD AT ITS CENTER OF PERCUSSION WITH RESPECT TO ITS TRAILING EDGE AS A NEUTRAL AXIS.
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Current AssigneeDavid H. Dodd
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Original AssigneeDavid H. Dodd
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InventorsDodd, David H.
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Application NumberUS04/270,643Time in Patent Office859 DaysField of SearchUS Class Current264/70CPC Class CodesB28B 1/084 the vibrating moulds or cor...B28B 23/026 Mould partitionning element...
