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Continuous building materials moulding device

  • US 5,756,131 A
  • Filed: 07/19/1995
  • Issued: 05/26/1998
  • Est. Priority Date: 12/07/1992
  • Status: Expired due to Fees
First Claim
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1. A continuous moulding device of building materials comprising two pairs of drive sprockets (22) oppositely positioned at the inlet and the outlet of the device, a pair of chain conveyors (24) wound on said drive sprockets (22) and defining a forming run between the drive sprockets, the chain conveyors having a connecting part (24a) on each of their links, a series of bottom plates (26) each of which is connected to opposite connecting parts (24a) of said links, wherein each bottom plate defines spaced sides, a side wall member (27) pivotally connected to one of the sides of each said bottom plate to form a unit mould transversely, wherein each side wall member is pivotable relative to the bottom plate to which the sidewall member is connected, between a forming position on the forming run of the chain conveyors and a release position at the outlet of the device, end pieces (30, 30'"'"') movably connected to each said bottom plate (26) to contact the ends of each unit mould, wherein said end pieces extend between the side wall members of each unit mould and are movable relative to the bottom plate to which they are connected between a forming position and a release position, wherein the side wall members and end pieces are in their forming positions on the forming run of the chain conveyors and are movable to their release positions as the chain conveyors are moved about the drive sprockets to release engagement with a product formed in said unit mould.

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