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Siding board for clapboard boarding and a clapboard boarding structure

  • US 20030014936A1
  • Filed: 07/18/2002
  • Published: 01/23/2003
  • Est. Priority Date: 07/19/2001
  • Status: Active Grant
First Claim
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1. A siding board for clapboard boarding that is employed in a clapboard boarding structure in which a plurality of siding boards are fastened to a framework of a building such that lower side portions of upper siding boards are overlapped frontward of upper side portions of lower siding boards, wherein the siding board is a ceramic type siding board, the siding board comprising:

  • vertical joint grooves on a designed surface thereof, lower edges of a lower side portion formed at different heights with boundaries of the vertical joint grooves, a rear surface stepped portion formed on the lower side portion, which has been obtained by notching a rear surface of the siding board, and an upper end surface of the rear surface stepped portion formed to extend in a substantially straight line in lateral directions.

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