Surface groove system for building sheets

Surface groove system for building sheets

  • CN 100,449,086 C
  • Filed: 01/19/2001
  • Issued: 01/07/2009
  • Est. Priority Date: 02/28/2000
  • Status: Active Grant
First Claim
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1. building board, its structure make it be divided into two parts or more parts along predetermined line, and described sheet material comprises:

  • A straight flat board has front and back and by the two thickness that limits;

    WithHave surface groove at least one at one of its front and back, described groove limits described line, and in order to described sheet material is divided into two parts or more parts, wherein said building board is made with fibre reinforced cement;

    Wherein said line is by the surface mesh system specialization on one of at least on described front and described back of the body surface, described surface mesh system comprises the multiple tracks cut-in groove on the surface that is carved into described sheet material, and described multiple tracks cut-in groove extends across the surface of described sheet material with some linear fashion.

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