Porous cellular checker brick

Porous cellular checker brick

  • CN 201,072,233 Y
  • Filed: 07/31/2007
  • Issued: 06/11/2008
  • Est. Priority Date: 07/31/2007
  • Status: Active Grant
First Claim
Patent Images

1. porous honeycomb checker brick, it comprises brick body (2), offers porose (1) on the brick body, it is characterized in that:

  • described hole (1) footpath scope is φ

    34mm-φ

    18mm;

    Be respectively arranged with boss (4) and groove (3) at upper and lower two end faces of brick body, the boss of upper and lower two end faces and groove are corresponding one by one, and its center line coincides.

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