Hollow concrete stuffing and its application

Hollow concrete stuffing and its application

CN
  • CN 1,548,679 A
  • Filed: 05/06/2003
  • Published: 11/24/2004
  • Est. Priority Date: 05/06/2003
  • Status: Active Application
First Claim
Patent Images

1. , a kind of hollow block for filling concrete, comprise hollow matrix (1), spike (2), spike (2) is arranged on the outer wall (3) of carcass (1), and outer wall (3) surrounds the hollow matrix (1) that is formed with cavity (4), it is characterized in that hollow matrix (1) is provided with at least one groove (5).

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