发明名称 |
Wall block and wall block system for constructing walls |
摘要 |
Wall blocks and methods of constructing walls from the wall blocks which have a side connection system interlocking adjacent blocks whereby a side of the block is provided with a channel or slot that is configured to engage a corresponding projection on the adjacent block. The side connection system may alternatively have a connection receiving cavity formed by channels or slots on the sides of the blocks which are configured to align with a channel or slot from adjacent blocks where a connector may be received to interlock the blocks.
|
申请公布号 |
US7971407(B2) |
申请公布日期 |
2011.07.05 |
申请号 |
US20080124311 |
申请日期 |
2008.05.21 |
申请人 |
KEYSTONE RETAINING WALL SYSTEMS, INC. |
发明人 |
MACDONALD ROBERT A. |
分类号 |
E04C3/22;E04C3/20 |
主分类号 |
E04C3/22 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|