发明名称 |
DEVICE FOR JOINING TOGETHER BUILDING BOARDS, SUCH AS FLOOR BOARDS |
摘要 |
Device for joining together building boards, such as floor boards, edge surface to edge surface. It comprises a groove (2) in the rear side of each board (1), the groove running over the entire length of the board parallel to its jointing edge, and a substantially U-shaped spring device (3), the legs (5) of which are adapted each to engage the groove of one board, and which is prestressed so that, upon said engagement, the boards are tightly clamped together edge surface to edge surface. |
申请公布号 |
WO8402155(A1) |
申请公布日期 |
1984.06.07 |
申请号 |
WO1983SE00423 |
申请日期 |
1983.12.02 |
申请人 |
CARLSSON, JAN;BJOERKLUND, CHRISTER |
发明人 |
CARLSSON, JAN;BJOERKLUND, CHRISTER |
分类号 |
E04F15/04;(IPC1-7):04F15/14 |
主分类号 |
E04F15/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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