| 摘要 |
FIELD: fastening means in building, namely anchors mounted in seat due to percussion action. SUBSTANCE: driven anchor includes sleeve with concentric opening, concentric truncated cone that may engage with bottom of seat for anchor. End portion of sleeve is in the form of above mentioned truncated cone; thickness of material separating small base of truncated cone and opening is selected according to condition of breaking part of anchor at process of mounting it when said part rests upon bottom of seat for anchor. After above mentioned breaking truncated cone may be inserted to opening of sleeve by wedging it. Anchor may be made of anisotropic material. EFFECT: simplified lowered-cost design of anchor, enhanced comfortability of using it. 2 cl, 3 dwg |
