| 摘要 |
FIELD: medicine, sport. ^ SUBSTANCE: invention concerns sport facilities. A tennis racket comprises a handle, an adapter, a rim and a mesh. The mesh is made of strings crossed two by two at the angle 60 degrees in points making a perfect lattice. A star of lattice vertexes is made by two regular hexagons and two regular triangles. A common side of an interlacement is long as 8-10 diametres of the string. The string changes its position while passing between the adjacent cross points. ^ EFFECT: improved durability of the mesh and maintained impact strength. ^ 2 dwg |
