BASE OF TABLE TENNIS RACKET Russian patent published in 2021 - IPC A63B59/00 

Abstract RU 2762639 C1

FIELD: sports equipment.

SUBSTANCE: invention relates to sports equipment, in particular to a base of a table tennis racket, which promotes physical development and coordination of human movements. The racket base is proposed, containing a playing part, a handle, the central layer and the first, outer layers and second layers of wood connected to them with an adhesive composition, including one of named layers of composites under the first or the second layers of wood: carbon, soft carbon, Arylate, Arylate-Carbon, acrylic carbon (AC carbon), hybrid carbon (carbon CFL), fiber, fiber-carbon, Fiberglass, Zylon, Zylon-Carbon, Zylon-fiber (ZLF), Kevlar, Carbokev, Texalium, wherein the base contains a strip of a radial cut of wood with a thickness of 0.8÷3.0 mm vertically located to layers of wood, with a width of a base thickness, a density of no less than an upper layer density, which is glued to the end of the base to all layers, starting from the end of the playing part opposite to the handle, and which reaches the beginning of the handle to increase the playing spot of the base by increasing rigidity and the associated reduction in vibration of edges of the base in contact with a ball, characterized in that the first layers are made of hinoki wood, the second layers are made of limbo wood, and the central layer is made of kiri wood, wherein, under the first or the second layers of wood, in addition to named layers of composites, one of layers of composites is located: V-carbon (VC), carbon CF, aramid carbon (ARC), Cellulose Nano Fiber CNF, Super ZL Carbona, TAMCA 5000, CAF (Control Assist Fiber), ULC.

EFFECT: improving the device due to new elements and their new connections in the racket base, which make it possible to improve technical characteristics, namely, to increase the stability of maintaining the speed and rotation of the ball over the entire impact surface of the base.

4 cl, 2 dwg

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RU 2 762 639 C1

Authors

Tebenko Yurij Mikhajlovich

Dates

2021-12-21Published

2020-11-16Filed