A - Human Necessities – 63 – B
Patent
A - Human Necessities
63
B
A63B 51/12 (2006.01) A63B 49/00 (2006.01) A63B 49/02 (2006.01) A63B 59/00 (2006.01) A63B 49/08 (2006.01) A63B 49/10 (2006.01)
Patent
CA 2246104
In a device for damping the vibrations of a ball racket (1) and, in particular, a tennis racket, squash racket or racket-ball racket, a damper weight is mounted on or in the grip-side end of the ball racket so as to be able to elastically excurse from the axis of tree handle grip, its weight being selected between 0.6 to 3.5 % of the weight of the strung racket (1) and the elastic mounting being designed or dimensioned with a view to an at least monoaxial excursion at an eigenfrequency of between 100 and 300 Hz.
Lammer Herfried
Umlauft Helmut
Head Sport Aktiengesellschaft
Head Sport Gmbh
Norton Rose Or S.e.n.c.r.l.,s.r.l./llp
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