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Vibration damping for a cue stick

  • US 7,297,068 B2
  • Filed: 10/22/2004
  • Issued: 11/20/2007
  • Est. Priority Date: 10/22/2004
  • Status: Expired due to Fees
First Claim
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1. A vibration reducing shaft for a cue stick comprising:

  • a shaft with a free end and a butt end, the shaft comprising a wood material and configured to form an axially rigid ensemble by mating with a segment portion of the cue stick, the shaft including a damping material, the damping material having a density greater than the wood material of the shaft, the damping material configured to reduce the vibration of the shaft when a ball strikes the free end of the shaft;

    the damping material being located within a half of the shaft closest to the butt end;

    the damping material comprising a composite material that includes a piezoelectric material with fibers substantially aligned along a longitudinal direction of the shaft.

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