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Pad generating rhythmic sound waves

  • US 9,280,963 B1
  • Filed: 11/19/2014
  • Issued: 03/08/2016
  • Est. Priority Date: 08/14/2014
  • Status: Active Grant
First Claim
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1. A pad for generating rhythmic sound waves, the pad comprising:

  • at least two first patterns configured to generate a first sound wave in response to friction and spaced apart from each other in an outward direction from a center in an x-y plane; and

    at least two second patterns configured to generate a second sound wave in response to the friction,wherein each of the at least two first patterns is spaced and positioned in a constant distance, the at least two second patterns are positioned between two spaced first patterns among the at least two first patterns, and spaced distances between any one of the at least two first patterns and any one of the at least two second patterns are different in the outward direction from the center, andwherein the outward direction includes a first direction, a second direction, a third direction, and a fourth direction.

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