Rockin’ Patent – Martin B. Cohen’s “Percussion Instrument”

October 13, 2020

Rockin’ Patent®: US Patent No. 3,439,572
Filed: 14 April 1967
Inventor: Martin B. Cohen
Title: Percussion Instrument
What’s claimed: “A percussion instrument comprising, a sound chamber, having a cavity with at least one open portion, support means secured to said chamber within said cavity, a plurality of spaced-apart elements slidably coupled to said support means and adapted to strike at least one wall of said chamber, and a vibratory rod member secured to, and external of said sound chamber, and having a hand grip along its length, for imparting sustained vibrations to said chamber”.
Why this patent rocks: This patent explains that the ‘vibraslap‘ is “for simulating the sound of a natural animal jawbone”.

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Rockin’ Patent – Martin B. Cohen’s “Percussion Instrument”

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