Patent ID: 7632996

Claim:
In a piano hammer comprising an elongate hammerhead having a nose portion defining side surfaces and a felt covering surrounding the nose portion with tail portions of the felt covering affixed to the side surfaces, said felt covering defining a substantially elliptical peripheral surface which extends from a top of the hammer, in a region for striking a piano string, away from this region through a widest point, between a front and a back of the hammer, called an “equator”, to the terminus of said tail portions, the improvement comprising an elongate voicing tape arranged on the peripheral surface of the felt covering, heat fused only at its ends to the felt covering and extending from said region for striking a piano string along the front and back of the hammer to points beyond said equator, said voicing tape comprised of a synthetic, non-woven fabric material strip coated thinly and evenly on one side and only at the respective ends with a heat fusible adhesive and is resistant to wear and other damage and permanently re-voices the piano, when applied to all keys, making the piano quieter and extending its dynamic range.