Muffler for pianos

Details Muffler for pianos Muffler for pianos

1990-03-09

1990-11-20

Franklin, Lawrence R.

Music

Instruments

Stringed

G01C 326

Patent

active

049709291

ABSTRACT:
The present invention relates to a mechanism capable of simply making a low sound volume performance on the piano, and more particularly to a muffler for pianos, which includes a flat muffler member of a cushioning material provided slidably on a damper guide holder, and which is adapted to make a low sound volume performance on the piano by striking strings by hammers with the flat muffler member of a cushioning material advanced to a position between the hammers and strings, and a regular sound volume performance thereon by striking the strings by the hammers directly with the muffler member slidingly retreated to its normal position.

REFERENCES:
patent: 2727420 (1955-12-01), Welsh
patent: 3640171 (1972-02-01), Giglio
patent: 4450747 (1984-05-01), Aoyama
patent: 4633753 (1987-01-01), Takahashi
patent: 4704931 (1987-11-01), Nagai et al.

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