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Inventor: Abe; Kiyoshi
Address: Fukuroi, JP
No. of patents: 2
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 5646359 |
Silencing method and apparatus for pianos |
July 8, 1997 |
| A silencing apparatus is provided for pianos having an electronic sound source as well as the conventional acoustic sound mechanism. The silencing apparatus includes a plurality of arms, a stop rail bridging ends of the arms and a positioning mechanism. When acoustic sound is to be silen |
| 5528969 |
Damper unit for a piano |
June 25, 1996 |
| A damper unit for a piano is provided in which the position of a hammer stop rail for contacting the hammer shanks before the hammers strike the strings can be changed from an inoperative retracted position to a stop position with a relatively small drive force and the hammer stop rail i |
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