1976-08-13
1978-04-18
Schaefer, Robert K.
Music
Instruments
84 116, 84173, G10C 304
Patent
active
040844730
ABSTRACT:
An electric piano having a casing provided with a frame made as a casting or the like with a plurality of strings stretched on the piano and supported at intermediate portions by a bridge member. A plurality of hammers driven by respective keys strikes the strings and pickups are provided for detecting vibrations of the strings. An amplifier is connected to the pickups and a speaker is connected to the amplifier. The bridge member is supported on supporting members attached to the frame through shock absorbing members of rubber or the like, and the pickups are constituted by piezoelectric elements mounted at any desired position in the supporting members.
REFERENCES:
patent: 1962410 (1934-06-01), Wegel
patent: 2038995 (1936-04-01), Hammond, Jr.
patent: 2505804 (1950-05-01), Stein
patent: 3049958 (1962-08-01), Benioff
patent: 3519721 (1970-07-01), Martin et al.
patent: 3530228 (1970-09-01), Scherer
patent: 3543630 (1970-12-01), Ferris et al.
patent: 3931752 (1976-01-01), Mussuzman
Kitashima Riichi
Matsumoto Masakazu
Tagaki Shinji
Kabushiki Kaisha Kawai Gakki Seisakusho
Miska Vit W.
Schaefer Robert K.
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