Patent Model - Improvement in Capodastro-Frames for Piano-Fortes
Maker and role
Christian Steinway (b.1825, d.1889), Patentee
Production date
May 21 1878
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Object detail
Media/Materials
Wood, copper
Measurements
10 3/4 x 12 x 10" (27.3 x 30.5 x 25.4cm)
Description
Steinway's patent "consists in a capodastro-frame provided with one up-bearing and two down-bearing strips, which are connected by cross-ribs and all cast in one piece..." (Patent Number 204,111)
In this particular patent, the cast frame permitted string tension to be nearly doubled, allowing for smaller piano models to have the same power and tone as larger models.
In this particular patent, the cast frame permitted string tension to be nearly doubled, allowing for smaller piano models to have the same power and tone as larger models.
Collection
Object number
2015.14.2607a,b
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