Patent DE3200288A1 successfully refreshed from Google Patents.
DE3200288A1
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Tuning key
Assignee: Individual
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Filing: 1982-01-07
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Granted: —
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Expires: 2002-01-07
Abstract
Abstract A tuning key having a motor-controlled, automatically adjusting socket key-receiving bush (STCKS), a twist preventer locked on tuning pegs and devices for rapid mounting and dismantling of the twist preventer lock can be used on all stringed instruments which can be tuned by string pegs, under control by a regulating circuit which is fed with the tone frequency of the string, belonging to the tuning peg to be adjusted, as the actual value and with a preselected reference frequency as the set value which is controlled in the direction opposite to the control deviation. <IMAGE>
Inventors
- 👤 Roman 8000 München Koller
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-09 22:03
CPC Classifications
G; G10; G10G; G10G7/00; G10G7/02; G10C; G10C9/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE115573C
Cited
DE3018140A1
Cited
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