Patent JPS54716A successfully refreshed from Google Patents.
JPS54716A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Brushless direct current motor
Assignee: Sony Corp
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Filing: 1977-06-03
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Granted: —
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Expires: 1997-06-03
Abstract
Abstract PURPOSE: To reduce torque ripple and also to simplify a composition of an electrifying angle control circuit, by applying to a part of a rotary magnet the magnetic pole for rotary angle position detecting which serves to control an electrifying angle of a fixed coil. COPYRIGHT: (C)1979,JPO&Japio
Inventors
- 👤 Masami Uchiyama
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-08 19:28
CPC Classifications
—
Claims Analysis
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References Cited (Backward Citations)
JPS5092405A
Cited
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