EP0456874A1
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Overload protection for the winding of a DC-series-motor, monitored by a rotational speed measuring device
Assignee: AKO Werke GmbH and Co KG
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Filing: 1990-05-18
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Granted: —
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Expires: 2010-05-18
Abstract
Abstract In a DC-series-wound motor (M) whose rotation speed is controlled, monitored by a rotational speed measuring device (tachogenerator TG) and which is supplied from an AC source (R; Mp), in order to be able to ensure effective overload protection for the motor winding at a low structural and production cost, according to the invention the thermal switch (Th) which is provided for monitoring the winding is connected in series with the tachogenerator (TG). <IMAGE>
Inventors
- 👤 Hans-Wilhelm Dipl.-Ing. Klein
- 👤 Fritz Dipl.-Ing. Albicker (Fh)
- 👤 Helmut Dipl.-Ing. Simon
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-10-27 21:41
CPC Classifications
H; H02; H02H; H02H7/00; H02H7/08; H02H7/093; H02H7/085; H02H7/0852
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB1363738A
Cited
FR2177706A1
Cited
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