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EP0044244A2 Expired / Lapsed EP ⏱️ 0.0 years remaining

Single-phase induction motor

Assignee: Wilo Salmson France SAS
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Filing: 1981-07-03
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Granted: —
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Expires: 2001-07-03
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Abstract

Abstract 1. Asynchronous motor supplied by an alternating monophase current comprising, in series with its main winding (1), an interrupter (4) controlled in a manner to be conductive during a fraction of each alternation of the supply current, characterized in that a resistor (21) having a positive temperature coefficient (PTC) is connected in parallel to said controlled interrupter (4) for short-circuiting said interrupter during the starting period of the motor and to form an open circuit in the permanent operation mode.

Inventors

  • 👤 Gérard Busson

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-10-28 15:34
CPC Classifications
H; H02; H02P; H02P25/00; H02P25/02; H02P25/04; H02P1/00; H02P1/16; H02P1/42; H02P1/44

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