ELECTRIC MOTOR
PROBLEM TO BE SOLVED: To reduce both current ripple and rotational shake.SOLUTION: In an electric motor 40 comprising a pair of magnets forming counter electrodes and eight slots, namely, in the electric motor 40 of [2P8S] capable of suppressing rotational shake by reducing a whirling electromagneti...
Gespeichert in:
Hauptverfasser: | , , , , |
---|---|
Format: | Patent |
Sprache: | eng ; jpn |
Schlagworte: | |
Online-Zugang: | Volltext bestellen |
Tags: |
Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
|
Zusammenfassung: | PROBLEM TO BE SOLVED: To reduce both current ripple and rotational shake.SOLUTION: In an electric motor 40 comprising a pair of magnets forming counter electrodes and eight slots, namely, in the electric motor 40 of [2P8S] capable of suppressing rotational shake by reducing a whirling electromagnetic force, a separation distance X[deg] between end faces SF1 and SF2 of brushes BR1 and BR2 in a circumferential direction of a commutator 49 is made meet (((2×n)-2)/2)×(360/(2×n))≤X |
---|