DEVICE FOR MEASURING COMMUTATION PERIOD OF DIRECT-CURRENT COMMUTATOR MACHINES WITH SINGLE BRUSH OVERLAPPING Russian patent published in 1996 - IPC

Abstract RU 2066911 C1

FIELD: test equipment for DC machines. SUBSTANCE: high-frequency oscillator connected into series oscillatory circuit incorporating inductance coil, brush, and commutator is used for measuring commutation period. During commutation circuit frequency is modulated and modulation frequency is measured. EFFECT: facilitated measurement procedure. 3 dwg

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RU 2 066 911 C1

Authors

Kharizman Ju.D.

Saburov A.N.

Skorospeshkin A.I.

Solov'Ev A.A.

Chumak V.V.

Dates

1996-09-20—Published

1990-10-16—Filed