Electricity: motive power systems – Open-loop stepping motor control systems
Patent
1988-07-12
1989-12-19
Shoop, Jr., William M.
Electricity: motive power systems
Open-loop stepping motor control systems
318685, H02P 800
Patent
active
048885428
ABSTRACT:
The present invention relates to a driving method of a stepping motor, wherein the hold position of the motor does not change and further no complicated control is required in controlling current for economizing power consumption by controlling the coil current in a manner that the balance of torque may not be disturbed by excitation winding.
REFERENCES:
patent: 4603287 (1986-07-01), Setoya
patent: 4607208 (1986-08-01), Setoya
patent: 4739239 (1988-04-01), Krause et al.
Bergmann Saul M.
Shoop Jr. William M.
Star Seimitsu Kabushiki Kaisha
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