METHOD FOR DRIVING A STEPPER MOTOR
... STEPPER MOTOR. Document Type: Application. Inventor: Applicant: BECKMAN INSTRUMENTS, INC.. Assignee: Patent Number: 0152427 0152427A1 0152427 A1 0,152,427 0,152,427A1 152427 152427A1 152,427 152,427A1 ...
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Stepper motor control circuit
A stepper motor control circuit includes a waveform generator circuit which produces two identical substantially stepless symmetrical waveforms (preferably a triangular configuration) at a frequency ...
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METHOD FOR DRIVING A STEPPER MOTOR
The method includes varying the width of the high level drive impulses of a bi-level drive system based on the desired speed to be achieved by the stepper motor. A microprocessor is used to vary the ...
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Stepper motor system
Patent Publication Date: 08/06/1991. An electrical stepper motor system is provided in which a microcomputer controlled driver monitors the real time operating parameters of the stepper motor. The ...
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Multi-phase hybrid stepper motor
To minimize fluctuation of torque, improve torque stiffness, and reduce resonance vibration during rotation in the hybrid stepper motor. The magnetic poles have two or more teeth placed with the same ...
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LOW-COST SYNCHRONOUS OR STEPPER MOTOR
A dual phase stepper motor is described, particularly for driving an indicator needle, of the type comprising a stator part formed by a main block (1) of a soft magnetic material connected to four ...
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Current sensing of DC or a stepper motor
... stepper motor. Document Type: Patent. Inventor: Izadinia, Mansour;Ueunten, Paul. Applicant: Assignee: National Semiconductor Corporation. Patent Number: 05032745 05032745A 05032745 A 05,032,745 05,032 ...
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Microprocessor stepper motor drive
A microprocessor stepper motor drive uses a single acceleration/deceleration profile regardless of the final velocity of the device being driven. A first down counter stores the desired final velocity ...
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Stepper motor load tuning
A method is provided for adjusting to an original predetermined value the natural frequency of the carrier load of a processor controlled stepper motor driving said carrier through a belt and pulley ...
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Linear stepper motor
In a preferred embodiment, linear stepper motor, comprising; an annular stator structure; an axially extending, cylindrical, permanent magnet shaft extending coaxially through said annular stator ...
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