Multiple stage miniature stepping motor

Patent · 31 December 1980

OSTI ID:863764

Niven, William A ^[1]; Shikany, S David ^[2]; Shira, Michael L ^[3]

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1. Livermore, CA
2. Danville, CA
3. Fremont, CA

A stepping motor comprising a plurality of stages which may be selectively activated to effect stepping movement of the motor, and which are mounted along a common rotor shaft to achieve considerable reduction in motor size and minimum diameter, whereby sequential activation of the stages results in successive rotor steps with direction being determined by the particular activating sequence followed.

• Research Organization: Lawrence Livermore National Laboratory (LLNL), Livermore, CA
• DOE Contract Number: W-7405-ENG-48
• Assignee: United States of America as represented by United States (Washington, DC)
• Patent Number(s): US 4243900
• OSTI ID: 863764
• Country of Publication: United States
• Language: English

Related Subjects

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achieve
activated
activating
activation
common
comprising
considerable
determined
diameter
direction
effect
followed
miniature
minimum
motor
motor comprising
mounted
movement
multiple
multiple stage
particular
plurality
reduction
results
rotor
rotor shaft
selectively
selectively activate
selectively activated
sequence
sequential
shaft
size
stage
stages
stepping
stepping motor
steps
successive
whereby