Linear direct current motor
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United States of America Patent
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-
Dec 9, 1997
Grant Date -
N/A
app pub date -
Sep 20, 1995
filing date -
Sep 21, 1994
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A linear direct current motor in which one of the primary and secondary sides is provided with two rows of field magnets that are shifted in phase by 1/8 with respect to each other so that different thrust is obtained from each row of field magnets, but the combined thrust is less variable as compared to a single row of field magnets, and there is less thrust ripple.
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