Drive unit for double fan
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United States of America Patent
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-
Nov 2, 1993
Grant Date -
N/A
app pub date -
May 8, 1992
filing date -
May 11, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The invention relates to a drive unit for a double fan consisting of two external rotor motors (1, 2) arranged alongside each other on a common motor shaft (3), wherein the external rotor motors (1, 2) are arranged with respect to each other in such a way that the poles of the stators (12) of the two motors (1, 2) and the poles of the rotors (7) of the two motors lie in mirror image symmetry with respect to each other with reference to a dividing plane X--X running between the two external rotor motors (1, 2) at right angles to the motor shaft (3).
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