Pumps – Motor driven – Electric or magnetic motor
Patent
1998-07-02
2000-08-29
Freay, Charles G.
Pumps
Motor driven
Electric or magnetic motor
41742315, 4174241, 165122, F04B 1703
Patent
active
061098906
ABSTRACT:
A miniature blower assembly includes a base plate, a circuit board, a coil seat, a blower, and an upper lid. The base plate includes an air outlet and a spiral air passage communicated with the air outlet. The base plate further includes a recessed area, a bottom wall which defines the recessed area including a peg formed thereon. The circuit board is received in the recessed area of the base plate and includes a sensor element and a plurality of control elements mounted thereon. The coil seat is engaged on the peg on the base plate and includes an axle tube and a winding wound therearound. The blower includes a shaft rotatably received in the axle tube. The upper lid is releasably engaged with the base plate and includes an inlet opening communicated with the spiral air passage.
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Evora Robert Z.
Freay Charles G.
Sunonwealth Electric Machine Industry Co. Ltd.
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