Electrical generator or motor structure – Dynamoelectric – Rotary
Patent
1994-05-06
1995-10-24
Stephan, Steven L.
Electrical generator or motor structure
Dynamoelectric
Rotary
310 67R, H02K 504, H02K 708
Patent
active
054612713
ABSTRACT:
A brushless motor comprises a bearing rotatably supporting a spindle and a rotor mounted on the spindle. A drive magnet rotates integrally with the rotor. A stator core is disposed to face the drive magnet and has a drive coil wound thereon. A base plate is included on which the stator core is mounted. A bearing holder is provided for holding the bearing, which engages the base plate. A fixing plate is arranged for positioning and fixing the bearing holder and the stator core on the base plate. A fastening member is arranged for fastening the fixing plate to the base plate with bearing holder disposed between the base plate and the fixing plate and with the fixing plate engaged with the bearing holder.
REFERENCES:
patent: 4578606 (1986-03-01), Welterlin
patent: 4626727 (1986-12-01), Janson
patent: 5173628 (1992-12-01), Yoshida et al.
patent: 5254895 (1993-10-01), Koizumi
patent: 5304879 (1994-04-01), Suzuki et al.
Asama Kiichi
Ashibe Hiroo
Haszko D. R.
Sankyo Seiki Mfg. Co. Ltd.
Stephan Steven L.
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