Method of supporting the rotor of a stepper motor, and...

Details Method of supporting the rotor of a stepper motor, and... Method of supporting the rotor of a stepper motor, and...

H - Electricity

02

K

310/54, 310/57

H02K 37/00 (2006.01) F16C 13/02 (2006.01) F16C 35/02 (2006.01) H02K 5/16 (2006.01) H02K 5/167 (2006.01) H02K 15/00 (2006.01)

Patent

CA 1198144

METHOD OF SUPPORTING THE ROTOR OF A STEPPER MOTOR, AND STEPPER MOTOR INCLUDING SUCH SUPPORT Abstract of the Disclosure The stator (10-13) and rotor (40-43) of a stepper motor are assembled, and two bearings (44, 45) for rotatably supporting the rotor are assembled with the rotor shaft (40) prior to attachment of the bearings to attachment plates (28, 33) carried by the stator. Thereafter, each bearing is bonded to one of the attachment plates. The bonding material (55) is injected through a hole (52, 54) in each attachment plate into the region between that plate and its respective bearing. Each bearing may be formed with an annular channel (51, 53) for accommodating the bonding material.

419328

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