A - Human Necessities – 47 – L
Patent
A - Human Necessities
47
L
A47L 5/00 (2006.01) A47L 5/26 (2006.01) A47L 5/30 (2006.01) A47L 9/00 (2006.01)
Patent
CA 2111786
ELECTRICALLY INSULATING BELT DRIVE FOR VACUUM CLEANER MOTOR ASSEMBLY Abstract of the Disclosure A vacuum cleaner assembly includes a motor and drive shaft extending therefrom adapted for driving an elastomeric belt which, in turn, is used to rotate a revolving brush supported in a cleaner housing. A composite belt drive member is affixed in axial alignment to an end of the motor shaft and has a relatively rigid member and electrically insulating annular oversheath. The sheath is tapered to provide a nest portion for retaining the belt on the drive member during shaft rotation. The sheath is a plastic material which provides the desired electrical insulation function.
Royal Appliance Mfg. Co.
Sim & Mcburney
LandOfFree
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