Pulse width modulation drive and method for ornaments with...

Details Pulse width modulation drive and method for ornaments with... Pulse width modulation drive and method for ornaments with...

A - Human Necessities

47

G

A47G 33/00 (2006.01) A63H 29/22 (2006.01) H02K 7/14 (2006.01) H02P 27/08 (2006.01)

Patent

CA 2550898

A decoration device may include a low-friction drive line and a PWM controlled motor that reduces or eliminates the gearing needed to achieve appropriate speed and torque at the motor output shaft. In preferred embodiments, the decoration device is an ornament that includes a low friction interfaces to accommodate relatively low torque output from the PWM drive motor. In certain embodiments, the PWM controller drives a motor at low speeds suitable for ornament applications.

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