Vibrator system and vibrotherapeutic device using the same

Details Vibrator system and vibrotherapeutic device using the same Vibrator system and vibrotherapeutic device using the same

1988-07-08

1991-09-24

Apley, Richard J.

Surgery

Truss

Perineal

128 33, 128 39, 128 41, 310323, A61H 100

Patent

active

050505874

ABSTRACT:
Disclosed is a novel vibrator system which comprises an ultrasonic motor; a driver circuit which supplies a forwardly-rotatory and reversely-rotatory signals to the ultrasonic motor; and a switching control circuit wich alternately switch the signals. The vibrator system attains a high energy efficiency even when miniaturized, as well as normally working without causing a large operation noise when loaded. The vibrotherapeutic device wherein the vibrator system is assembled can be advantageously used to massage human body.

REFERENCES:
patent: 4232661 (1980-11-01), Christensen
patent: 4343303 (1982-08-01), Williams
patent: 4354067 (1982-10-01), Yamada et al.
patent: 4697581 (1987-10-01), Endo et al.
patent: 4827914 (1989-05-01), Kamazawa
patent: 4853579 (1989-08-01), Kawasaki et al.

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