A - Human Necessities – 61 – H
Patent
A - Human Necessities
61
H
128/23
A61H 9/00 (2006.01) G01R 31/36 (2006.01) H01M 10/44 (2006.01)
Patent
CA 1140825
BATTERY OPERATED PORTABLE HYDROMASSAGE APPLIANCE ABSTRACT OF THE DISCLOSURE A battery operated portable hydromassage appliance including control circuitry which senses the voltage level of the battery. When the battery voltage is below a predetermined level, the control circuitry automatically shuts the unit off so that the battery may be recharged before irreversible damage to the battery occurs. Also included is a low frequency os- cillator which in combination with the low battery detector applies a pulsing input to the motor to turn the pump motor on and off and accordingly create a pulsing effect at the hydro- massage appliance output.
349553
Macrae & Co.
The Gillette Company
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