Patent ID: 11937688
Assignee: SMART CHIP MICROELECTRONIC CO. LIMITED
Field: Medical technology (Instruments)
Classification: CPC A  G  H | IPC A  G  H

Claim 8:
9. The toothbrush according to claim 1, wherein the toothbrushing motions have a brushing motion frequency of below 2 kHz, including below 1.8 kHz, below 1.6 kHz, below 1.4 kHz, below 1.2 kHz, below 1 kHz, below 800 Hz, below 600 Hz; and/or the switching frequency is an ultrasonic frequency, including above 20 kHz, above 22 kHz, above 24 kHz, above 26 kHz, above 28 kHz, above 30 kHz, above 40 kHz.