| 摘要 |
FIELD: individual supplies. ^ SUBSTANCE: toothbrush includes case (12) consisting of handle section, head section and neck section between handle and head sections, and functional components positioned at least partially in case and including electric functional unit (22) and power source for the functional unit (22). Power source includes battery (24) and at least one contact element (28). Battery (24) and at least one contact element (28) are positioned in the inner space (36) of case. Inner space (36) is sealed by primary sealing element to prevent battery (24) contact to water drops and other alien substances and can be opened and closed at least to such extend as to allow access from outside to at least one contact element (28) at least for recharging. ^ EFFECT: cost-effective method of charging, reliable operation, spared space, simple implementation and minimal size of toothbrush. ^ 33 cl, 16 dwg |
