Toothbrush
First Claim
1. A toothbrush comprising a head portion with a brush portion located on a surface thereof, a toothbrush body, and a shaft that connects the head portion and the toothbrush body, the toothbrush body being provided with light emitting means to irradiate light toward the head portion, the shaft being structured to permit the light to transmit or pass therethrough, at least a surface of the head portion including an elastic portion located thereon, and a tip end of the head portion not including the elastic portion located thereon and thereby provided with a tip-end light transmitting portion.
2 Assignments
0 Petitions
Accused Products
Abstract
[Problem] To provide a toothbrush, in which illumination of an interior of an oral cavity enables an assistant to grasp the state of the interior of an oral cavity of a person being assisted, and an uncomfortable strike against the interior of an oral cavity caused by a portion made of a hard material can be prevented as far as possible during brushing.
[Means for Resolution] A toothbrush 10 comprising a head portion 31 formed on a surface thereof with a brush portion 55, a toothbrush body 11, and a shaft 25 that connects the head portion and the toothbrush body, the toothbrush body being provided with light emitting means 21 to irradiate light toward the head portion, the shaft being formed to permit the light to transmit therethrough, at least a surface of the head portion being formed with elastic portions 34, 36, and a tip end of the head portion being not formed with the elastic bodies and thereby provided with a tip-end light transmitting portion 37.
49 Citations
17 Claims
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1. A toothbrush comprising a head portion with a brush portion located on a surface thereof, a toothbrush body, and a shaft that connects the head portion and the toothbrush body,
the toothbrush body being provided with light emitting means to irradiate light toward the head portion, the shaft being structured to permit the light to transmit or pass therethrough, at least a surface of the head portion including an elastic portion located thereon, and a tip end of the head portion not including the elastic portion located thereon and thereby provided with a tip-end light transmitting portion.
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6. A toothbrush comprising a head portion with a brush portion, a toothbrush body, and a shaft that connects the head portion and the toothbrush body,
the toothbrush body being provided with a light emitting device configured to irradiate light toward the head portion, the shaft being structured to permit the light to transmit or pass therethrough, at least a surface of the head portion including an elastic portion, and the elastic body being formed from a transparent material.
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10. A toothbrush comprising a head portion with a brush portion located on a surface thereof, a toothbrush body, and a shaft that connects the head portion and the toothbrush body,
the toothbrush body being provided with a light emitting device that is configured to irradiate light toward the head portion, the shaft being structured to permit the light to transmit or pass therethrough, at least a surface of the head portion including an elastic portion located thereon, and a portion of the head portion not including the elastic portion located thereon and thereby provided with a head portion light transmitting portion.
Specification