Toothbrush
First Claim
Patent Images
1. A toothbrush comprising:
- a handle at one end, a brush head at the opposite end, at least one bristle holder oscillatably mounted within said brush head, a motor within said handle, and a transmission assembly coupling said motor to said bristle holder to oscillate the bristle holder upon energization of the motor;
characterized in that said transmission includes a carrier assembly carrying said bristle holder and reciprocatable therewith within said brush head by said motor; and
coupling means between said bristle holder and said brush head effective to oscillate said bristle holder upon its reciprocation by said motor.
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Accused Products
Abstract
A toothbrush includes a bristle holder oscillatably mounted within a brush head, and a carrier assembly carrying the bristle holder and reciprocatable with it within the brush head by a motor; and a coupling between the bristle holder and the brush head effective to oscillate the bristle holder upon its reciprocation by the motor.
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Citations
20 Claims
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1. A toothbrush comprising:
- a handle at one end, a brush head at the opposite end, at least one bristle holder oscillatably mounted within said brush head, a motor within said handle, and a transmission assembly coupling said motor to said bristle holder to oscillate the bristle holder upon energization of the motor;
characterized in that said transmission includes a carrier assembly carrying said bristle holder and reciprocatable therewith within said brush head by said motor; and
coupling means between said bristle holder and said brush head effective to oscillate said bristle holder upon its reciprocation by said motor. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
- a handle at one end, a brush head at the opposite end, at least one bristle holder oscillatably mounted within said brush head, a motor within said handle, and a transmission assembly coupling said motor to said bristle holder to oscillate the bristle holder upon energization of the motor;
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17. A toothbrush comprising:
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a handle at one end; a brush head at the opposite end; at least one bristle holder oscillatably mounted within said brush head; a motor within said handle; and a transmission assembly coupling said motor to said bristle holder to oscillate the bristle holder upon energization of the motor; said transmission including a carrier assembly carrying said bristle holder and reciprocatable therewith within said brush head by said motor towards and away from said handle; and coupling means between said bristle holder and said brush head comprising a circular gear non-rotatably coupled to said bristle holder and meshing with a rack fixed to said brush head and effective to oscillate said bristle holder upon its reciprocation by said motor. - View Dependent Claims (18, 19, 20)
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Specification