Complex motion toothbrush
First Claim
1. An electric toothbrush, comprising:
- a handle at a first end of the toothbrush having a motor disposed therein;
a head at a second end of the toothbrush, the head having a longitudinal axis, the head having a first bristle holder with a plurality of bristle tufts and a second bristle holder with a plurality of bristle tufts, each of the bristle tufts of the first and second bristle holders having a base end connected to its respective bristle holder and an opposite free end; and
a motor is operatively connected to the second bristle holder to move the second bristle holder in a side-to-side direction with respect to the head, wherein the base ends of the tufts of the second bristle holder move in unison and in the same direction with the free ends thereof, and wherein the motor is operatively connected to the first bristle holder to oscillate the first bristle holder about an axis passing through the first bristle holder and generally perpendicular to the longitudinal axis of the head.
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Accused Products
Abstract
A detachable head for use with an electric toothbrush is provided. The electric toothbrush has a handle with a motor disposed therein at a first end of the toothbrush. The toothbrush also has a head at a second end, the head having a longitudinal axis, the head also having a first bristle holder with a plurality of bristle tufts and a second bristle holder with a plurality of bristle tufts. The motor is operatively connected to the second bristle holder to move the second bristle holder in a side-to-side direction with respect to the head. The motor is also operatively connected to the first bristle holder to oscillate the first bristle holder about an axis passing through the first bristle holder and generally perpendicular to the longitudinal axis of the head.
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Citations
44 Claims
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1. An electric toothbrush, comprising:
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a handle at a first end of the toothbrush having a motor disposed therein;
a head at a second end of the toothbrush, the head having a longitudinal axis, the head having a first bristle holder with a plurality of bristle tufts and a second bristle holder with a plurality of bristle tufts, each of the bristle tufts of the first and second bristle holders having a base end connected to its respective bristle holder and an opposite free end; and
a motor is operatively connected to the second bristle holder to move the second bristle holder in a side-to-side direction with respect to the head, wherein the base ends of the tufts of the second bristle holder move in unison and in the same direction with the free ends thereof, and wherein the motor is operatively connected to the first bristle holder to oscillate the first bristle holder about an axis passing through the first bristle holder and generally perpendicular to the longitudinal axis of the head. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26)
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27. A replaceable head for an electric toothbrush, comprising:
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a distal end and a connecting end for connecting to a toothbrush handle or neck;
a longitudinal axis;
a first bristle holder at the distal end of the replaceable head, the first bristle holder comprising a plurality of bristle tufts; and
a second bristle holder at the connecting end of the replaceable head, the second bristle holder comprising a plurality of bristle tufts, wherein each of the bristle tufts of the first and second bristle holders have a base end connected to its respective bristle holder and an opposite free end; and
a shaft portion having a longitudinal axis and a cam, wherein the shaft portion engages the second bristle holder to move the second bristle holder in a side-to-side direction with respect to the head, wherein the base ends of the tufts of the second bristle holder move in unison and in the same direction with the free ends thereof, and wherein the shaft portion engages the first bristle holder to oscillate the first bristle holder about an axis passing through the first bristle holder and generally perpendicular to the longitudinal axis of the head, wherein the axis passing through the first bristle holder is surrounded by the plurality of bristles of the first bristle holder. - View Dependent Claims (28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44)
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Specification