Abstract: An electric toothbrush comprises a body portion and a head including a motor, a moving portion, a handle, and a gear arrangement between the moving portion and the motor. The moving portion rotates, oscillates and/or reciprocates about an axis normal to a longitudinal axis of the head. The moving portion can include stiff bristles and massaging tips and the static portion can include soft bristles and massaging tips. The body portion houses the motor. A switch is operatively connected to the motor to provide momentary or continuous operation of the toothbrush. In one embodiment the gear arrangement includes a shaft, a worm gear and a pair of step gears. In another embodiment the gear arrangement includes a plurality of gears and at least one swivel arm for drive the moving portion in a rotating, oscillating or reciprocating manner.

Abstract: An electric toothbrush is provided. The electric toothbrush includes a handle having a motor disposed therein, a head having a longitudinal axis, and a neck disposed between the handle and the head. First and second bristle holders are associated with the head. The first bristle holder oscillates or rotates. The second bristle holder is reciprocates in generally the same direction as the longitudinal axis of the head but does not rotate or oscillate. The motor is operatively connected to the first and second bristle holders.

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.

Abstract: An electric toothbrush is provided. The electric toothbrush includes a handle having an electric motor, a head, and a neck extending between the handle and the head. The head has first end disposed adjacent to the neck and a second end opposite the first end. The head has a first bristle holder with a plurality of bristles disposed therein and a second bristle holder having a plurality of bristles disposed therein. The first bristle holder is located at the second end of said head. A rotating shaft is operatively connected to the electric motor and to the first moving bristle holder to reciprocate the first moving bristle holder in a direction transverse to a longitudinal axis of the head.

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.

Abstract: An electric toothbrush is disclosed. The electric toothbrush includes a body having an interior hollow region for retaining one or more motors, batteries, and drive mechanisms. The toothbrush includes multiple bristle carriers. Each of the bristle carriers undergoes some type of movement and is driven by the one or more motors and drive mechanisms. Various combinations of movement of the bristle carriers are described. And, numerous drive train mechanisms are disclosed for achieving the noted motions.

Abstract: An electric toothbrush is provided. The electric toothbrush has an elongated body including a handle, a head, and a neck extending between the handle and the head. A first bristle carrier having a plurality of bristles and a second bristle carrier having a plurality of bristles are disposed on the head and each of the first and second bristle carriers have an opening. An electric motor is operatively connected to a shaft, wherein operation of the electric motor moves the shaft in an orbital motion and wherein the shaft is operatively connected to the first and second bristle carriers to move the first and second bristle carriers.

Abstract: An electric toothbrush comprises a body portion and a head including a motor, a moving portion, a handle, and a gear arrangement between the moving portion and the motor. The moving portion rotates, oscillates and/or reciprocates about an axis normal to a longitudinal axis of the head. The moving portion can include stiff bristles and massaging tips and the static portion can include soft bristles and massaging tips. The body portion houses the motor. A switch is operatively connected to the motor to provide momentary or continuous operation of the toothbrush. In one embodiment the gear arrangement includes a shaft, a worm gear and a pair of step gears. In another embodiment the gear arrangement includes a plurality of gears and at least one swivel arm for drive the moving portion in a rotating, oscillating or reciprocating manner.

Abstract: An electrically driven toothbrush may comprise a shaft comprising a cam. The cam may contact and move a first bristle holder. The shaft may drivingly engage the first bristle the holder. A second bristle holder may be driven by the first bristle holder. The second bristle holder may be driven by an engagement with an element extending from the first bristle holder.

Abstract: An electric toothbrush is provided. The electric toothbrush has a handle, a head with first and second bristle holders and a longitudinal axis, and a neck disposed between the handle and the head. A motor is disposed within the handle. A shaft is operatively connected to the motor. The shaft pivots in a side-to-side direction and is operatively connected to the first and second bristle holders to move the second bristle holder in a side-to-side direction and to oscillate the first bristle holder about an axis generally perpendicular to the longitudinal axis of the head.

Abstract: An electric toothbrush is provided. The electric toothbrush includes a handle having a motor disposed therein and a head having one or more moving bristle holders, wherein the one or more moving bristle holders are operatively connected to the motor. A neck disposed is between the handle and the head. The handle has a viewing window and a movable viewing surface disposed there beneath, wherein at least a portion of the viewing surface is visible through the window. The viewing surface is mechanically coupled to the motor so that rotational output of the motor causes movement of the viewing surface. The viewing surface may be directly or indirectly coupled to the motor.

Abstract: An electric toothbrush is disclosed. The electric toothbrush includes a body having an interior hollow region for retaining one or more motors, batteries, and drive mechanisms. The toothbrush includes multiple bristle carriers. Each of the bristle carriers undergoes some type of movement and is driven by the one or more motors and drive mechanisms. Various combinations of movement of the bristle carriers are described. And, numerous drive train mechanisms are disclosed for achieving the noted motions.

Abstract: An electric toothbrush may comprise a handle at a first end of the toothbrush and having a motor disposed therein. The electric toothbrush may also comprise a head at a second end of the toothbrush. The head may comprise a first bristle group, a second bristle group, and a third bristle group. The head may further comprise at least one elastomeric element. Further, the head may comprise a moveable bristle holder which oscillates. The moveable bristle holder may comprise at least one elastomeric element in the shape of a prophy cup.

Abstract: An electrically driven toothbrush may comprise a shaft comprising a cam. The cam may contact and move a first bristle holder. The shaft may drivingly engage the first bristle the holder. A second bristle holder may be driven by the first bristle holder. The second bristle holder may be driven by an engagement with an element extending from the first bristle holder.

Abstract: A detachable head for use with an electric toothbrush is provided. The electric toothbrush has a handle with a motor disposed therein. The electric toothbrush also has a head which has a longitudinal axis, and a neck disposed between the head and handle. The head has a first bristle holder and a second bristle holder, each having a plurality of bristle tufts. The motor is operatively connected to the first bristle holder to oscillate the first bristle holder about a first axis passing through the first bristle holder generally perpendicular to the longitudinal axis of the head. The motor is also operatively connected to the second bristle holder to oscillate the second bristle holder about a second axis transverse to the longitudinal axis of the head. The second axis is at an end portion of the second bristle holder.

Abstract: A razor and trimmer combination assembly includes an elongated handle, a razor blade, a trimmer and a motor. The razor blade is disposed at or adjacent a first end of the handle. The trimmer mounts on the handle and includes a moving blade. The motor drives the moving blade.

Abstract: An electric toothbrush comprises a body portion and a head including a motor, a moving portion, a handle, and a gear arrangement between the moving portion and the motor. The moving portion rotates, oscillates and/or reciprocates about an axis normal to a longitudinal axis of the head. The moving portion can include stiff bristles and massaging tips and the static portion can include soft bristles and massaging tips. The body portion houses the motor. A switch is operatively connected to the motor to provide momentary or continuous operation of the toothbrush. In one embodiment the gear arrangement includes a shaft, a worm gear and a pair of step gears. In another embodiment the gear arrangement includes a plurality of gears and at least one swivel arm for drive the moving portion in a rotating, oscillating or reciprocating manner.

Abstract: A detachable head for use with an electric toothbrush is provided. The electric toothbrush has a handle with a motor disposed therein that is operatively connected to a shaft. The detachable head has an elongate body with a longitudinal axis and a first end and a second end opposite said first end. The first end may be detachably coupled to the electric toothbrush. The detachable head has a first bristle holder with a first plurality of bristle tufts disposed thereon. The first bristle holder is located at the second end of the elongate body and can oscillate about an axis substantially perpendicular to the longitudinal axis. The detachable head also has a a second bristle holder disposed between the first bristle holder and the first end. The second bristle holder has a top surface and a second plurality of bristle tufts that form an acute angle with the top surface of the second bristle holder.

Abstract: A high-speed low cost dry shaver includes a cutting assembly driven by a drive assembly. The drive assembly includes a motor and an associated drive shaft for operating the cutting reciprocations greater than eight thousand cycles per minute for the high-speed shearing operation. A replaceable battery supply is disposed within the shaver and operatively connected to the drive assembly as a sole supply of power to the drive assembly. Alternative rechargeable energy supplies are not included. A cam assembly is interposed between the motor and the cutting assembly for translating motor revolutions to cutting reciprocations. The cam assembly directly translates motor revolutions to the cutting reciprocations without reducing or enhancing operating cutting speeds.