Electric toothbrushes
AssigneeThe Procter & Gamble Company
InventorsLawrence A. Blaustein, Douglas A. Gall, Patrick W. Brown
Life of this patent
Estimating the term…
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.
Claims22
An electric toothbrush, comprising:
- a handle having an electric motor;
- a head;
- a neck extending between said handle and said head, said head having a first end disposed adjacent to said neck and a second end opposite said first end, said head having a first bristle holder with a plurality of bristles disposed therein and a second bristle holder having a plurality of bristles disposed therein, wherein said first moving bristle holder is located at said second end of said head;
- and
- a rotating shaft operatively connected to said electric motor and to said first moving bristle holder to reciprocate said first moving bristle holder in a direction transverse to a longitudinal axis of said head.
An electric toothbrush, comprising:
- a handle having an electric motor;
- a head;
- a neck extending between said handle and said head, said head having a first end disposed adjacent to said neck and a second end opposite said first end, said head having a first bristle holder with a plurality of bristles disposed therein and a second bristle holder having a plurality of bristles disposed therein, wherein said first moving bristle holder is located at said second end of said head;
- and
- a rotating shaft operatively connected to said electric motor and to said first moving bristle holder to reciprocate said first moving bristle holder in a direction transverse to a longitudinal axis of said head, said head further comprising a plurality of slots for guiding said first bristle holder.
Dependencies are inferred from the claim text.