Claims
- 1. A toothbrush comprising a first end and a second end, said first end including a handle and said second end having, a head, a bristle base supported on said head, said head having a longitudinal axis and said bristle base having bristles extending upright from said bristle base, said bristle base having an arc-shaped bottom shaped as an arc about the longitudinal axis, said head including a panel supporting said bristle base, said panel being curved in the shape of an arc about the longitudinal axis and including an elongated aperture forming a spiral track for the bristle base said bristle base having means engaging said spiral tracks, said bristle base being movable relative to said head by sliding of said bristle base arc shaped bottom over the arc-shaped supporting panel.
- 2. The toothbrush according to claim 1 wherein said panel is attached to said head by a hinge.
- 3. The toothbrush according to claim 1 wherein said bristle base engaging means comprises a protuberance dimensioned to be received within the elongated aperture of said panel.
- 4. The toothbrush according to claim 3 wherein said protuberance includes a retaining flange for retaining said protuberance within said panel.
- 5. A toothbrush comprising a first end and a second end, said first end including a handle and said second end having a head, said head having an arc-shaped supporting surface, a bristle base having an arc-shaped bottom supported on said arc-shaped supporting surface of said head, said head having a longitudinal axis and said bristle base having bristles extending upright from said bristle base, said arc-shaped supporting surface of said head including a plurality of elongated apertures forming a plurality of spiral tracks for the bristle base, said bristle base having means engaging said spiral tracks, said bristle base being moveable relative to said head by sliding of said bristle base arc shaped bottom oh said arc shaped supporting surface.
- 6. The toothbrush according to claim 5 wherein said arc-shaped supporting surface is attached to said head by a hinge.
- 7. The toothbrush according to claim 5 wherein said bristle base engaging means comprises a protuberance dimensioned to be received within the elongated apertures of said arc shaped supporting surface of said head.
- 8. The toothbrush according to claim 7 wherein said protuberance includes a retaining flange for retaining said protuberance within said arc shaped supporting surface of said head.
Parent Case Info
This is a continuation application of Ser. No. 08/217,528, filed Mar. 22, 1994, now abandoned.
US Referenced Citations (10)
Foreign Referenced Citations (7)
Number |
Date |
Country |
245726 |
Mar 1966 |
ATX |
1321920 |
Feb 1963 |
FRX |
2578408 |
Sep 1986 |
FRX |
2615709 |
Dec 1988 |
FRX |
2616306 |
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FRX |
294298 |
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CHX |
WO9217094 |
Oct 1992 |
WOX |
Continuations (1)
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Number |
Date |
Country |
Parent |
217528 |
Mar 1994 |
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