REFILL HEAD FOR AN ORAL CARE IMPLEMENT HANDLE
First Claim
Patent Images
1. A toothbrush comprising:
- a handle comprising;
a gripping portion;
a stem extending from the gripping portion, the stem extending along an axis, the stem comprising a first aperture defining a first latch in the stem, the first latch comprising a first locking lug protruding radially outward from an outer surface of the first latch; and
a first resilient material disposed within and sealing the first aperture;
a refill head detachably coupled to the handle, the refill head comprising;
a head portion comprising a plurality of tooth cleaning elements;
a tubular sleeve coupled to the head portion, the tubular sleeve having a cavity in which the stem is disposed, the tubular sleeve comprising a first locking lug protruding radially inward from an inner surface of the tubular sleeve;
wherein the first locking lug of the first latch operably mates with the first locking lug of the tubular sleeve to axially retain the stem within the cavity.
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Abstract
A toothbrush handle, and toothbrush incorporating the same, wherein the handle comprises a stem to be slidably inserted into a refill head. An aperture in the stem defines a latch having a locking lug that operably mates with a locking lug of the refill head to axially retain the refill head to the handle. A resilient material seals the aperture to provide increased rigidity to the latch.
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Citations
36 Claims
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1. A toothbrush comprising:
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a handle comprising; a gripping portion; a stem extending from the gripping portion, the stem extending along an axis, the stem comprising a first aperture defining a first latch in the stem, the first latch comprising a first locking lug protruding radially outward from an outer surface of the first latch; and a first resilient material disposed within and sealing the first aperture; a refill head detachably coupled to the handle, the refill head comprising; a head portion comprising a plurality of tooth cleaning elements; a tubular sleeve coupled to the head portion, the tubular sleeve having a cavity in which the stem is disposed, the tubular sleeve comprising a first locking lug protruding radially inward from an inner surface of the tubular sleeve; wherein the first locking lug of the first latch operably mates with the first locking lug of the tubular sleeve to axially retain the stem within the cavity. - View Dependent Claims (2, 3, 4, 5, 7, 8, 10, 11, 12, 13, 14, 17, 18, 21)
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6. (canceled)
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9. (canceled)
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15. (canceled)
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16. (canceled)
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19. (canceled)
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20. (canceled)
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22. A toothbrush handle for detachable coupling to a refill head comprising:
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a gripping portion; a stem extending from the gripping portion, the stem extending along an axis, the stem comprising a first aperture defining a first latch in the stem, the first latch comprising a first locking lug protruding radially outward from an outer surface of the first latch; and a first resilient material disposed within and sealing the first aperture. - View Dependent Claims (23, 24, 25, 28, 29, 30, 31, 34)
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26. (canceled)
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27. (canceled)
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32. (canceled)
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33. (canceled)
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35. (canceled)
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36. A toothbrush handle for detachable coupling to a refill head comprising:
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a gripping portion; a stem extending from the gripping portion, the stem extending along an axis, the stem comprising a first aperture defining a first latch in the stem, the first latch comprising a first locking lug protruding radially outward from an outer surface of the first latch; and a first resilient material disposed within and sealing the first aperture, the first locking lug remaining exposed.
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Specification