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US 5,875,510 AGranted
Replaceable head toothbrush
AssigneeChesebrough-Pond's USA Co., Division of Conopco, Inc.
InventorsDonald Lamond, Bert Heinzelman, John Moldauer
Life of this patent
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Abstract
A replaceable head toothbrush is described having a handle, a brushhead and a collar. The handle is formed with a cavity within which the collar is insertable. The brushhead at an end thereof is formed with a neck having a coupling anchor for engaging a complementary disengaging mechanism within the collar.
Claims10
A replaceable head toothbrush comprising:
- (i) a handle with a cavity at its first end;
- (ii) a brushhead comprising a base, bristle tufts projecting from the base and a neck extending lengthwise from the base, the neck having a coupling anchor for engaging the handle, the neck having first and second ends with the coupling anchor terminating at the second end;
- and
- (iii) a collar with outer walls forming a hollow center and with a disengaging mechanism which lockingly receives the neck coupling anchor of the brushhead, and the collar being securingly lodged within the cavity at the first end of the handle.
1 more element
(Amended) A replaceable brushhead comprising:
- (i) a base;
- (ii) bristle tufts projecting from the base;
- (iii) a neck extending lengthwise from the base;
- and
- (iv) a coupling anchor for engaging the handle, the neck having first and second ends with the coupling anchor terminating at the second end, the coupling anchor further comprising a body portion with a pair of outwardly flexible wings, the wings being rectangular and connected to the body on only a single side of their rectangular shape, and the wings flaring upwardly from the second end of the neck toward the bristle tufts.
2 more elements
Dependencies are inferred from the claim text.