Brushing – scrubbing – and general cleaning – Accessories
Patent
1994-11-17
1996-04-23
Spisich, mark
Brushing, scrubbing, and general cleaning
Accessories
15168, 15184, 15246, 24543, 24562, 132308, 2063623, A46B 1704
Patent
active
055091687
ABSTRACT:
A dental oral hygiene device for extending the useful lifetime of a toothbrush having a handle and a plurality of longitudinal bristles, the bristles having a defined length and being attached generally normal to the handle and forming a generally rectilinear array, each of the bristles having a proximal end attached to the handle and a distal end forming a tip, the device including a structure for applying pressure to the bristles at at least two points along the bristle length, preferably approximately at the bristle tip and at a point between the bristle tip and the proximal end of the bristle, a receptacle structure supporting the structure for applying pressure and for containing at least a portion of the toothbrush including the bristles, wherein the bristles are forced generally inwardly such that the rectilinear array is generally maintained and the bristles are prevented from splaying outwardly relative to each other.
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patent: 5042107 (1991-08-01), Gregory et al.
patent: 5315733 (1994-05-01), Ledingham
Butler C. P.
Butler F. M.
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