A toothbrush with individually embedded bristles

Details A toothbrush with individually embedded bristles A toothbrush with individually embedded bristles

A - Human Necessities

46

B

A46B 9/04 (2006.01) A46B 3/00 (2006.01)

Patent

CA 2392591

An improved toothbrush is disclosed. The toothbrush contains bristles which are individually embedded in a toothbrush head and mutually spaced apart from one another by a distance from 0.5 times to 10 times the diameter of the bristles. The bristles may include first (3) type bristles having a diameter of from about 0.25 mm to about 0.60 mm; second (5) type bristles having a diameter of from about 0.08 mm to about 0.35 mm and a free length of from about 7 mm to about 16 mm; third (6) type bristles having a diameter of from about 0.15 mm to about 0.40 mm and a free length of from about 5 mm to about 14 mm; fourth (7) type bristles having a diameter of from about 0.15 mm to about 1.0 mm and a free length of from about 9 mm to about 15 mm; and a raised dense tuft (8) of bristles at the end of the toothbrush head distal from the handle.

L'invention concerne une brosse à dents améliorée. Cette brosse à dents contient des poils qui sont individuellement incorporés dans la tête et espacés les uns des autres d'une distance comprise entre 0,5 fois et 10 fois leur diamètre. Les poils peuvent comprendre un premier type (3) de poils de diamètre compris entre 0,25 mm environ et 0,60 mm environ, un deuxième type (5) de poils de diamètre compris entre 0,08 mm environ et 0,35 mm environ et d'une longueur libre comprise entre 7 mm environ et 16 mm environ, un troisième type (6) de poils de diamètre compris entre 0,15 mm environ et 0,40 mm environ et d'une longueur libre comprise entre 5 mm environ et 14 mm environ, et un quatrième type (7) de poils de diamètre compris entre 0,15 mm environ et 1,0 mm environ et d'une longueur libre comprise entre 9 mm environ et 15 mm environ. La brosse comprend aussi une touffe dense élevée (8) de poils à l'extrémité de la tête de la brosse, distale par rapport au manche.

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