Brush head for a toothbrush

Details Brush head for a toothbrush Brush head for a toothbrush

A - Human Necessities

61

C

A61C 17/22 (2006.01) A61C 17/36 (2006.01)

Patent

CA 2690544

The invention relates to a brush head for a toothbrush. The brush head has a brush disc (3) mounted in a rotatable fashion on a brush body (2) and a channel (7) with an opening for the application of a cleaning product and a composite part (6) that serves as a valve (12) for opening the channel (7) and as a rotational bearing for the brush disc (3). The composite part (6) comprises a tube (8) made of hard material on the one end thereof and is connected to the channel (7) there. The valve (12), which is made of an elastic material, is disposed on the other end of the composite part (6). The tube (8) of the compound part (6) is connected to the brush body (2) in a stationary fashion, for example, pressed into the brush body (2). The brush disc (3) is mounted in a rotatable fashion on the tube (8). The valve (12) is preferably designed as a slotted valve with a slot (13).

L'invention concerne une tête pour une brosse à dents. La tête de la brosse à dents présente un disque (3) monté à rotation au niveau du corps (2) et un canal (7) doté d'une ouverture pour l'application d'un produit d'hygiène dentaire et un élément composite (6) qui sert de soupape (12) pour l'ouverture du canal (7) et de palier de pivotement pour le disque (3). Au niveau de son extrémité en forme d'un tube (8), l'élément composite (6) est composé d'une matière dure et y est relié au canal (7). L'autre extrémité de l'élément composite (6) dispose d'une soupape (12) qui se compose d'une matière élastique. Le tube (8) de l'élément composite (6) est lié avec le corps (2) de manière immobile, par exemple serré dans le corps (2). Le disque (3) est monté à rotation sur le tube (8). La soupape (12) est formée de préférence comme une soupape avec une entaille (13).

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