Toothbrush and a toothbrush head therefor
First Claim
1. A toothbrush head for a toothbrush handle (3) comprising a drive, said toothbrush head including a carrier piece (2), said carrier piece (2) having arranged on its a spike (5) and several bristles (15) or bristle tufts, and said spike (5) being mounted for sliding motion in the direction of its longitudinal axis relative to said carrier piece (2), wherein the spike (5) is biased into an extended position under the action of a biasing force and is caused to occupy a retracted position as a result of the force applied during the tooth cleaning operation.
1 Assignment
0 Petitions
Accused Products
Abstract
The invention is directed to a toothbrush and a toothbrush head therefor which is attachable to a handle of the toothbrush and adapted to be driven by a drive of the toothbrush. The toothbrush head possesses a carrier piece on which a spike is provided for interproximal cleaning, wherein according to the invention the spike is mounted for sliding motion in the direction of its longitudinal axis and is equipped with an overload protection device enabling the spike to retract when a predetermined load is applied.
-
Citations
11 Claims
- 1. A toothbrush head for a toothbrush handle (3) comprising a drive, said toothbrush head including a carrier piece (2), said carrier piece (2) having arranged on its a spike (5) and several bristles (15) or bristle tufts, and said spike (5) being mounted for sliding motion in the direction of its longitudinal axis relative to said carrier piece (2), wherein the spike (5) is biased into an extended position under the action of a biasing force and is caused to occupy a retracted position as a result of the force applied during the tooth cleaning operation.
Specification