Toothbrush which supports the protective cover, with an arm that is pivotally supported.

摘要

[Challenge] With (14) head which is positioned at the front end of the (X-X) the longitudinal direction of the handle made of a [SOLUTION] single member (14), the head brush flexible top (16) has a (20) member, and a (30) arms one end of which is pivoted, it is defined in the free second end portion having a (36) protective cover for the brush member (20), The effect of the grip surface of the handle (12) becomes larger, the thickness through the whole of the arm (30), forming an outer shape protruding longitudinal plane (28) the rear handle (12) from (22) thickness increases gradually toward the (36) from the cover (34) pivoting end of the arm to, Around the (A1, A2) geometric axis perpendicular almost pivot (30) of the handle arm (12) (34), is designed so as to allow the rotation of at least two different toothbrush are.