DEVICE FOR ORAL CARE Russian patent published in 2015 - IPC A46B9/04 

FIELD: personal use articles.

SUBSTANCE: device for oral care comprises handle and a head with a front surface with the first and the second holes for a bundle of bristles. The holes have longitudinal axes, their cross section profile containing a minor and a major axes. The device has the first and the second bundles of bristles coming off the head front surface and containing multiple conic-shaped bristles. The major axis of the first bundle hole is not parallel to that of the second bundle hole. Each of the multiple conic-shaped bristles of the first and the second bundles of bristles has a longitudinal axis and a cross section profile including a minor and a major axes; the major axes of the first multitude of conic-shaped bristles are parallel to the major axis of the first bundle hole while the major axes of the second multitude of conic-shaped bristles are parallel to the major axis of the second bundle hole. In another version of the invention implementation, the bundle hole in the front surface has a polygonal cross section profile wherein a bundle of bristles is installed coming off the head front surface; the major axes of the first subgroup of the multitude of bristles are not parallel to those of the second subgroup of the multitude of bristles.

EFFECT: increased operational reliability.

24 cl, 7 dwg