01-11-2018 дата публикации
Номер: US20180311104A1
Принадлежит:
The disclosure provides an applicator for applying a cosmetic treatment product to the skin or the lips, the applicator comprising at least: 1. An applicator for applying a cosmetic treatment product to the skin or the lips , the applicator comprising at least:an application portion comprising a bundle of needles for applying the cosmetic treatment product and extending along a longitudinal axis, the bundle of needles comprising at least one first set of needles, the needles of the first set of needles collectively being arranged in a square in cross-section relative to the longitudinal axis; anda linear drive device connected to the application portion and configured to drive the bundle of needles with reciprocating motion along the longitudinal axis,wherein the bundle of needles further comprises a second set of needles situated around the first set of needles and defining an outline for the bundle of needles that presents a rounded shape in cross-section relative to the longitudinal axis, andwherein the bundle of needles includes:88 needles distributed as 64 needles in the first set of needles and 24 needles in the second set of needles, or132 needles distributed as 100 needles in the first set of needles and 32 needles in the second set of needles.2. (canceled)3. The applicator according to claim 1 , wherein the square defined by the first set of needles presents a plurality of corners claim 1 , and wherein each corner is situated between two consecutive needles of the second set of needles.4. (canceled)5. The applicator according to claim 1 , wherein the total number of needles forming the bundle of needles lies in the range 88 to 132.6. The applicator according to claim 1 , wherein the needles forming the bundle of needles are short-taper needles having a length that is 2 mm or less.7. The applicator according to claim 1 , wherein the needles forming the bundle of needles present a diameter lying in the range 0.25 mm to 0.40 mm.8. The applicator according to ...
Подробнее