Cosmetic brush unit
AssigneeGEKA GmbH
InventorWolfgang KAMM
Life of this patent
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Abstract
The invention relates to a cosmetic brush unit (1) comprising a bristle carrier (2) in the form of at least two twisted wires (3) holding a plurality of filaments (4) clamped so that each filament (4) forms outwardly extending bristles (4) constituting a brush, characterised in that the bristles (4) preferably have a diameter in the range 0.076 mm to 0.3556 mm and wherein the bristles (4) are divided into several preferably at least four bristle fingers (5) in the region of their free distal ends.
Claims12
A cosmetic brush unit (1) comprising a bristle carrier (2) in the form of at least two twisted wires (3) holding a plurality of filaments (4) clamped so that each filament (4) forms outwardly extending bristles (4) constituting a brush, characterised in that the bristles (4) preferably have a diameter in the range 0.076 mm to 0.3556 mm and wherein the bristles (4) are divided into several preferably at least four bristle fingers (5) in the region of their free distal ends.
Cosmetic brush unit (1) according to one of the preceding claims, characterised in that the bristle fingers (5) are grouped around a free central space (6), the cross-section of which increases continuously in the direction of the distal end.
Cosmetic brush unit (1) according to any one of the preceding claims, characterised in that each bristle finger (5) is stiff enough to substantially return to its initial position after being deflected by a more than insignificant load.
A cosmetic brush unit (1) according to any one of the preceding claims, characterised in that each bristle finger (5) carries at its distal end a beard (8) of a plurality of essentially slack strands.
Cosmetic brush unit (1) according to any one of the preceding claims, characterised in that each bristle finger (5) has a substantially rounded, mostly continuously convex in circumferential direction, mantle surface portion (9) and two substantially non-circular, preferably substantially straight, mantle surface portions (10) which meet along a line and diverge towards the substantially rounded mantle surface portion (9), said mantle surface portions (9, 10) preferably together forming the entire mantle surface.
Cosmetic brush unit (1) according to one of the preceding claims, characterised in that the bristles (4) consist of or contain a polymeric material, ideally polyamide.
Cosmetic brush unit (1) according to one of the preceding claims, characterised in that the bristles (4) have a Shore D hardness in the range from 55 to 85 and more preferred in the range from 70 to 85.
A cosmetic brush unit (1) according to any one of the preceding claims, characterised in that said at least two twisted wires (3) are made of stainless steel and wherein each of said at least two twisted wires (3) has a diameter in the range of 0.40 mm to 0.90 mm.
Cosmetic applicator with a handle and a cosmetic brush unit (1) according to one of the preceding claims, characterised in that the handle is preferably adjoined by a grip, usually in the form of a closure cap for a cosmetic storage container.
Dependencies are inferred from the claim text.