Patent ID: 11957238
Assignee: COLORESCIENCE, INC.
Field: Other consumer goods (Other fields)
Classification: CPC A | IPC A

Claim 17:
18. A powder dispensing brush configured to apply a powder to a skin surface of a user, comprising:
a housing;
a powder supply chamber having an interior space configured to hold a predetermined volume of the powder;
a second chamber distal to the powder supply chamber, the second chamber configured to collect a volume of powder after the powder has passed out of the powder supply chamber;
a flow restrictor plate comprising a plurality of orifices arranged in an annular pattern, the flow restrictor plate being positioned adjacent to the second chamber and closer to a distal end of the powder dispensing brush than the second chamber and configured to receive powder from the volume of powder within the second chamber upon actuation by a user,
an outer brush comprising a plurality of bristles extending in a distal direction from a distal end portion of the housing; and
a filter made from polyurethane that has flow passageways through the filter that each define a tortuous flow path through the filter, wherein the filter is positioned between the powder supply chamber and the second chamber;
wherein each of the plurality of orifices comprises a proximal end and a distal end, wherein each of the plurality of orifices is conical in shape and increases in diameter along a length extending between the proximal end and the distal end, and wherein the powder from the second chamber enters the proximal end of each of the plurality of orifices.