US2025213029A1PendingUtilityA1

Hair care appliance with powered attachment

Assignee: SHARKNINJA OPERATING LLCPriority: Jan 19, 2023Filed: Jan 19, 2024Published: Jul 3, 2025
Est. expiryJan 19, 2043(~16.5 yrs left)· nominal 20-yr term from priority
A46B 2200/104A46B 9/023A45D 20/122A45D 20/12A45D 20/50
75
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Claims

Abstract

Various exemplary attachments for hair care appliances and methods of using attachments for hair care appliances are provided. In general, a hair care attachment in an exemplary embodiment is in the form of a brush accessory that has a hollow body having first and second region, an attachment collar at a first end of the hollow body and having an inlet for receiving airflow, a plurality of bristles positioned along the first region of the hollow body, a plurality of outlet openings positioned along the first region of the hollow body adjacent the plurality of bristles, and a heater assembly positioned along the second region of the hollow body.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
         1 . A brush accessory, comprising:
 a rounded body having a lumen extending therethrough and an attachment collar at one end thereof;   at least two bristles positioned along a first section of the rounded body, the first section including at least one outlet opening positioned between the at least two bristles; and   a heater assembly positioned along a second section of the rounded body, the heater assembly comprising a plurality of tines, wherein a distance between adjacent tines of the plurality of tines is between about 0.5 mm and about 0.7 mm.   
     
     
         2 . The brush accessory of  claim 1 , wherein the distance between adjacent tines of the plurality of tines is about 0.6 mm. 
     
     
         3 . The brush accessory of  claim 1 , wherein the heater assembly comprises a heater shell with an opening, and wherein at least two tines of the plurality of tines are positioned within the opening. 
     
     
         4 . The brush accessory of  claim 1 , wherein the plurality of tines comprises between 20 tines and 40 tines. 
     
     
         5 . The brush accessory of  claim 1 , wherein each tine of the plurality of tines comprises a triangular cross-sectional shape. 
     
     
         6 . The brush accessory of  claim 1 , wherein each tine of the plurality of tines is positioned perpendicular to a longitudinal dimension of the hollow body. 
     
     
         7 . The brush accessory of  claim 1 , wherein each tine of the at least two tines comprises a top surface and a bottom surface, and wherein each of the top and bottom surfaces are substantially planar. 
     
     
         8 . The brush accessory of  claim 1 , wherein the at least two bristles are arranged in a plurality of rows spaced circumferentially around the first region. 
     
     
         9 . The brush accessory of  claim 8 , wherein the plurality of rows comprises between 5 and 10 rows. 
     
     
         10 . The brush accessory of  claim 1 , wherein the at least one outlet opening is configured as an outlet for airflow. 
     
     
         11 . A brush accessory, comprising:
 a rounded body having a lumen extending therethrough and an attachment collar at one end thereof;   at least two bristles positioned along a first section of the rounded body, the first section including at least one outlet opening positioned between the at least two bristles; and   a heater assembly positioned along a second section of the rounded body, the heater assembly comprising a first tine support having a first set of tines and a second tine support having a second set of tines, wherein the first and second tine supports interlock such that a tine of the second set of tines is positioned between two tines of the first set of tines.   
     
     
         12 . The brush accessory of  claim 11 , wherein the first tine support comprises a plurality of tine openings configured to receive the second set of tines. 
     
     
         13 . The brush accessory of  claim 11 , wherein each tine of the first and second sets of tines comprises a triangular cross-sectional shape. 
     
     
         14 . The brush accessory of  claim 11 , wherein each tine of the first and second sets of tines is positioned perpendicular to a longitudinal dimension of the rounded body. 
     
     
         15 . The brush accessory of  claim 11 , wherein each tine of the first and second sets of tines comprises a top surface and a bottom surface, and wherein each of the top and bottom surfaces are substantially planar. 
     
     
         16 . The brush accessory of  claim 11 , wherein each of the first and second sets of tines comprises 16 tines. 
     
     
         17 . The brush accessory of  claim 11 , wherein the heater assembly comprises a heater shell that covers at least a portion of each of the first and second tine supports. 
     
     
         18 . The brush accessory of  claim 11 , wherein the at least two bristles are arranged in a plurality of rows spaced circumferentially around the first region. 
     
     
         19 . The brush accessory of  claim 18 , wherein the plurality of rows comprises between 5 and 10 rows. 
     
     
         20 . The brush accessory of  claim 11 , wherein the at least one outlet opening is configured as an outlet for airflow.

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