US 12,274,342 B2
Haircare appliance
Thomas Christopher Purnell, Swindon (GB); Ayrton Lloyd Taylor Peel, Gloucester (GB); David Andrew Tibbetts, Bristol (GB); Stephen Benjamin Courtney, Gloucester (GB); and Robert Mark Brett Coulton, Bristol (GB)
Assigned to Dyson Technology Limited, Wiltshire (GB)
Appl. No. 18/273,731
Filed by Dyson Technology Limited, Wiltshire (GB)
PCT Filed Jan. 6, 2022, PCT No. PCT/GB2022/050012
§ 371(c)(1), (2) Date Jul. 21, 2023,
PCT Pub. No. WO2022/162337, PCT Pub. Date Aug. 4, 2022.
Claims priority of application No. 2101265 (GB), filed on Jan. 29, 2021.
Prior Publication US 2024/0081506 A1, Mar. 14, 2024
Int. Cl. A45D 20/50 (2006.01); A45D 20/12 (2006.01)
CPC A45D 20/50 (2013.01) [A45D 20/124 (2013.01)] 22 Claims
OG exemplary drawing
 
1. An attachment for a haircare appliance, the attachment comprising an air inlet for receiving an airflow, an air outlet for emitting the airflow, and a curved surface adjacent to and downstream of the air outlet, wherein the curved surface comprises an arc length of at least 95 degrees from the air outlet, wherein the attachment comprises a single air outlet, and wherein the attachment is configured such that airflow exiting the air outlet in use generates a first force to attract hair toward the curved surface, and a second force to push hair away from the curved surface.