公开(公告)号：US20240393231A1

公开(公告)日：2024-11-28

申请号：US18686129

申请日：2022-09-01

Applicant: L'OREAL

Inventor： Benjamin ASKENAZI ,  Tal MARCU ,  Thibault CHAUFFIER ,  Thierry WASSERMAN

IPC: G01N21/01 ,  A61B5/00 ,  G01N33/483

Abstract: The sample holder (12) for supporting a hair strand comprises at least a first arm (24), the first arm (24) comprising an inner face (28) and an outer face (30), the sample holder (12) defining a housing (32) for receiving the hair strand delimited at least in part by the first arm (24).
The first arm (24) comprises a through orifice arranged facing the housing (32) for receiving the hair strand and intended to removably receive an optic (18) of a hair strand analysis device (16), the first arm (24) comprising attachment means intended to removably attach the optic (18) of the analysis device (16) to the outer face (30) of the first arm (24).

公开(公告)号：US20230127741A1

公开(公告)日：2023-04-27

申请号：US17904927

申请日：2021-01-12

Applicant: L'OREAL

Inventor： Robin KIPS ,  Vincent MARCHAL ,  Thibault CHAUFFIER ,  Jean-Christophe BICHON ,  Loïc CARDON ,  Claire CROCHET

IPC: G01F11/02 ,  A45D44/00 ,  G01G13/285

Abstract: The present application relates to a device for dispensing a determined weight of a cosmetic product into a receptacle from a reservoir, the device comprising at least one electromechanical member capable of moving an amount of cosmetic product from said reservoir installed in the device to a dispensing zone of said device where said amount of product may be transferred through a nozzle into the interior of the receptacle received in said dispensing zone, the device comprising a controller configured to deliver a control signal to the electromechanical member according to an error with respect to a setpoint corresponding to the determined weight of cosmetic product to be delivered, said error being determined on the basis of a weighing datum obtained by at least one weighing cell for the reservoir installed in the receiving zone, the device being characterized in that the controller is a reinforcement-learning controller.