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1. WO2022008824 - SPRAY HEAD AND DEVICE FOR DISPENSING A FLUID PRODUCT COMPRISING SUCH A HEAD

Publication Number WO/2022/008824
Publication Date 13.01.2022
International Application No. PCT/FR2021/051226
International Filing Date 05.07.2021
IPC
A61M 11/00 2006.1
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
11Sprayers or atomisers specially adapted for therapeutic purposes
A61M 15/08 2006.1
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
15Inhalators
08Inhaling devices inserted into the nose
Applicants
  • APTAR FRANCE SAS [FR]/[FR]
Inventors
  • SAVALLE, Matthieu
Agents
  • CAPRI
Priority Data
FR200718707.07.2020FR
Publication Language French (fr)
Filing Language French (FR)
Designated States
Title
(EN) SPRAY HEAD AND DEVICE FOR DISPENSING A FLUID PRODUCT COMPRISING SUCH A HEAD
(FR) TÊTE DE PULVÉRISATION ET DISPOSITIF DE DISTRIBUTION DE PRODUIT FLUIDE COMPORTANT UNE TELLE TÊTE
Abstract
(EN) The invention relates to a spray head (10) for a device for dispensing a fluid product, comprising a body (18) provided with a spray orifice (11), a central channel (12) being connected to said spray orifice (11) via a spray profile (13) comprising a vortex chamber (19) arranged directly upstream of said spray orifice (11), said spray profile (13) comprising at least two curved channels (14, 15, 16) extending from said central channel (12) to said vortex chamber (19), each curved channel (14, 15, 16) connecting non-radially to said vortex chamber (19), to form a spray exiting said spray orifice (11), each curved channel (14, 15, 16) having a convex shape, diverging laterally outwards from said central channel (12), and then from an inflection point (140, 150, 160), returning laterally inwards towards said vortex chamber (19).
(FR) Tête de pulvérisation (10) pour dispositif de distribution de produit fluide, comportant un corps (18) pourvu d'un orifice de pulvérisation (11), un canal central (12) étant relié audit orifice de pulvérisation (11) via un profil de pulvérisation (13) comportant une chambre tourbillonnaire (19) disposée directement en amont dudit orifice de pulvérisation (11), ledit profil de pulvérisation (13) comportant au moins deux canaux courbes (14, 15, 16) s'étendant à partir dudit canal central (12) vers ladite chambre tourbillonnaire (19), chaque canal courbe (14, 15, 16) se connectant de manière non radiale à ladite chambre tourbillonnaire (19), pour former un spray en sortie dudit orifice de pulvérisation (11), chaque canal courbe (14, 15, 16) étant de forme convexe, en s'écartant latéralement vers l'extérieur à partir dudit canal central (12), puis à partir d'une zone d'inflexion (140, 150, 160), en revenant latéralement vers l'intérieur en direction de ladite chambre tourbillonnaire (19).
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