B - Operations – Transporting – 05 – B
Patent
B - Operations, Transporting
05
B
B05B 11/00 (2006.01) B05B 1/34 (2006.01)
Patent
CA 2568525
The invention relates to an airless dispensing pump for liquid products. The inventive pump is characterised in that it consists of: a push button (1) comprising a spray nozzle (P) which communicates with a network of channels that is provided locally on the wall of an internal truncated-cone-shaped bore (10), and a housing (2). According to the invention, the upper part of the housing comprises a dosing cell (20) having an elastically-deformable wall, which is equipped with an intake valve and topped with a rigid collar (23) for fixing same inside the bore (10) of the aforementioned button. Moreover, the outer periphery of the collar (23) comprises an inclined face (23a) which defines a swirl chamber opposite the above-mentioned network, while the inner periphery thereof is equipped with a passage to said chamber.
Pompe pour distributeur de produits liquides sans reprise d'air caractérisée en ce qu'elle comprend ; un bouton-poussoir (1) comportant une buse de pulvérisation (P) qui communique avec un réseau de canaux ménagé localement sur la paroi d'un alésage interne tronconique (10) et, un corps (2) pourvu, à sa partie supérieure, d'une cellule de dosage (20) à paroi élastiquement déformable équipée, d'une part, d'un clapet d'admission et surmontée, d'autre part, d'une collerette rigide (23) de fixation dans l'alésage (10) dudit bouton, ladite collerette (23) présentant, sur son' pourtour extérieur, une face inclinée (23a) qui délimite en regard dudit réseau, une chambre tourbillonnaire et offrant, sur son pourtour intérieur, un passage vers ladite chambre.
Rexam Dispensing Systems
Smart & Biggar
LandOfFree
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