B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
B65D83/00—Containers or packages with special means for dispensing contents
B65D83/0094—Containers having an external wall formed as, or with, a diaphragm or the like which is deformed to expel the contents
Dispositif à deux récipients pourvus de fermetures étanches et assemblés entre eux permettant l'expulsion sous pression du contenu de l'un vers l'intérieur de l'autre après ouverture du passage entre eux.