Aerosol dispenser liner
AssigneeCebal
InventorRichard Winckler
Life of this patent
Estimating the term…
Abstract
An aerosol dispenser including a outer casing, an product containing bag within said casing and sealingly secured thereto at a point of interconnection between the casing and a cap carrying a dispensing valve. Pressurized propellant is disposed between the casing and the bag.
Claims8
An aerosol dispenser for pressurized fluids comprising a rigid casing including a shouldered dome portion extending angularly inwardly to define a casing mouth and a mouth encircling collar, a flexible bag positioned within said casing containing the fluid to be dispensed and including a body portion whose diameter is greater than the diameter of the mouth and collar of the casing, said bag further including a neck portion terminating in an outwardly radiating flange, said flange including upper and lower substantially parallel surfaces, said flange overlying at least a portion of said collar, a seal member disposed externally of said bag between said lower surface of said flange and said collar, said seal member being out of contact with said pressurized fluid within said bag, a cap member attached to said casing by crimping deformation of at least a portion of said cap, said seal and said flange into sealing engagement with said collar, and a supply of fluid under pressure within said casing and outside said flexible bag isolated from the contents of said bag.
Dependencies are inferred from the claim text.