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US 4,045,860 AGranted
Method of assembling an aerosol dispenser
AssigneeCebal
InventorRichard Winckler
Life of this patent
Estimating the term…
Abstract
An aerosol dispenser including an outer casing, a 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.
Claims5
The method of assembling an aerosol dispenser including the steps of:
- 1. placing a flanged flexible bag within a rigid outer casing,
- 2. forming a shouldered dome on said casing to define a mouth including an annular collar encircling said mouth,
- 3. positioning an annular seal above said collar of said mouth,
- 4. withdrawing the flanged portion of said bag from said casing through said mouth and said seal and positioning said flange and seal in stacked relation on said collar,
- 5. positioning a cover member above said assembly in overlying relation thereto, and
- 6. securing said cover to said casing by simultaneously crimping said cover, said flange and said seal to said collar to form an impermeable seal therebetween.
3 more elements
Dependencies are inferred from the claim text.