Thin wall package for use within a reusable cartridge
OwnerWilhelm A. Kellerinventor
Life of this patent
Estimating the term…
Abstract
A package assembly is provided for use within a reusable cartridge for dispensing at least one component. The package assembly includes a container with a thin, flexible membrane wall with an open end, and a front outlet to which the open end of the membrane container is secured by a ring-shaped sealing element. This membrane container outlet end allows conventional filling of the container and a perfect seal at the front outlet.
Claims22
A reusable cartridge assembly for dispensing at least one component, comprising:
- at least one cartridge cylinder having a rigid wall;
- a cartridge outlet;
- a package assembly comprised of:
- a container having a flexible membrane wall with an open end and a closed end;
- a front outlet to which the open end of the flexible membrane wall is secured;
- and
- a ring-shaped sealing element for sealing the open end of the flexible membrane wall with said front outlet;
- and
- a driven piston for dispensing said at least one component from said container via said cartridge outlet,
- wherein the closed end of the flexible membrane wall includes a compressible plug at its center and a first closure element over an outer diameter of the compressible plug.
A reusable cartridge assembly for dispensing at least one component, comprising:
- at least one cartridge cylinder having a rigid wall;
- a cartridge outlet;
- and
- a package assembly comprised of:
- a container having a flexible membrane wall with an open end and a closed end;
- a front outlet to which the open end of the flexible membrane wall is secured;
- and
- a ring-shaped sealing element for sealing the open end of the flexible membrane wall with said front outlet,
- wherein the closed end of the flexible membrane wall includes a compressible plug at its center and a first closure element over an outer diameter of the compressible plug.
The cartridge assembly according to claim 21, wherein the flexible membrane wall of the container is integrally formed and seamless.
A cartridge assembly for dispensing at least one component, comprising:
- a cartridge;
- a package assembly adapted to be positioned substantially within said cartridge, said package assembly being comprised of:
- a flexible container having an open end and a closed end;
- a front outlet to which the open end of the flexible container is secured;
- and
- a compressible plug formed on the closed end of the flexible container;
- and
- a closure element engaging an outer diameter of the compressible plug.
Dependencies are inferred from the claim text.