Component delivery system utilizing film bags
First Claim
1. A cartridge for a medium to be dispensed, the cartridge comprising:
- a head part having a dispensing outlet; and
a film forming a cartridge wall, with the film bounding a cartridge chamber for the medium to be dispensed, extending at least partially in a longitudinal direction of the cartridge and having a front end that is connected to the head part,wherein the film is a multilayer film having at least two layers formed from different materials, andwherein the front end of the film is sealingly and non-releasably embedded in the head part of the cartridge, such that an end face of the front end of the film is covered by the head part.
2 Assignments
0 Petitions
Accused Products
Abstract
A cartridge for a medium to be dispensed is disclosed. The cartridge includes a head part having a dispensing outlet, and a film forming a cartridge wall. The film bounds a cartridge chamber for the medium to be dispensed, and extends at least partially in a longitudinal direction of the cartridge. The film has a front end that is connected to the head part. The is a multilayer film having at least two layers formed from different materials. The front end of the film is sealingly and non-releasably embedded in the head part of the cartridge, such that an end face of the front end of the film is covered by the head part. A method of manufacturing a cartridge having a head part using a mold is also disclosed.
67 Citations
16 Claims
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1. A cartridge for a medium to be dispensed, the cartridge comprising:
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a head part having a dispensing outlet; and a film forming a cartridge wall, with the film bounding a cartridge chamber for the medium to be dispensed, extending at least partially in a longitudinal direction of the cartridge and having a front end that is connected to the head part, wherein the film is a multilayer film having at least two layers formed from different materials, and wherein the front end of the film is sealingly and non-releasably embedded in the head part of the cartridge, such that an end face of the front end of the film is covered by the head part. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A method of manufacturing a cartridge having a head part using a mold, the method comprising:
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placing at least one film on a core; placing the film and the core in the mold; and injection molding the head part in a head space of the mold to form the head part and to sealingly and non-releasably embed a front end of the film in the head part, such that an outer surface of the front end of the film is covered by the head part, wherein the material of the head part is common with the outer surface of the film. - View Dependent Claims (13, 14, 15, 16)
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Specification