Back to results
US 11,999,554 B2Granted
Cartridge and method for producing a cartridge
AssigneeHilti Aktiengesellschaft
InventorsTobias Donner, Thomas Ayrle, Ralf Willner
Life of this patent
Estimating the term…
Abstract
A cartridge for a dispensing device contains at least one elongate film pouch, which is inherently non-rigid and which has a chamber for receiving a composition. The cartridge also contains a head part for interacting with the film pouch. The film pouch has an opening on a side facing the head part which is closed by a cover. The insert is conical on a side facing the head part. A method can be used for producing such a cartridge.
Claims20
A cartridge for a dispensing device, having:
- at least one non-rigid, elongate film pouch, which has a chamber for receiving a composition,
- a head part for interacting with the at least one non-rigid, elongate film pouch, and a rigid insert which is a different part from the head part,
- wherein the rigid insert is connected to the at least one non-rigid, elongate film pouch on a side facing the head part and has a passage closed by a cover,
- wherein the rigid insert is conical on the side facing the head part.
1 more element
A cartridge for a dispensing device, having:
- at least one non-rigid, elongate film pouch, which has a chamber fir receiving a composition, and
- a head part for interacting with the at least one non-rigid, elongate film pouch and having a rigid insert,
- wherein the rigid insert is connected to the at least one non-rigid, elongate film pouch on a side facing the head part and has a passage closed by a cover,
- wherein the rigid insert is conical on the side facing the head part,
- wherein the rigid insert has at least one ventilation opening that is independent of the passage and/or at least one ventilation slot that is independent of the passage, and/or
- wherein the passage of the rigid insert has at least one ventilation notch in a region facing a central axis of the at least one non-rigid, elongate film pouch.
3 more elements
A method for producing a cartridge for a dispensing device, having:
- at least one non-rigid, elongate film pouch, which has a chamber for receiving a composition, and
- a head part for interacting with the at least one non-rigid, elongate film pouch and having a rigid insert,
- wherein the rigid insert is connected to the at least one non-rigid, elongate film pouch on a side facing the head part and has a passage closed by a cover,
- wherein the rigid insert is conical on the side facing the head part, the method comprising:
- providing the at least one non-rigid, elongate film pouch having the chamber, wherein the at least one non-rigid, elongate film pouch is connected to the rigid insert and the base part, the rigid insert having an opening,
- filling the chamber with the composition through the opening,
- and
- closing the opening with the cover.
5 more elements
Dependencies are inferred from the claim text.