Liquid cartridge, and a method for filling a cartridge of this type with a liquid
AssigneeEBS Ink Jet Systeme GmbH
InventorAndreas Slomianny
Life of this patent
Estimating the term…
Abstract
The liquid cartridge for an industrial inkjet printer for printing goods has a film bag, a connector stub connected thereto, and a lower cap. The connector stub has an opening which is closed by the lower cap which has a lower rubber layer, a plastic layer formed by the connector stub, and a lower holder. The lower holder has a lower window which is situated above the opening. The lower holder is fastened to an outer side of the connector stub. The lower rubber layer and, underneath it, the plastic layer are situated below the lower window, and they are in contact with one another and with the lower holder.
Claims13
A liquid cartridge for an industrial inkjet printer for printing goods, wherein the liquid cartridge comprises
- a film bag,
- a connector stub connected thereto, and
- a lower cap,
- wherein the connector stub has an opening closed by the lower cap comprising a lower rubber layer, a plastic layer defined by the connector stub and a lower holder,
- wherein the lower holder comprises a lower window located above the opening and is fastened to an outer side of the connector stub,
- wherein the lower rubber layer and the plastic layer, which is located below the lower rubber layer, are located below the lower window, such that they are in contact with one another and with the lower holder, and
- wherein the liquid cartridge further comprises an upper cap further closing the opening, the upper cap comprising an upper rubber layer and an upper holder, wherein the upper holder overlaps the lower holder and has an upper window located in front of the opening, and the upper holder is fastened to one or more of the lower holder or to the outer side of the connector stub.
A method for filling a liquid cartridge for an inkjet printer for printing goods, wherein the liquid cartridge comprises a film bag and a connector stub connected thereto, the connector stub having an opening which is sealed off by a lower cap comprising a plastic layer formed by the connector stub, a lower rubber layer, and a lower holder, wherein the lower cap has a lower window located above the opening, the lower cap is fastened to the connector stub, the lower rubber layer is located between the lower holder and, and also in contact with, the opening, and the plastic layer is located below the lower rubber layer, the method comprising the following steps:
- Puncturing the lower rubber layer and the plastic layer with a hollow needle,
- filling liquid, through the hollow needle into an interior of the film bag,
- applying an upper cap onto the lower cap, wherein the upper cap comprises an upper rubber layer and an upper holder having an upper window, and
- fastening the upper cap to one or more of the connector stub or the lower cap.
Dependencies are inferred from the claim text.