Dispensing plunger, dispensing apparatus comprising the dispensing plunger and method
AssigneeSulzer Mixpac AG
InventorVictor CLEMENS
Life of this patent
Estimating the term…
Abstract
A dispensing apparatus is suitable for the reception of a cartridge containing a dispensable medium. A dispensing plunger is configured to be arranged at or in the dispensing apparatus, the dispensing plunger having an end face which acts on the cartridge for a dispensing of the medium out of the cartridge. The dispensing plunger is configured such that the end face, during the dispensing of the medium, has at least a first dispensing cross-section and subsequently has at least a second dispensing cross-section.
Claims20
A dispensing plunger for a dispensing apparatus for the reception of a collapsible cartridge containing a dispensable medium, the dispensing plunger being configured to be arranged at or in the dispensing apparatus, the dispensing plunger comprising:
- an end face configured to act on the collapsible cartridge to dispense the medium out of the collapsible cartridge, the dispensing plunger being configured such that the end face, while dispensing the medium, has at least a first dispensing cross-section and subsequently has at least a second dispensing cross-section.
A dispensing apparatus comprising:
- a support cartridge configured to receive a collapsible cartridge;
- and
- a dispensing plunger, the dispensing plunger being arranged at or in the dispensing apparatus and having an end face configured to act on the collapsible cartridge for dispensing a medium out of the collapsible cartridge, the dispensing plunger being configured such that the end face, while dispensing the medium, has at least a first dispensing cross-section and subsequently a least a second dispensing cross-section.
A method for dispensing a dispensable medium from a collapsible cartridge, the method comprising:
- providing a dispensing apparatus comprising a support cartridge for the reception of the collapsible cartridge and a dispensing plunger, the dispensing plunger including an end face for acting on the collapsible cartridge for dispensing of the medium out of the collapsible cartridge, the end face of the dispensing plunger, during the dispensing of the medium, has at least a first dispensing cross-section and subsequently has at least a second dispensing cross-section;
- dispensing of the medium out of the collapsible cartridge by the dispensing apparatus through movement of the dispensing plunger along an axial dispensing direction, during the dispensing a change of cross-section from the first dispensing cross-section to the second dispensing cross-section takes place at a position of cross-sectional change.
Dependencies are inferred from the claim text.