Method and Assembly for a Drug Delivery Device
First Claim
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1. A method for securing a cartridge (4) in a cartridge holder (3), comprising the following steps:
- inserting the cartridge (4) into the cartridge holder (3), the cartridge holder (3) having a proximal end and a distal end,axially displacing the cartridge (4) in a proximal direction with respect to the cartridge holder (3) from a distal initial position to a proximal end position,securing the cartridge (4) in the end position against displacement in the distal direction with respect to the cartridge holder (3).
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Abstract
A method for securing a cartridge (4) in a cartridge holder (3) is provided, the method comprising the steps of
- inserting the cartridge (4) into the cartridge holder (3), the cartridge holder (3) having a proximal end and a distal end,
- axially displacing the cartridge (4) in a proximal direction with respect to the cartridge holder (3) from a distal initial position to a proximal end position and
- securing the cartridge (4) in the end position against displacement in the distal direction with respect to the cartridge holder (3). An assembly for a drug delivery device (1) is provided comprising a cartridge (4), an adjusting member (12, 25, 28, 34) and a cartridge holder (3). The cartridge holder (3) has a distal end and a proximal end. The adjusting member (12, 25, 28, 34) is secured to the cartridge holder (3). The adjusting member (12, 25, 28, 34) holds a distal portion of the cartridge (4) at a distance with respect to a distal portion of the cartridge holder (3).
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Citations
15 Claims
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1. A method for securing a cartridge (4) in a cartridge holder (3), comprising the following steps:
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inserting the cartridge (4) into the cartridge holder (3), the cartridge holder (3) having a proximal end and a distal end, axially displacing the cartridge (4) in a proximal direction with respect to the cartridge holder (3) from a distal initial position to a proximal end position, securing the cartridge (4) in the end position against displacement in the distal direction with respect to the cartridge holder (3). - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. An assembly for a drug delivery device (1), comprising a cartridge (4), an adjusting member (12, 25, 28, 34) and a cartridge holder (3), the cartridge holder (3) having a distal end and a proximal end,
characterized in that the cartridge (4) is positioned in a proximal end position with respect to the cartridge holder (3), wherein the proximal end position is displaced proximally from a distal initial position of the cartridge (4), and that the adjusting member (12, 25, 28, 34) is secured to the cartridge holder (3), wherein the adjusting member (12, 25, 28, 34) holds a distal portion of the cartridge (4) at a distance with respect to a distal portion of the cartridge holder (3).
Specification