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US 10,569,019 B2Granted
Substance dispensing device with signaling device
AssigneeTecPharma Licensing AG
InventorsJürg Hirschel, Markus Tschirren
Life of this patent
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Abstract
Device for dispensing a substance having: a dispensing element through which the substance can be dispensed, a displaceable protective element for the dispensing element, a drive element that is coupled with the protective element and a feedback element which can generate a signal when or after a predefined quantity or the entire quantity of the substance to be dispensed has been dispensed characterized in that the feedback device is coupled with the drive element.
Claims19
A device for releasing a substance by means of a release element, the device comprising:
- a displaceable protective element for the release element, the protective element being displaceable in a distal direction in order to cover the release element;
- a drive element in the form of a spring displacing the protective element in the distal direction in order to cover the release element;
- and
- a first feedback element driven by the drive element to produce an end signal when a predefined quantity of the substance has been released.
1 more element
Dependencies are inferred from the claim text.