Medication dispensing apparatus with sub-dose prevention
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United States of America Patent
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Oct 27, 2020
Grant Date -
Jul 27, 2017
app pub date -
Apr 6, 2017
filing date -
Oct 9, 2014
priority date (Note) -
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status (Latency Note)
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Abstract
Medication dispensing apparatuses for dosing-up and delivering a pre-set dosage of a fluid product include a housing; a dosing element moveable relative to the housing between a starting position and a dosed-up position; a drive system coupled to the dosing element operable to initiate or perform a dispensing operation; and a sub-dose preventing system for preventing or blocking a dispensing operation of the drive system when the dosing element has not reached the dosed-up position and for allowing or unblocking a dispensing operation of the drive system when or after the dosing element has reached the dosed-up position, wherein the sub-dose preventing system is operable to block a rotational movement in a circumferential direction of the medication dispensing apparatus of a drive element of the drive system corresponding to a dispensing direction or a dial-down direction when preventing or blocking the dispensing operation of the drive system.
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