| 摘要 |
An administering apparatus for administering an injectable substance in doses is provided. The apparatus includes a casing with a reservoir for the substance, a conveying mechanism which acts to deliver a selected dose of the substance from the reservoir, a dosing and activating mechanism which performs a dosing movement and a delivery movement, and which is coupled to the conveying mechanism such that the delivery movement causes the selected dose to be delivered, a dosage indicator sleeve coupled to the dosing and activating mechanism, and a blocking member in a blocking engagement with the dosing and activating mechanism.
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