The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 21, 2001
Filed:
Jun. 18, 1998
Fritz Kirchhofer, Sumiswald, CH;
Peter Michel, Burgdorf, CH;
Birger Hjertman, Vållingby, SE;
Gustav Levander, Helsingborg, SE;
Olle Ljungquist, Tåby, SE;
Disetronic Licensing AG, Burgdorf, CH;
Abstract
An injection device for injecting a preselectable dose of a liquid substance from an ampoule (,) with a stopper (,) located in an ampoule-holder (,) has a sleeve-shaped mechanism holder (,) mechanically linked to the stopper (,) and containing a sliding rod (,) which acts on the ampoule (,). The sliding rod (,) is surrounded by a sliding sleeve (,) mechanically coupled to the ampoule (,) and closed at its upper end by a lid (,). A dosing sleeve (,) is provided with a stepped member (,) arranged at the upper end of the mechanism holder (,) to preselect the dose of liquid substance to be injected. The dose to be administered can be adjusted by turning the dosing sleeve (,) provided with the stepped member (,).