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.

Date of Patent:
Feb. 27, 2018

Filed:

Mar. 15, 2013
Applicant:

Novo Nordisk A/s, Bagsvaerd, DK;

Inventors:

Bastian G. Kjeldsen, Hilleroed, DK;

Brian Mouridsen, Fredensborg, DK;

Assignee:

Novo Nordisk A/S, Bagsvaerd, DK;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 5/315 (2006.01); A61M 5/20 (2006.01); A61M 5/24 (2006.01);
U.S. Cl.
CPC ...
A61M 5/31501 (2013.01); A61M 5/20 (2013.01); A61M 5/3155 (2013.01); A61M 5/31535 (2013.01); A61M 5/31541 (2013.01); A61M 5/31553 (2013.01); A61M 5/31583 (2013.01); A61M 5/31585 (2013.01); A61M 5/3157 (2013.01); A61M 5/31593 (2013.01); A61M 2005/2026 (2013.01); A61M 2005/2407 (2013.01); A61M 2005/2492 (2013.01); A61M 2005/3154 (2013.01); A61M 2005/31518 (2013.01); F04C 2270/0421 (2013.01);
Abstract

The present invention relates to an injection device () for setting and injecting set doses from a held drug cartridge (). The injection device () comprises a housing (), a piston rod (), a rotatable driver () and a dose control member (). A stored energy source () is configured to drive rotation of the driver () to cause the piston rod () to expel a set dose. The dose control member () rotates during dose setting and during dose expelling. A first clutch (C) is arranged between the dose control member () and the driver (). A second clutch (C) is arranged between the driver () and the housing () to control the expelling movement. During dose setting the first clutch (C) is disengaged and the second clutch (C) is engaged. During dose expelling the first clutch (C) is engaged and the second clutch (C) is disengaged.


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