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. 11, 2025

Filed:

Aug. 11, 2022
Applicant:

Antares Pharma, Inc., Ewing, NJ (US);

Inventors:

Thomas Kramer, Andover, MN (US);

Matthew H. Rust, Hudson, WI (US);

Paul M. Goudreau, St. Paul, MN (US);

Peter A Hoeft, Seattle, WA (US);

Julius C. Sund, Plymouth, MN (US);

Peter L. Sadowski, Woodbury, MN (US);

Michael Travanty, S. Minneapolis, MN (US);

Patrick Madsen, Litchfield, MN (US);

Assignee:

Antares Pharma, Inc., Ewing, NJ (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 5/20 (2006.01); A61M 5/30 (2006.01); A61M 5/31 (2006.01); A61M 5/32 (2006.01); A61M 5/50 (2006.01);
U.S. Cl.
CPC ...
A61M 5/2033 (2013.01); A61M 5/20 (2013.01); A61M 5/2053 (2013.01); A61M 5/30 (2013.01); A61M 5/5086 (2013.01); A61M 2005/2013 (2013.01); A61M 2005/2026 (2013.01); A61M 2005/208 (2013.01); A61M 2005/3125 (2013.01); A61M 5/326 (2013.01); A61M 2202/0007 (2013.01); A61M 2202/048 (2013.01);
Abstract

An exemplary embodiment of an injector includes a trigger mechanism, an energy source, and a user-operable firing-initiation member. The trigger mechanism can include a floating trigger member having a retaining portion, a ram assembly having a ram configured to pressurize a medicament container for expelling a medicament therefrom, the ram assembly further having a floating trigger engagement member configured to engage the retaining portion of the floating trigger member when the floating trigger member is in a pre-firing condition. The energy source can be associated with the ram for powering the ram to expel the medicament, and the user-operable firing-initiation member can be operable for causing an axial rotation of the floating trigger member from the pre-firing condition to a firing condition in which the floating trigger engagement member is released from the retaining portion to allow the energy source to fire the ram.


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