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:
May. 24, 2022

Filed:

Dec. 12, 2018
Applicant:

Dräger Safety Ag & Co. Kgaa, Lübeck, DE;

Inventor:

Christian Wilhelm, Lübeck, DE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 16/10 (2006.01); A62B 9/00 (2006.01); A62B 7/10 (2006.01);
U.S. Cl.
CPC ...
A62B 7/10 (2013.01); A61M 16/105 (2013.01); A62B 9/00 (2013.01);
Abstract

A breathing bag () for a closed-circuit respirator () has a bag component (), which encloses an inner volume (). The bag component () can reversibly assume at least one unfolded state () and a folded-in state (). The bag component () encloses a larger inner volume () in the unfolded state () than in the folded-in state (). Moreover, a closed-circuit respirator () is provided, having at least one counter-lung, a filter device, an oxygen source as well as a housing. The counter-lung, the filter device and the oxygen source are arranged in the housing.


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