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:
Oct. 15, 2019
Filed:
Dec. 14, 2011
Eric J. Robey, Colliers, WV (US);
Robert H. Sell, Oakdale, PA (US);
Thomas J. Pitzer, McDonald, PA (US);
William E. Dedig, Jr., Pittsburgh, PA (US);
Eric J. Robey, Colliers, WV (US);
Robert H. Sell, Oakdale, PA (US);
Thomas J. Pitzer, McDonald, PA (US);
William E. Dedig, Jr., Pittsburgh, PA (US);
Draeger Medical Systems, Inc., Andover, MA (US);
Abstract
A safety breathing apparatus has a delivery element configured to deliver respirable gas to a respiratory system of a user. The apparatus includes a breathing hose in fluid communication with a first source of respirable gas. A valve housing includes a first port configured to be couple to the delivery element, a second port configured to be coupled to the breaking hose, and a third port configured to dock with a second source of respirable gas without exposing the user to a surrounding atmosphere.