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:
Nov. 27, 2018
Filed:
Feb. 21, 2011
Matthieu Fromage, Saint-arnoult-en-yvelines, FR;
Matthieu Fromage, Saint-arnoult-en-yvelines, FR;
Zodiac Aerotechnics, Plaisir, FR;
Abstract
A demand regulator () for aircraft breathing device () comprising: —a respiratory chamber () supplied with respiratory gas comprising breathable gas and dilution gas, —a breathable gas supply line (), —a dilution gas supply line (), —a first adjusting device () of non-electrical type adjusting the pressure in the respiratory chamber (), and —a second adjusting device (-) adjusting the rate of dilution gas in the respiratory gas supplied to the respiratory chamber (), the second adjusting device comprising a dilution valve () disposed in the dilution gas supply line (), a sensor (-) and an electrical control unit () adjusting the rate of dilution gas in the respiratory gas by controlling the dilution valve ().