Patent · US Active

Breathing apparatus comprising a differential pressure sensor

US11311689B2 · kind B2 · utility

0Cited by

1References

9Claims

0Family size

Assignee

WEINMANN EMERGENCY MEDICAL TECHNOLOGY GMBH & CO. KG · DE

Inventors

Marcus Diehl · Hamburg, DE
Stefan Hein · Berlin, DE
Matthias Pulla · Hamburg, DE
Frank Herrmann · Armstedt, DE

Key dates

Filing date	Feb 16, 2018
Grant date	Apr 26, 2022
Priority date	—
Expiry date	Mar 3, 2039

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF04D29/668
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A method and apparatus for breathing, in which a blower is mounted in a specific part made of silicone, which reduces blower immissions and emissions. Moreover, the conducting structure influences the flow of the respiratory gas in order to reduce interference when measuring the volumetric flow.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.