Patent · US Active

Respiratory half-mask

US8505536B2 · kind B2 · utility

19Cited by

12References

13Claims

0Family size

Assignee

MSA Auer GmbH · DE

Inventors

Detlef Kielow · Berlin, DE
Michael Horn · South Setauket, US
Klaus Schmidtke · Berlin, DE

Key dates

Filing date	Oct 1, 2008
Grant date	Aug 13, 2013
Priority date	—
Expiry date	Aug 4, 2030

Classification

Technology area (CPC A)Human Necessities
CPC primaryA62B18/025
WIPO fieldOther consumer goods
WIPO sectorOther fields

Abstract

A respiratory half-mask, including a mask body having a front or side filters, and exhalation valves, a head support with two side straps emanating from support, and a strap guide part fastened on the mask body for sliding the mask body along the side straps from a usage position for covering a mouth and a nose of the user into a position for exposing the face of the user. At least one clamping element is adjustably attached to the strap guide part for clamping the side straps to the strap guide part and for fixing the mask body on the two side straps in a usage position.

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