Pressure regulator assembly and bypass assembly for a self-contained breathing apparatus

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United States of America Patent

PATENT NO 11497945
SERIAL NO

17696934

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Importance

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Abstract

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A pressure regulator assembly for an SCBA includes a valve assembly having a piston, a cylinder for receiving the piston, a sealing member for engagement by the piston, a conduit extending through the piston and facilitating fluid communication between an inlet chamber and a cavity of the cylinder, and a driving assembly for facilitating the engagement and disengagement of the piston responsive to a change of pressure in the outlet chamber. A bypass assembly for an SCBA is also disclosed.

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Patent Owner(s)

  • MSA (SUZHOU) SAFETY EQUIPMENT R&D CO., LTD.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kirchner, Wolfgang Heinz Adolf Berlin, DE 2 0
Leuschner, Carsten Christian Berlin, DE 2 0
Yu, Longteng Suzhou, CN 3 4
Zhu, Lida Suzhou, CN 4 1

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