FACEPIECE SELF CONTAINED BREATHING APPARATUS

Brand Owner Address Description
AV-2000 SCOTT TECHNOLOGIES, INC. 4320 Goldmine Road Monroe NC 28110 facepiece for self-contained breathing apparatus, respirators and gas masks for fire-fighting and industrial purposes;
 

Where the owner name is not linked, that owner no longer owns the brand

    
Technical Examples
  1. An inhalation opening 6 and an exhalation-opening 4 are formed in the facepiece 2 of a breathing apparatus 1 and the openings can be closed with an inhalation valve 8 and exhalation valve 7, respectively. If a person wearing the breathing apparatus 1 inhales, the inhalation valve 8 is open and the exhalation valve 7 is closed. A photointerrupter 11 senses the closing operation of the exhalation valve 7 and supplies electric power to a motor 9 to drive a blower 16.