Multi-stage respirator filter with TIM filter option

Details Multi-stage respirator filter with TIM filter option Multi-stage respirator filter with TIM filter option

2007-05-08

2007-05-08

Yu, Justine (Department: 3771)

Surgery

Respiratory method or device

Means for removing substance from respiratory gas

C128S206120, C128S206170, C128S201250

Reexamination Certificate

active

10604497

ABSTRACT:
A filter canister assembly for a gas mask comprising a primary canister with a first filter medium adapted to remove aerosols, particulate materials and droplets from air and a second filter medium comprising an adsorbent filter medium adapted to remove toxic gases and arranged in serial communication with the first filter medium in the first canister. A supplementary filter canister has a third filter media adapted to intercept toxic industrial materials and is removably mounted to a first end of the first housing to supplement the ability of the primary filter canister to filter toxic industrial gases.

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