| 发明名称 | End of service life indicator for respirator | ||
| 摘要 | A device includes a cartridge containing a filter material. An insert extends through at least a portion of the filter material. The insert has gas sample path with an opening to provide a sample of air that is representative of the saturation of the filter material. A return path may be included in the insert to return sampled gas to the filter material. A gas mask contains a gas sensor and coupled to the cartridge, which may be replaced when saturated. | ||
| 申请公布号 | US9011584(B2) | 申请公布日期 | 2015.04.21 |
| 申请号 | US201213420186 | 申请日期 | 2012.03.14 |
| 申请人 | Honeywell International Inc. | 发明人 | Tobias Peter;Larsen Christopher Scott |
| 分类号 | B01D46/42;A62B18/08;A62B9/00;A62B23/02;A62B18/00;G01N1/22;B01D53/30 | 主分类号 | B01D46/42 |
| 代理机构 | Conley Rose, P.C. | 代理人 | Conley Rose, P.C. ;Harkins Kristin Jordan |
| 主权项 | 1. A device comprising: a cartridge containing a filter material, wherein the cartridge includes an adapter operable to removably couple to a respirator mask; and an insert extending from the adapter upstream in the cartridge through at least a portion of the filter material and having a first path with an opening to provide a sample of air that is representative of the saturation of the filter material; wherein the first path extends from the adapter upstream in the cartridge. | ||
| 地址 | Morristown NJ US | ||