发明名称 |
RESPIRATOR FILTER CANISTERS AND METHOD OF FILLING SAME |
摘要 |
A gas mask filter canister of varying shapes is filled by orienting the a fi ll opening to face upwardly, introducing into the fill opening a particulate filter material, and vibrating the filter canister at a frequency and amplitude, and for a time until a predetermined packing density is reached. The invention can be used to fill elliptical or other odd shaped filter canisters having a concave profiles to conform closely to the curvature of t he wearer's face.
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申请公布号 |
CA2483290(A1) |
申请公布日期 |
2003.11.06 |
申请号 |
CA20032483290 |
申请日期 |
2003.04.24 |
申请人 |
AVON PROTECTION SYSTEMS, INC. |
发明人 |
SCHLAECHTER, JOHN |
分类号 |
A62B19/00;A62B23/02;B01D53/02;B01J20/20;B65B1/06;B65B1/08;B65B1/22;B65B3/22;(IPC1-7):A62B23/02 |
主分类号 |
A62B19/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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