AEROSOL MEASURING SAMPLER Russian patent published in 2003 - IPC

FIELD: equipment sampling highly dispersive aerosols, analysis of radioactive aerosols. SUBSTANCE: given sampler includes funnel-shaped case in which wide part membrane perforated in central part is fixed. Membrane is produced from elastic gas impermeable material and carries filter put on its surface and extension piece joined leak-tight to case and fitted with detector. Sensitive surface of detector contacts filter and overlap perforation zone of membrane. EFFECT: increased accuracy and timeliness of measurement of aerosol concentrations. 1 dwg