Patent ID: 6467332
Filing Date: 2002-10-22
Classification: G01N

Abstract:
A device for olfactory judgment of an odorous substance comprising a flat test object in a casing, preheated or heated electrically by a temperature control and measuring circuit to a given temperature and with prolonged heat storage means, on which an easily attachable and removable material is disposed and is covered with the odorous substance for judgment, wherein the casing (2) the odorous substance can be applied to a sample strip (14) connected by a sample holder (12) to a heatable metal base carrier (7) movable in one direction (P), wherein the base carrier (7) is disposed at one end of an air flow duct (6) formed by a pipe (5) open at both ends, a fan (18) disposed at the other end and adapted, by means of an associated motor (17), to convey air from the end near the fan, via the sample strip (14) to the other end of the air flow duct (6), so that an intaken air flow (34a), a received air flow (34b) containing evaporated odorous constituents, and a discharge flow (34c) are directed through an opening (44).