Apparatus for emitting a chemical agent

Details Apparatus for emitting a chemical agent Apparatus for emitting a chemical agent

A - Human Necessities

61

L

A61L 9/03 (2006.01) A01M 1/20 (2006.01)

Patent

CA 2067704

An apparatus (10) for emitting a chemical agent such as a fragrance or an insecticide comprises a container (46) for the agent sealed by a temperature sensitive semi-permeable membrane (50). A heater (22) is provided in the apparatus for heating the chemical agent to facilitate the release of the chemical agent through the membrane (50). The container (46) and heater (22) are relatively movable so as to vary the emission of the chemical agent through the membrane (50).

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