Electric resistance heating devices – Heating devices – Continuous flow type fluid heater
Patent
1989-04-12
1991-02-05
Envall, Jr., Roy N.
Electric resistance heating devices
Heating devices
Continuous flow type fluid heater
219504, 361383, F24H 700, H05B 100, H05B 302
Patent
active
049907484
ABSTRACT:
An apparatus for heating gases, particularly air, with a heating unit having a mounting part, at least one PTC component, at least one insulating frame part surrounding the latter, at least one contact plate and at least one insulating support. The PTC component is surrounded by the frame part being inserted in the mounting part and on at least one flat side rests a contact plate and is covered by an insulating support. Heat emission lamellas are mounted in a clamping manner on the heating unit to ensure an effective heat emission to the surrounding air or gas.
REFERENCES:
patent: 4147927 (1979-04-01), Pirotte
patent: 4162395 (1979-07-01), Kobayashi
patent: 4327282 (1982-04-01), Nauerth
Envall Jr. Roy N.
Fritz Eichenauer GmbH & Co. KG
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