Electricity: electrothermally or thermally actuated switches – Thermally actuated switches – With fusible – combustible or explosive material
Patent
1987-11-02
1989-06-06
Broome, H.
Electricity: electrothermally or thermally actuated switches
Thermally actuated switches
With fusible, combustible or explosive material
34 30, 337398, 219363, H01H 3776
Patent
active
048375470
ABSTRACT:
A thermal cutoff is mounted adjacent a bleed opening in a hot air duct. Hot air flowing through the bleed opening mixes with ambient air before contacting the thermal cutoff. If a predetermined air temperature is exceeded, the thermal cutoff operates, and de-energizes the air heater.
REFERENCES:
patent: 663419 (1900-12-01), Cortland
patent: 4122329 (1978-10-01), Godel
Nixon Ronald A.
Yagher, Jr. Charles
Broome H.
Therm-O-Disc Incorporated
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