Electric heating – Heating devices – With heater-unit housing – casing – or support means
Patent
1977-06-15
1978-12-26
Mayewsky, Volodymyr Y.
Electric heating
Heating devices
With heater-unit housing, casing, or support means
219403, 219483, 219517, 219536, 219541, 337245, H05B 306
Patent
active
041317874
ABSTRACT:
Electrical heater construction having a substantially closed housing containing controls therein and having a bracket unit carrying electrical heaters externally thereof, the housing having connectors detachably interconnected to the heaters externally to the housing and electrically interconnecting the heaters to the controls within the housing to be operated thereby. The housing has an externally accessible detachable arrangement and the bracket unit has a detachable arrangement detachably interconnected to the detachable arrangement of the housing in a manner that is accessible externally to the housing whereby the detachable arrangement of the bracket unit can be detached from the detachable arrangement of the housing without access to the interior of the housing so that the heaters can be detached from and/or attached to the housing without requiring the opening of the housing.
REFERENCES:
patent: 3016441 (1962-01-01), Hackman et al.
patent: 3235189 (1966-03-01), Bunting
patent: 3435189 (1969-03-01), Manecke
patent: 3548154 (1970-12-01), Christiansson
patent: 3697727 (1972-10-01), Neuman et al.
patent: 3770939 (1973-11-01), Kokjohn
patent: 3912906 (1975-10-01), McIntash
patent: 4007780 (1977-02-01), Caldwell et al.
patent: 4076975 (1978-02-01), Tyler et al.
Mayewsky Volodymyr Y.
Robertshaw Controls Company
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