Electric heating – Heating devices – With heater-unit housing – casing – or support means
Patent
1979-11-14
1981-12-15
Mayewsky, Volodymyr Y.
Electric heating
Heating devices
With heater-unit housing, casing, or support means
62248, 219203, 219218, 219509, 219543, 312138R, 219214, H05B 306
Patent
active
043061400
ABSTRACT:
A structure adapted for use in a door of a refrigerated compartment. The door may include a plurality of panes of glass, a plurality of spacers for spacing the plurality of panes of glass so as to form an air space between each pair of panes of glass, a conductive coating applied to one surface of one of the panes of glass facing into the air space between the panes of glass, and an electrical circuit connected to the conductive coating on the coated surface of the pane of glass. The electrical circuit includes a portion which could otherwise be exposed to physical contact through the air space in the event of breakage of the coated or opposing pane of glass. The structure includes a portion for blocking physical contact with the portion of the electrical circuit which could otherwise be exposed. The structure further includes portions for connecting with the spacers in the door for securing the structure in the door.
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patent: 3379859 (1968-04-01), Marriott
patent: 3449551 (1969-06-01), Aisanich
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patent: 3655939 (1972-04-01), Stromquist
patent: 3911245 (1975-10-01), O'Shaughnessy
patent: 4035608 (1977-07-01), Stromquist
patent: 4206615 (1980-06-01), Sobajima et al.
Anthony's Manufacturing Company, Inc.
Mayewsky Volodymyr Y.
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