Electric heating – Heating devices – Combined with diverse-type art device
Patent
1991-09-26
1993-05-25
Bartis, Anthony
Electric heating
Heating devices
Combined with diverse-type art device
4218, 4221, 138 33, 165 47, 219213, 219523, 392485, 392488, 454 43, H05B 300, F16L 5300, E03D 904, E04D 1306
Patent
active
052142663
ABSTRACT:
An electric heating attachment for electrically heating the exterior portion of a sewer vent of a building to keep the vent from clogging from snow and/or ice and frost that may accumulate on the building roof. The attachment has an elongated rod insertable into the vent a with an electric heating tape extending along the length thereof. Laterally extending arms on an upper portion of the rod engage the top edge of the vent to limit the extent of the insertion of the rod into the vent. The section of the rod extending above the lateral arms terminates in a hoop portion having a portion of the heating tape extending therealong to heat the area immediately above the sewer vent to keep this area open to the atmosphere by melting the snow and/or ice above the vent.
REFERENCES:
patent: 1735165 (1929-11-01), Hornby
patent: 2464052 (1949-03-01), Numrich
patent: 3227853 (1966-01-01), Gordon
patent: 3557344 (1969-03-01), De Crosta et al.
patent: 3582612 (1971-06-01), Siemianowski
patent: 3823304 (1974-07-01), Siemianowski
patent: 4524262 (1985-06-01), Meyer
"Cold Weather Tips For Gutters", Popular Science, vol. 174, No. 2, Feb. 1959 p. 238.
Bartis Anthony
Kleve Robert E.
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