Electric heating – Heating devices – Combined with diverse-type art device
Patent
1988-01-15
1989-08-08
Walberg, Teresa J.
Electric heating
Heating devices
Combined with diverse-type art device
62275, 62256, 219213, H05B 320
Patent
active
048555673
ABSTRACT:
A frost resistant, horizontal folding door for a freezer room has heater assemblies in the header, jambs and for simultaneously heating the door curtain and the floor of the doorway. The heater assembly in the header can be a mat of open mesh fiber glass having a serpentine array of an electric resistance heating wire bonded to it. The heater assembly in the jamb can be a formable electrical resistance heater within the structure of the jamb. The heater assembly, for the door curtain and the floor of the doorway can be an electrical radiant heater disposed on the header and directed at the curtain and the floor.
REFERENCES:
patent: 1992011 (1935-02-01), Knight
patent: 2238511 (1941-04-01), Thaxter
patent: 2420240 (1947-05-01), Haggerty
patent: 2460469 (1949-02-01), Rifkin
patent: 2493125 (1950-01-01), Foster
patent: 2731804 (1956-01-01), Grubbs
patent: 2809402 (1957-10-01), Southworth
patent: 2858408 (1958-10-01), Barroero
patent: 2984085 (1961-05-01), Rainwater
patent: 3064110 (1962-11-01), Vogler
patent: 3135100 (1964-06-01), Taylor
patent: 3186185 (1965-06-01), Bently
patent: 3254503 (1966-06-01), Rundell
patent: 3449925 (1969-06-01), Barroero
patent: 3462885 (1967-10-01), Miller
patent: 3612821 (1971-10-01), Stromquist
patent: 3697723 (1972-10-01), Winsler
patent: 3869873 (1975-03-01), Thomas
patent: 4080764 (1978-03-01), Stowik
patent: 4083395 (1978-04-01), Romano
patent: 4109484 (1978-08-01), Cunningham
patent: 4274467 (1981-06-01), Comeau
patent: 4289190 (1981-09-01), Catan
patent: 4313485 (1982-02-01), Gidge
patent: 4335777 (1982-06-01), Simon
patent: 4355678 (1982-10-01), Romano
patent: 4388961 (1983-06-01), Schaefer
patent: 4420027 (1983-12-01), Gidge
patent: 4448232 (1984-05-01), McQueen
patent: 4449270 (1984-05-01), Brabant
Electrical Construction and Maintenance, "Infrared Quartz Lamps", vol. 67, No. 7, Jul. 1968.
Rytec Corporation
Walberg Teresa J.
LandOfFree
Frost control system for high-speed horizontal folding doors does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Frost control system for high-speed horizontal folding doors, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Frost control system for high-speed horizontal folding doors will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-907615