Electric resistance heating devices – Heating devices – Tank or container type liquid heater
Patent
1998-06-04
2000-10-24
Walberg, Teresa
Electric resistance heating devices
Heating devices
Tank or container type liquid heater
392449, 392455, 392498, F24H 120
Patent
active
061379557
ABSTRACT:
A water heater heating element including a base member adapted to extend through and sealingly engage a wall of a water heater tank, the base member having a recess; a thermistor positioned in the recess; members connected to the thermistor and extending outwardly of the base member to transmit temperature information; a sheathing sealed to and extending outwardly from the base member; a heating coil positioned within the sheathing; cold pins connected to opposed ends of the heating coil and to the base member, the cold pins being sufficiently long that heat generated by the heating coil is not detected by the thermistor; and members connected to the cold pins and extending outwardly of the base member to transmit power to the heating coil.
REFERENCES:
patent: 3781839 (1973-12-01), Clifford
patent: 3909588 (1975-09-01), Walker et al.
patent: 3952182 (1976-04-01), Flanders
patent: 4401261 (1983-08-01), Brown
patent: 4426993 (1984-01-01), Hoyme
patent: 4535931 (1985-08-01), Bartok et al.
patent: 4638147 (1987-01-01), Dytch et al.
patent: 4672919 (1987-06-01), Staats
patent: 4757802 (1988-07-01), Guzorek
patent: 4848616 (1989-07-01), Nozaki
patent: 4906178 (1990-03-01), Goldstein et al.
patent: 4981262 (1991-01-01), Jackson
patent: 5012793 (1991-05-01), Steven
patent: 5163119 (1992-11-01), Windon
patent: 5255665 (1993-10-01), Windon
patent: 5504306 (1996-04-01), Russell et al.
patent: 5586214 (1996-12-01), Eckman
patent: 5692096 (1997-11-01), Massey et al.
patent: 5706390 (1998-01-01), O'Neil
patent: 5774627 (1998-06-01), Jackson
patent: 5808277 (1998-09-01), Dosani et al.
patent: 5949960 (1999-09-01), Hall
Krell Anthony
Shellenberger Timothy J.
American Water Heater Company
Campbell Thor
Walberg Teresa
LandOfFree
Electric water heater with improved heating element does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Electric water heater with improved heating element, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Electric water heater with improved heating element will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1973615