Electric resistance heating devices – Heating devices – Tank or container type liquid heater
Reexamination Certificate
2005-02-18
2008-05-13
Campbell, Thor S (Department: 3742)
Electric resistance heating devices
Heating devices
Tank or container type liquid heater
C392S441000, C392S498000
Reexamination Certificate
active
07373080
ABSTRACT:
A storage-type water heater and method of operating the storage-type water heater. The water heater includes a water tank for storing water, at least one heating element to heat the stored water, a jacket surrounding at least a portion of the tank, and a control system for controlling the water heater. In one construction of the water heater, the water heater includes two heating elements, and the control system includes three temperature sensors and two moisture sensors. The control system can also include circuitry for detecting errors and change operation of the water based on a detected error.
REFERENCES:
patent: 3586830 (1971-06-01), Leitner et al.
patent: 3637984 (1972-01-01), Irvine
patent: 4039928 (1977-08-01), Noftsker et al.
patent: 4046991 (1977-09-01), Sefton et al.
patent: 4053733 (1977-10-01), Murata et al.
patent: 4088871 (1978-05-01), Coulmance et al.
patent: 4111443 (1978-09-01), Sullivan et al.
patent: 4166944 (1979-09-01), Scott
patent: 4167663 (1979-09-01), Granzow, Jr. et al.
patent: 4223207 (1980-09-01), Chow
patent: 4337388 (1982-06-01), July
patent: 4362924 (1982-12-01), Story et al.
patent: 4449032 (1984-05-01), Frerking
patent: 4467178 (1984-08-01), Swindle
patent: 4467182 (1984-08-01), Merkel
patent: 4495402 (1985-01-01), Burdick et al.
patent: 4508261 (1985-04-01), Blank
patent: 4535931 (1985-08-01), Bartok et al.
patent: 4564141 (1986-01-01), Montgomery et al.
patent: 4620667 (1986-11-01), Vandermeyden et al.
patent: 4777350 (1988-10-01), Crocket et al.
patent: 4819587 (1989-04-01), Tsutsui et al.
patent: 4832259 (1989-05-01), Vandermeyden
patent: 4834284 (1989-05-01), Vandermeyden
patent: 4845342 (1989-07-01), Chen
patent: 4859834 (1989-08-01), Hausler et al.
patent: 4893610 (1990-01-01), Kang
patent: 4894520 (1990-01-01), Moran
patent: 4900900 (1990-02-01), Shirae et al.
patent: 4906820 (1990-03-01), Haarmann et al.
patent: 4909274 (1990-03-01), Rodriguez
patent: 4922861 (1990-05-01), Tsutsui et al.
patent: 4950872 (1990-08-01), Chen
patent: 4978838 (1990-12-01), Sanjuan
patent: 5006695 (1991-04-01), Elliott
patent: 5019690 (1991-05-01), Knepler
patent: 5025134 (1991-06-01), Bensoussan et al.
patent: 5079784 (1992-01-01), Rist et al.
patent: 5090305 (1992-02-01), Lehman
patent: 5168545 (1992-12-01), Hart
patent: 5293446 (1994-03-01), Owens et al.
patent: 5305418 (1994-04-01), Tuttle
patent: 5315291 (1994-05-01), Furr
patent: 5334973 (1994-08-01), Furr
patent: 5367602 (1994-11-01), Stewart
patent: 5437002 (1995-07-01), Bennett
patent: 5442157 (1995-08-01), Jackson
patent: 5582755 (1996-12-01), Maher, Jr. et al.
patent: 5588088 (1996-12-01), Flaman
patent: 5660328 (1997-08-01), Momber
patent: 5679275 (1997-10-01), Spraggins et al.
patent: 5723846 (1998-03-01), Koether et al.
patent: 5808277 (1998-09-01), Dosani et al.
patent: 5831250 (1998-11-01), Bradenbaugh
patent: 5877689 (1999-03-01), D'Amico
patent: 5949960 (1999-09-01), Hall
patent: 6080973 (2000-06-01), Thweatt, Jr.
patent: 6242720 (2001-06-01), Wilson et al.
patent: 6265699 (2001-07-01), Scott
patent: RE37745 (2002-06-01), Brandt et al.
patent: 6950032 (2005-09-01), Hewitt et al.
patent: 2001/0031138 (2001-10-01), Troost, IV
patent: 2002/0146241 (2002-10-01), Murahashi et al.
Apcom, Inc.
Campbell Thor S
Michael & Best & Friedrich LLP
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