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Class Information
Number: 219/518
Name: Electric heating > Heating devices > With current connection and/or disconnection means (e.g., switch) > Automatically operated > Responsive to weight, position, or presence of body to be heated
Description: Subject matter wherein the particular current connection or disconnection means includes switch means operative by the weight of or the placing, in a certain location, of a body to be heated.

Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8692160 Temperature controlled displays Apr. 8, 2014
8669492 Passenger seat device having occupant detector embedded in seat of automotive vehicle Mar. 11, 2014
8658948 Docking station with temperature control and electronic identification system Feb. 25, 2014
8581153 Method of detecting abnormal placement of substrate, substrate processing method, computer-readable storage medium, and substrate processing apparatus Nov. 12, 2013
8574649 Stove and method for preventing cooked material from being burnt dry Nov. 5, 2013
8334484 Cooking apparatus Dec. 18, 2012
8283605 Process for automatically controlling the heating/cooking of a food item in a cooking oven and cooking oven adapted to carry out such process Oct. 9, 2012
8274016 Cup warmer Sep. 25, 2012
8247741 Dynamic system for variable heating or cooling of linearly conveyed substrates Aug. 21, 2012
8212190 Decorative handle sheath and associated method Jul. 3, 2012
8164029 Magnetic safety feature for cookware and cooking stoves Apr. 24, 2012
8138454 Liquid warming device with basin detection Mar. 20, 2012
7968824 Method for controlling heating cooking apparatus Jun. 28, 2011
7856923 Fryer Dec. 28, 2010
7759616 Method for heating a container placed on a cooktop by heating means associated to inductors Jul. 20, 2010
7745763 Method for baking bread using steam Jun. 29, 2010
7667161 Magnetic safety feature for cookware and cooking stoves Feb. 23, 2010
7605349 Slow cooker and method of operation Oct. 20, 2009
7498546 Detachable breakaway power supply source Mar. 3, 2009
7488919 Warming apparatus Feb. 10, 2009
7484386 Method and apparatus for controlling a treatment process in safety glass production Feb. 3, 2009
7425690 Hob with illumination and method for illuminating a hob Sep. 16, 2008
7361867 Electronic scale and method for weight measurement including correction means for correcting a weight dependent signal Apr. 22, 2008
7355151 Magnetic safety feature for cookware and cooking stoves Apr. 8, 2008
7351943 Automated microwave turntable Apr. 1, 2008
7348522 Apparatus for thawing frozen food items Mar. 25, 2008
7238923 Cooking apparatus having a bar code reader and a cooking method of the same Jul. 3, 2007
7223951 Cooking control method of microwave oven and apparatus for performing the same May. 29, 2007
7170037 Indentification system for insert elements for tempering foods accommodated in containers Jan. 30, 2007
7157674 Induction heater with controlled current to heating coil Jan. 2, 2007
7151241 Controller and heating wire capable of preventing generation of electromagnetic waves Dec. 19, 2006
7135658 Magnetic safety feature for cookware and cooking stoves Nov. 14, 2006
7112768 Temperature control system for a bathing unit Sep. 26, 2006
7075044 Induction heating cooking apparatus, operation of which is interrupted by container eccentricity Jul. 11, 2006
6946632 Cooking apparatus equipped with weight measuring device Sep. 20, 2005
6930287 Random positioning cooking hob with user interface Aug. 16, 2005
6911634 Weight detecting device for microwave ovens Jun. 28, 2005
6911635 Cooking apparatus and method Jun. 28, 2005
6882797 Multiple plate fluid warmer unit Apr. 19, 2005
6870138 Electric cooking hob and method for determining the location of cooking utensils on it Mar. 22, 2005
6825453 Microwave oven and method for controlling the same Nov. 30, 2004
6812440 Induction heating device Nov. 2, 2004
6765179 Electric radiant element with an active sensor for cooking vessel detection Jul. 20, 2004
6737617 Methods and apparatus for a signal distortion based detection system May. 18, 2004
6693262 Cooking hob with discrete distributed heating elements Feb. 17, 2004
6660974 Warming system and method for heating various items utilized in surgical procedures Dec. 9, 2003
6617554 Counter-top electric cooker having a safety shut-off switch Sep. 9, 2003
6614006 Device for determining the location of cooking utensils on a cooking hob comprising discrete distributed heating elements Sep. 2, 2003
6600140 Configuration with a cooker and cooktop with an integrated weighting function Jul. 29, 2003
6583392 Apparatus and method for determining properties of a cooktop using ultrasound techniques Jun. 24, 2003

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