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Class Information
Number: 68/12.21
Name: Textiles: fluid treating apparatus > Machines > Single tub and automatic sequential operation mechanism > Liquid handling > Level or temperature responsive
Description: Subject matter including means responsive to the height of or the hotness of the treating liquid for controlling the flow of the treating liquid.










Sub-classes under this class:

Class Number Class Name Patents
68/12.22 With temperature modification 43


Patents under this class:
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Patent Number Title Of Patent Date Issued
8621894 Washing machine to wash laundry with bubbles Jan. 7, 2014
8615833 Method and washing machine provided with recirculation with controlled flow Dec. 31, 2013
8595875 Laundry treatment machine and washing method therefor Dec. 3, 2013
8578741 Washing machine with air trap Nov. 12, 2013
8567351 Steam generator and laundry machine with the same Oct. 29, 2013
8505139 Adaptive automatic laundry washer water fill Aug. 13, 2013
8468857 Apparatus for determining load size in a washing machine Jun. 25, 2013
8366012 Automatic temperature control with simplified microprocessor interface Feb. 5, 2013
8321982 Operating method of the laundry machine Dec. 4, 2012
8220292 Determination of the water storage capacity of textiles in a washing machine, and corresponding washing machine Jul. 17, 2012
8209805 Operating method in washing machine Jul. 3, 2012
8061163 Washing apparatus Nov. 22, 2011
8056171 Leak and poor drainage detection for electronic laundry machine Nov. 15, 2011
7930786 Method for determining load size and/or setting water level in a washing machine Apr. 26, 2011
7930787 Method for determining load size and/or setting water level in a washing machine Apr. 26, 2011
7904982 Washing machine having steam generator and method for controlling the same Mar. 15, 2011
7886982 Automatic temperature control with simplified microprocessor interface Feb. 15, 2011
7861344 Washing machine and method for controlling the same Jan. 4, 2011
7841217 Clothes washer temperature control systems and methods Nov. 30, 2010
7832236 Foam sensor of drum washing machine Nov. 16, 2010
7823421 Washing apparatus Nov. 2, 2010
7810361 Washing apparatus Oct. 12, 2010
7631522 Washing machine with load sensor Dec. 15, 2009
7614106 Washing machine and control method thereof Nov. 10, 2009
7610778 Washing machine Nov. 3, 2009
7520145 Washing machine combined with dryer and controlling method thereof Apr. 21, 2009
7475574 Washing machine with sensor means Jan. 13, 2009
7428829 Clothes washer filling control systems and methods Sep. 30, 2008
7418754 Apparatus for controlling door of drum type washing machine and method thereof Sep. 2, 2008
7380303 Method for controlling the program of a washing machine and washing machine using such method Jun. 3, 2008
7363780 Washing machine having floating laundry detecting means and method for controlling the same Apr. 29, 2008
7350380 Washing machine Apr. 1, 2008
7340792 Process for eliminating foam in the lye container of a drum washing machine Mar. 11, 2008
7272960 Washing machine Sep. 25, 2007
7246396 Process for operating a water-bearing domestic appliance and domestic appliance for same Jul. 24, 2007
6935142 Washing machine water control Aug. 30, 2005
6901777 Washing machine Jun. 7, 2005
6871370 Method for controlling washing in washing machine Mar. 29, 2005
6634048 Automatic temperature control for clothes washer Oct. 21, 2003
6609264 Pump cycling control system for a washing machine Aug. 26, 2003
6591439 Control for an automatic washer with spray pretreatment Jul. 15, 2003
6582198 Control strategy for a thermally activated diverter valve used in a washing appliance Jun. 24, 2003
6523370 Hose reversal detection system for a washing machine Feb. 25, 2003
6481246 Drain pump mounted pressure switch for a washing machine Nov. 19, 2002
6446291 Control system and process for automatically controlling water level in a washing machine Sep. 10, 2002
6360567 Washing machine adapted to be supplied with different levels of water during a washing operation Mar. 26, 2002
6336348 Sensor for detecting both water level and vibration in washing machine Jan. 8, 2002
6292966 Method for sensing water level and vibration of washing machine and apparatus therefor Sep. 25, 2001
6255952 Method and system for warning of abnormal water supply in a washing machine Jul. 3, 2001
6226555 Flowchart exception handling element May. 1, 2001

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