Did You Know...
...that in 1800 ether was first used by partyers as a fun diversion? Sniffing the gas led to hilarious and raucous laughter as people watched each other become more and more intoxicated and silly. Several doctors independently realized the value ether would have to anesthetize surgery patients. Of those who claimed rights to the "discovery," none had a happy ending. One had a seizure and died defending his rights. Another spent his life in an asylum because he had been denied acclaim. A third became addicted to chloroform and, in a New York City jail, he soaked a cloth in the drug, severed an artery and bled to death.
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| Number | Title | Issue Date |
| 8082763 | System for detecting operating parameters of an electric household appliance featuring a relatively movable component A system for detecting the operative parameters of a household appliance, such as a washing machine or dryer, provided with a relatively mobile component with respect to a load-bearing frame (tank or basket), including a pressure switch including in turn a rigid cas... | 12/27/2011 |
| 7942023 | Drum type washing machine Disclosed herein are a drum type washing machine and a control program therefore. The washing machine includes a control mechanism to control a motor. The control mechanism includes a torque control unit to perform torque addition processes of adding pulse type torq... | 05/17/2011 |
| 7845198 | Linen treatment device with imbalance monitoring, level monitoring or load monitoring An acceleration sensor for a household device which serves for leveling the appliance and also for weighing the material introduced into the appliance, for example on a laundry unit or crockery and furthermore, in particular for a linen treatment device, for monitor... | 12/07/2010 |
| 7735344 | Drum type washing machine A drum type washing machine includes a rotary drum having an approximately horizontal or slanted rotational axis; an outer tub for accommodating the rotary drum therein; a driving motor for rotating the rotary drum; a detergent case for accommodating detergent there... | 06/15/2010 |
| 7685849 | Methods and apparatus for monitoring a washing machine A control system for a home appliance includes a cabinet, a wash tub positioned within the cabinet and configured to receive laundry therein, and a fill device configured to deliver liquid into the tub. The control system includes a first detecting component configu... | 03/30/2010 |
| 7654118 | Laundry amount sensing apparatus and method for washing machine The present invention discloses a laundry amount sensing apparatus and method for a washing machine. The laundry amount sensing apparatus for the washing machine in which a tub is inclined at a predetermined angle in a non-load state includes a control unit that sen... | 02/02/2010 |
| 7631522 | Washing machine with load sensor The washing machine comprises a support structure in which is suspended a washing chamber in which a laundry drum is mounted to be rotatable, and in which a detector is provided, capable of providing electrical signals indicating the level of the washing liquid in t... | 12/15/2009 |
| 7530243 | Drum type washing machine having vibration detection A drum type washing machine includes a housing; a rotary drum having a substantially horizontal or slanted rotational axis; a water tub, suspended in the housing, for accommodating therein the rotary drum; a controller for controlling an operation of the washing mac... | 05/12/2009 |
| 7490490 | Drum type washing machine The present invention provides a drum type washing machine capable of adequately distributing the laundry articles along the inner circumferential wall of the drum at the start-up of the dehydrating operation with high probability, thereby reducing the start-up time... | 02/17/2009 |
| 7478547 | Drum washing machine A drum washing machine including a cylindrical drum, a DC brushless motor directly connected to the drum, a current detector detecting current flowing through the motor, a torque control vector-controlling the motor on the basis of the current detected by the curren... | 01/20/2009 |
| 7434424 | Clothes washer agitation time and speed control apparatus A controller for a washing machine including an agitation element operable at a plurality of speeds during an agitation phase of a wash cycle is provided. The controller comprises a microcomputer configured to adjust an actuation of the agitation element in response... | 10/14/2008 |
| 7428830 | Washing machine with vibration detecting unit A washing machine includes a rotary drum, a water tub, a supporting metallic part, a washing machine base, a motor, a controller, and a vibration detecting unit. The vibration detecting unit, inclusive of a differential transformer having a plurality of coils and a ... | 09/30/2008 |
| 7404225 | Method and device for display use of washing machine The present invention relates to a method and device for displaying usage guidelines of a washing machine, and more particularly, to a method and device for displaying usage guidelines of a washing machine wherein a user can be guided in all the washing processes by... | 07/29/2008 |
| 7380304 | Washing machine control method A water supply method of a washing machine optimizes a washing performance by sufficiently supplying water according to an amount and type of laundry. The method includes steps of setting first and second water levels based on an amount and type of laundry in a wash... | 06/03/2008 |
| 7380303 | Method for controlling the program of a washing machine and washing machine using such method A method for controlling the program of a washing machine comprises the recording of the amount of water supplied to the tub of the washing machine, the assessment of the amount of free water present in the tub (T), the evaluation of the amount of water absorbed by ... | 06/03/2008 |
| 7340792 | Process for eliminating foam in the lye container of a drum washing machine A sensor for determining the level of the liquid in the lye container for removing foam in the lye container of a drum washing machine with a lye discharge system arranged on the floor of the lye container with a lye pump during a program step, which is provided for... | 03/11/2008 |
| 7339334 | Real-time responsive motor control system The present invention discloses a real-time responsive motor control system comprising a central MCU (Microcontroller Unit) core logic and at least one PWM (Pulse Width Modulation) MCU core logic. The central MCU core logic takes care of all interrupt events. The PW... | 03/04/2008 |
| 7331075 | Spin-dry control method in washing machine A spin-dry control method in a washing machine includes sensing a first clothes amount contained in a washing tub, sensing an unbalance of the clothes and a second clothes, after execution of the sensing the first clothes amount, determining a final clothes amount, ... | 02/19/2008 |
| 7325422 | Washing method of drum type washing machine In a washing method of a drum type washing machine, a large amount of the laundry can be more effectively washed by effectively transmitting a mechanical force to the laundry by repeatedly and forcedly rotating a drum forward (or clockwise) or backward (or countercl... | 02/05/2008 |
| 7299664 | Device for controlling motor in washing machine and method for controlling process of washing machine by using the same Device for controlling a motor in a washing machine and a method for controlling a process of a washing machine by using the same, the device including a motor, a power source part for supplying a voltage to the motor, a plurality of torque varying parts parallel to... | 11/27/2007 |
| 7299515 | Washing machine control method A washing machine control method accurately determines an amount of laundry in the washing machine, while driving a motor coupled to a drum under load, based on a computed average of pulse width modulation values at the time of stopping the drive of a motor and the ... | 11/27/2007 |
| 7296444 | Electric washing machine An electric washing machine according to the present invention performs a washing process for washing laundry without the use of a detergent by generating water streams in an outer tub (2) containing an electrolyzed liquid produced through electrolysis by an ... | 11/20/2007 |
| 7293313 | Method of determining the weight of laundry in a washing machine drum A method of determining the weight of laundry placed in the drum rotatably mounted in a vertically moveable sudsing container of a washing machine, in which a value representative of the highest position attained by the sudsing container in a previous washing cycle ... | 11/13/2007 |
| 7287292 | Washing machine control method A washing machine control method prevents the setting of an incorrect water level, when laundry is added to the washing machine after manipulating a wash command key, by setting an accurate water level and wash pattern. The water level and wash pattern are repeatedl... | 10/30/2007 |
| 7269870 | Washing machine control method A washing machine control method a thorough soaking of laundry before performing a washing step in a washing machine having a variable speed tub and a variable speed pulsator. The method includes steps of setting a water level in the tub; supplying water to the tub ... | 09/18/2007 |
| 7246395 | Washer/dryer graphical user interface A control panel for a laundry appliance includes a cycle type section comprising a reconfigurable display, and a cycle parameter section graphically illustrating selected laundry cycle parameters. ... | 07/24/2007 |
| 7228718 | Wobbling washing machine and method of controlling the same A wobbling washing machine and a method of controlling the same. The wobbling washing machine washes laundry by causing a washboard to wobble. The wobbling washing machine has a speed varying unit which varies a wobbling speed of the washboard to correspond to a loa... | 06/12/2007 |
| 7188754 | Automatic dosing device and the use of such an automatic dosing device The present invention refers to an automatic dosing device. The purpose of the device is to store and dose material, kept inside a container part, and to make it possible for an operator to refill the container with material. The automatic dosing device therefore co... | 03/13/2007 |
| 7178368 | Rotating-drum washing machine The washing machine comprises a rotating drum (4) formed by two complementary portions, a first one (6) of which is connected to driving means (10, 11), while the other one (7) is rotatably free with respect to the first one (6), b... | 02/20/2007 |
| 7162759 | Method of determining the loading of the drum of a laundry treatment machine In order to be able to implement higher rotary spin speeds without structurally endangering the machine, a characteristic value that is as accurate as possible for the currently prevailing drum loading is desirable, for loading-dependent rotary speed limitation. Acc... | 01/16/2007 |
| 7150167 | Control device for brushless motor and washing machine having the device A device for controlling a brushless motor including an inverter for supplying a.c. electric power to the motor, and a drive control circuit for controlling the inverter. The control circuit includes a load weight detecting circuit for detecting the load weight acti... | 12/19/2006 |
| 7146671 | Method of controlling washing machine A method of controlling a washing machine having a wobbling device. The wobbling device is switched to a leveling position to operate a spin-drying tub and a washboard and to a wobbling position to operate the washboard. The control method of the washing machine inc... | 12/12/2006 |
| 7146669 | Method of operating a domestic appliance A method of rinsing a wash load in a washing machine having a perforated drum which is rotatable about an axis and capable of receiving the wash load and having a water inlet which is capable of introducing water to the interior of the rotatable drum includes the st... | 12/12/2006 |
| 7114209 | Method for cleaning a soiled article A method for measuring soil in a wash liquor or other soil-containing liquid medium, the method comprising: a) a soil sensing step wherein the soil-containing liquid medium is contacted with a plurality of fuzzy-correlated soil-sen... | 10/03/2006 |
| 7095155 | Motor and drive control system thereof Provided is a motor having a magnetic polar unit in which a permanent magnetic polar array having arranged therein alternately a plurality of permanent magnetic polar elements in alternate opposite poles is made to face a plurality of electromagnetic coil arrays alt... | 08/22/2006 |
| 7062810 | Method for washing varying clothes loads in automatic washer using common water level A method to wash varying clothes load sizes with the same level of water is provided for a washer having a controller. A clothes load size setting signal is received in the controller. A mechanical duty cycle is set through the controller as a function of the clothe... | 06/20/2006 |
| 7047583 | Washing machine and method of controlling the same A washing machine which washes laundry by wobbling a washing board mounted on an inner surface of a bottom of a spin-drying tub, and a method of controlling the same. The washing machine includes a weight detection unit and a control unit. The weight detection unit ... | 05/23/2006 |
| 7038156 | Rotary knob assembly for home appliance Disclosed is a rotary knob assembly for a home appliance. The assembly includes a rotary switch having an encoder and a shaft rotatably installed at the encoder, a knob coupled to the shaft of the rotary switch, and a support member provided around the rotary switch... | 05/02/2006 |
| 7013578 | System and method for controlling a dryer appliance System and method for controlling an appliance for drying clothing articles is provided. The appliance has a container for receiving the clothing articles. A motor is provided for rotating the container about an axis. A heater is provided for supplying heated air to... | 03/21/2006 |
| 7010942 | Drum type washing machine A drum type washing machine includes a cabinet which defines an outer appearance of the washing machine, a water tub set inside the cabinet to contain wash water therein, a rotary tub having spin drying perforations and rotatably set in the water tub, and a water tu... | 03/14/2006 |
