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...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 7946140 | Washing machine using steam and method for controlling the same A washing machine using steam and a method for controlling the same is disclosed. The washing machine with a steam generator (100) selectively supplying steam inot a drum (30) according to the present invention includes a course select part (420... | 05/24/2011 |
| 7841217 | Clothes washer temperature control systems and methods A washing machine wherein a cold water valve is opened during a hot fill operation is described. In one embodiment, the washing machine comprises a cabinet, a tub and basket mounted within the cabinet, and an agitation element mounted within the basket. The machine ... | 11/30/2010 |
| 7818983 | Driving device of a washing machine and a method of driving a washing machine with the same A driving device and a method of driving a washing machine is disclosed. The efficiency of the motor of the washing machine is enhanced and the capacity of an inverter is reduced thereby reducing manufacturing costs. The driving device includes a variable motor, of ... | 10/26/2010 |
| 7647794 | Washing machine using steam and method for controlling the same A washing machine using steam and a method for controlling the same is disclosed. The washing machine with a steam generator (100) selectively supplying steam into a drum (30) according to the present invention includes a course select part (420... | 01/19/2010 |
| 7509824 | Washing machine with device for data exchange to/from external device The object of the present invention lies on providing a washing machine with a device for connection to an outside required for connecting to wire/wireless communication and Internet technologies. The washing machine includes a controller fitted to a body for washin... | 03/31/2009 |
| 7409841 | Control panels for drum type washing machine and dryer Control panels for a drum type washing machine, and a dryer including a first control panel mounted on a position for a drum type washing machine or a dryer, having a key part for applying a command for controlling the drum type washing machine or the dryer, and a d... | 08/12/2008 |
| 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 |
| 7337634 | Washer/dryer touch sensitive graphical user interface A control interface for a laundry appliance includes a microcomputer and a reconfigurable display coupled to the microcomputer. The microcomputer is programmed to present at least one input screen on the reconfigurable display for user selection of laundry cycle par... | 03/04/2008 |
| 7331201 | Control panel of washing machine A control panel of a washing machine is provided. The buttons of the washing machine on a display panel are disposed independent from corresponding switches on a display substrate. The control panel includes a frame provided on a cabinet to form an exterior, a displ... | 02/19/2008 |
| 7293436 | Water supply assembly of washing machine An improved water supply assembly for a washing machine is provided which prevents breakage of a water supply hose due to freezing. The water supply assembly includes a detergent box assembly provided in a cabinet so as to communicate with a tub of the washing machi... | 11/13/2007 |
| 7272960 | Washing machine A washing machine is provided which has a structurally reinforced apparatus for accurately sensing a water level. The washing machine includes a housing, a tub installed in the housing, a drum rotatably installed in the tub, and a water level sensing apparatus for s... | 09/25/2007 |
| 7251848 | Method for controlling dehydrating operation of drum type washing machine A method for controlling the dehydrating operation of a drum type washing machine includes a pre-acceleration step for accelerating a drum to a predetermined control starting speed, and a main accelerating step for accelerating the drum from the control starting spe... | 08/07/2007 |
| 7246397 | Method for controlling dehydrating operation of drum type washing machine A method for controlling the dehydrating operation of a drum type washing machine includes a pre-acceleration step for accelerating a drum to a predetermined control starting speed, and a main accelerating step for accelerating the drum from the control starting spe... | 07/24/2007 |
| 7239042 | Control circuit configurable based on characteristics of commercial power source and image forming apparatus using same An electronic device includes a supply circuit board having a switching power supply circuit for outputting DC voltages in conformity with a type of commercial power, and a control circuit, which is connected to the supply circuit board, for performing control in ac... | 07/03/2007 |
| 7216515 | Method for displaying partial stroke of washing machine A method for displaying a partial stroke mode of a washing machine is disclosed, which permits a user to recognize that a stroke mode other than a currently selected stroke mode is not performed if the user selects a partial stroke mode. The method for displaying a ... | 05/15/2007 |
| 7117612 | Method for spin drying a clothes basket in a combination washer/dryer The combination washer/dryer and method for operating a combination washer/dryer. The washer/dryer has a containment drum which receives wash water, and includes a perforated clothes drum which rotates within the containment drum. A heat plenum is provided in heat t... | 10/10/2006 |
| 7092793 | Method and system for installation and control of a utility device A system and method is disclosed for configuring and administering control over operations of a utility device. The utility device is described herein as being a warewash machine, but other utility devices are contemplated. A warewash controller administers control ... | 08/15/2006 |
| 7059003 | Programmable household appliance with a display device The invention allows a user of a program-controlled household appliance to obtain comprehensive information concerning different working process parameters by having the appliance include a display device for acoustic signals or optical characters and a memory area ... | 06/13/2006 |
| 7000278 | Method and apparatus for end of cycle signal for laundry appliance A method is disclosed for producing an end of cycle for a laundry appliance having a drive motor, a timer motor, and at least one water valve. The method includes determining that the drive motor was previously running and is presently turned off, determining that t... | 02/21/2006 |
| 6935216 | Belt tensioning device A belt tensioning device for shifting a pulley such that a belt passed around the pulley is tightened to a predetermined tension. The device includes a rod coupled to the pulley, a member coupled to and movable along the rod, and a spring that exerts a reactive forc... | 08/30/2005 |
| 6792776 | High efficiency water valve for washing appliance A high efficiency water valve member for a washing appliance includes a hot water valve, a cold water valve, and a low cold water valve. Associated with the hot water valve, the cold water valve, and the low cold water valve are a hot prime mover, a cold prime mover... | 09/21/2004 |
| 6507967 | Laundry appliance with versatile programming control device A control device for a laundry appliance includes a member which need only be manually shifted through a limited range of travel, from a neutral position to which the control member is biased, in either of first and second opposing directions, to establis... | 01/21/2003 |
| 5412291 | Reconfigurable appliance electronic control system with automatic model determination, internally restructurable control and flexible programmable test modes A highly flexible electronic control system which is readily reconfigurable or reprogrammable to suit more than one machine, such as more than one laundry appliance. Control parameters are input to the controller over a communications link, which may be a... | 05/02/1995 |
| 5280423 | Operation control device for washing machines An operation control device for a washing machine incorporating electrical equipment such as a motor and electromagnetic valves includes a sub microcomputer for controlling the electrical equipment incorporated in the washing machine and a host microcompu... | 01/18/1994 |
| 5211037 | Controller for washing machine with alternately reversing drive motor A controller for a washing machine with an alternately reversing drive motor wherein an electromechanical timer interfaces in conventional manner to electrical devices, and also switches line voltage to predetermined ones of a plurality of control lines t... | 05/18/1993 |
| 5150489 | Apparatus and method for controlling a washing machine An apparatus and a method for controlling a washing machine. The washing machine control apparatus includes a mechanical timer and a controller including a microcomputer. The mechanical timer has a plurality of cam switches for controlling the steps of wa... | 09/29/1992 |
| 4866955 | Appliance control circuit A microcontroller-based control circuit is provided for an appliance. The appliance includes an access door and an access door actuated switch operated between open and closed postures. The microcontroller monitors the operating condition of the access do... | 09/19/1989 |
| 4856301 | Washing and extracting machine A washing and extracting machine includes a programmable controller for controlling a variable speed drive to control and vary the speed and direction of a rotating laundry cylinder containing a load of materials to be laundered. The cylinder is first loa... | 08/15/1989 |
| 4838050 | Operation mode selecting device for washing machines This invention relates to an operation mode selecting device for washing machines, including a microcomputer consisting of a memory unit for storing data of operation courses each of which has different control processes from one another, data of water st... | 06/13/1989 |
| 4743820 | Electronic appliance control An electric appliance control system is disclosed in which a logic controlled, solid-state, electronic system is used in conjunction with a mechanical switching device in the form of a cam disc operating a plurality of cam-operated switches. The control s... | 05/10/1988 |
| 4741182 | Washing and/or drying machine having means for determining a load of clothes in a rotary drum An apparatus for determining the load of clothes in a rotating drum including determining the moment of inertia of the mass of clothes in the drum which is the image of the load of clothes, from data relating to the drive torque of the drum, the friction ... | 05/03/1988 |
| 4663948 | Control circuit for combination washer and dryer A combination clothes washer and dryer of the domestic type, powered by a 110 volt, 15 or 20 ampere residential power line, includes a motor driven washer, and a motor driven tumbler type dryer supplied with heated air by an electrical resistance heater. ... | 05/12/1987 |
| 4584732 | Washer/dehydrater A washer/dehydrater of the present invention comprises a washing tub and a vessel-like stirrer accommodated in a lower portion of the washing tub. The washing/dehydrating is performed through a washing step, a dehydrating step, a pre-rinsing step and a ri... | 04/29/1986 |
| 4528709 | Automatic temperature control for automatic washers An automatic temperature control for automatic washers is provided which minimizes the cycling of the water inlet valves to a maximum of two cycles each during the fill process. A predetermined volume of water from a first inlet line is admitted for measu... | 07/16/1985 |
| 4503575 | Automatic liquid control system for a clothes washing machine A liquid control system is provided for an automatic washer which responds to a user's inputs of fabric type, desired temperature and additives required, to introduce into the tub of the washer an optimum volume of liquid to wash a clothes load in the tub... | 03/12/1985 |
| 4455701 | Method of varying a manually adjustable program course of an automatically operating washing machine Automatically operating washing machines adjust the washing time, the wash water temperature and the motion, i.e. agitation, of the laundry based on predetermined cycles, such as wash, spin, or rinse, etc. An adjustable program course controls these cycle... | 06/26/1984 |
| 4428088 | Automatic liquid level control for automatic washers An automatic liquid level control is provided for an automatic washing machine which measures the volume of liquid required to be added to the tub to increase the liquid level in the tub by a predetermined increment. The measured amount is compared to a r... | 01/31/1984 |
| 4411664 | Washing machine with out-of-balance detection and correction capability An automatic clothes washing appliance of the vertical axis type for a clothes washing operation having a plurality of cycles including wash and spin cycles incorporating a tub, a clothes receiving basket movably supported in the tub, means for distributi... | 10/25/1983 |
| 4404625 | Programmable logic controller A programmable controller connected for receiving the external numerical data from a date setter to the central control unit. Data sets in a numerical data setter can be used as the time data in a timer instruction and count data in a counter instruction ... | 09/13/1983 |
| 4335591 | Multiple washer laundry system with common function control A separate sequence controller is connected to each washer within a multiple washer laundry system for controlling the sequential operations of that washer. Each of the controllers has an intercommunication channel to every other one of the controllers. T... | 06/22/1982 |
