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Match Document Document Title
7624641 Vibration sensing apparatus and washing machine having the same  
Disclosed is a vibration sensing apparatus and a washing machine having the same. The vibration sensing apparatus includes a variable resistor having variable resistance values according to each...
7610643 Method of monitoring the rotational movement of a washing machine drum  
A method of monitoring a washing drum in a washing machine for impermissible or atypical movement during a first phase of a washing program as may result, for instance, from the presence of a child...
7603877 Detecting device of unbalance conditions particularly for washing machines and similar household appliances, activated by a synchronous electric motor  
A detecting device of unbalance conditions, particularly for washing machines ( 1 ) and similar household appliances comprising a rotary drum ( 2 a ) supported by a tank ( 2 ) and activated by a...
7536881 Linen treatment device with imbalance monitoring, level monitoring or load monitoring  
The invention relates to an acceleration sensor for a household device ( 20 ) which serves for levelling the appliance and also for weighing the material introduced into the appliance, for example...
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...
7506392 Laundry machine control system for load imbalance detection and extraction speed selection  
A control system for a laundry washing machine with a horizontal wash drum detects load imbalance in the drum and selects a proper rotation speed for the drum in a water extraction operation. A...
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...
7484258 Method and apparatus for detecting laundry weight of washing machine  
A method and an apparatus for detecting a laundry weight of a washing machine can correctly detect a laundry weight of a washing machine. To this end, a motor of a washing machine is driven at a...
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...
7475444 Washing machine and method of controlling the same  
A washing machine and a method of controlling the same that is capable of determining whether laundry is a single load or a multiple load based on detected value of eccentricity or detected laundry...
7471054 Method for detecting unbalanced conditions of a rotating load driven by a synchronous motor and for controlling said motor  
The invention relates to a method for detecting unbalanced conditions of a rotating load driven by a synchronous electric motor ( 3 ) in washing machines ( 1 ) and similar rotably drum ( 2 )...
7454926 Washing machine  
A washing machine includes a rotary drum for accommodating therein laundry, the rotary drum having a horizontal or slanted rotational axis; a water tub supported in a vibratable manner in a washing...
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,...
7412852 Washer damper thereof, and control method thereof  
The present invention provides a washer, damper thereof, and control method thereof, by which noise is reduced by adjusting a damping force of the damper in a manner of turning on/off power of the...
7409738 System and method for predicting rotational imbalance  
A system and method is provided for predicting an imbalance condition in a rotating device. The rotational imbalance prediction system ( 100 ) includes an accelerometer assembly ( 104 ), including...
7376998 Method for controlling driving of drum-type washing machine and apparatus thereof  
Disclosed are a method for controlling a driving of a drum type washing machine preventing vibration and noise of a drum, reducing a usage of washing water, and reducing rinse time, and an...
7340791 Washing machine and method of controlling the same  
A washing machine and a control method thereof are provided, which control a rotational speed of a rotary tub (or revolutions per minute: RPM of a motor) according to a vibration level thereof to...
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...
7296445 Method and apparatus for monitoring load imbalance in a washing machine  
A method of determining an imbalance condition in a horizontal axis washing machine comprises several steps, including establishing a speed profile for the washing machine, having at least three...
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...
7290413 Washing machine having transient vibration sensor assembly  
A washing machine having a transient vibration sensor assembly is provided. The transient vibration sensor assembly senses transient vibration of a tub to prevent the washing machine from severe...
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...
7197900 Washing machine  
A washing machine having a dual-purpose sensor capable of detecting a degree of vibration generated during a dewatering step as well as measuring detergent levels present in the water. The washing...
7191484 Laundry appliance  
A laundry appliance comprises a drum for receiving a load of articles. The drum comprises at least two rotatable drum portions and a drive which is capable of rotating the drum so as to cause...
7168118 Method for controlling spinning speed in drum-type washing machine  
Object of the present invention lies on improving a system stability by reducing an allowable eccentricity of laundry below a preset value when a spinning speed reaches to a maximum even if a...
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...
7039976 Braking control system for a washing machine  
An inner tub of a washing machine is rapidly braked during a portion of a deceleration phase following an extraction phase of an overall spin cycle. A controller establishes the braking operation...
6973392 Method of determining the imbalance of a laundry drum  
Before a washing machine is switched over to a very high spin speed in the spin program of the washing machine, the existing imbalance due to irregular distribution of laundry in the drum should be...
6954995 Drying/washing machine  
A washer-dryer has a tub, a drum rotatably disposed inside the tub, and warm air feeding means for feeding warm air to dry laundry put in the drum. The washer-dryer further has an ion generating...
6865947 Vibration detecting apparatus  
A vibration detecting apparatus includes a bobbin having a moving path of desired length in an inner periphery of the bobbin; a core movable along the moving path in the inner periphery of the...
6826932 Drum-type washing machine  
A washing machine 10 of the drum type comprises a drum 20 rotatable about a horizontal or inclined center of rotation, a drive motor 50 for rotating the drum, liquid holding chambers 36 for...
6782722 Drum washing machine  
A drum washing machine according to the present invention restrains vibration and noise at the time of spin-drying. For this purpose, a drum 4 is supported so as to be rotatable by rotating...
6742208 Clothes washing machine incorporating noise reduction system  
A washing machine is provided with a noise reduction and control system which can sense out of balance and pump starvation conditions. More specifically, a microphone is used in connection with an...
6715175 Load unbalanced prediction method and apparatus in an appliance  
A method and apparatus for predicting load unbalance in an appliance is provided for an appliance having a vessel configured to receive a supply of material and rotatable about an axis. A control...
6681430 Method and system for mechanizing simultaneous multi-actuator actions applied to dynamic balancing  
A method and system for dynamically balancing a rotating system based on a plurality of simultaneous and discrete control actions that place mass at predetermined locations within the rotating...
6654975 Appliance incorporating leveling display system  
An appliance is provided with a display system for use in connection with leveling the appliance. The system includes an accelerometer used in connection with an electronic controller to sense the...
6647575 Method and apparatus for reducing wash tub displacement during spin cycle ramp-up  
A method for reducing displacement of a wash basket that is rotatable about an axis of rotation within a washing machine. The method comprises the steps of: mounting a balancing ring to the basket...
6640637 Vibration detecting apparatus and method thereof  
A vibration detecting apparatus includes a bobbin having a moving path of desired length in an inner periphery of the bobbin; a core movable along the moving path in the inner periphery of the...
6640372 Method and apparatus for detecting load unbalance in an appliance  
A method and apparatus for determining load unbalance in an appliance is provided for an appliance having a vessel configured to receive a supply of material and rotatable about an axis. A control...
6594841 Unbalance detection system for a washing machine  
An unbalance detection and control system senses an out-of-balance condition developed during a plaster speed portion of spin cycle in a washing machine, particularly a horizontal axis washing...
6578225 Low-speed prebalancing for washing machines  
A horizontally oriented laundry washing machine which includes automatic balancers is operated at a speed below the stick speed for the laundry load to redistribute portions of the load in the wash...
6564592 Control system for measuring load imbalance and optimizing spin speed in a laundry washing machine  
A control system for measuring load imbalance in a laundry washing machine having a non-vertical axis of drum rotation, and then using the value obtained for the load imbalance to calculate a...
6550290 Drum type washing machine with laundry weight detecting means  
A drum type washing machine includes a drum for accommodating laundry and a variable speed electric motor for rotating the drum. A rise time is detected when the drum or the motor is accelerated...
6546354 Resonance identification extension for a self-balancing rotatable apparatus  
A method for identifying resonance in a rotating system, wherein the rotating system includes sensors and sensor measurements thereof whose responses to control actions is utilized to represent the...
6530100 Appliance spin control and method adaptable to floor structure  
A washing machine spin balancing control includes a sensor for sensing vibration of the washing machine cabinet. The floor permits the cabinet to vibrate during the rotation of the basket, the...
6510715 Smart balancing system  
This invention is related to a smart balancing system, where it determines the steady or varying imbalance force vectors acting on rotational drum or rotors, while rotating at high speeds and...
6477867 Laundry appliance  
A balancing system for a laundry appliance is disclosed, which is particularly suited to horizontal axis washing machines. The system includes force and acceleration transducers at each end of the...
6460381 Washing machine or an apparatus having a rotatable container  
A washing machine according to the present invention includes a pressure sensor provided at a rod holding plate holding a suspension rod with which an outer tub is suspended. The pressure sensor is...
6442979 Washing machine motor control device and method  
A method and device for driving a clothes washing machine motor at a predetermined speed is presented. The washing machine motor, which may be an AC induction motor, is powered by a DC to AC...
6422047 Washing machine with unbalance detection and control system  
A washing machine is provided with an unbalance detecting and control system which can sense an out-of-balance condition in five distinct directions extending within substantially three...
Matches 1 - 50 out of 121 1 2 3 >