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Class 68/23R - Centrifugal extractor (e.g., centrifuge)


Subclass of Class 68 - Textiles: fluid treating apparatus
Definition: Machine wherein the liquid removal means includes means
No. of patents: 75
Last issue date: 07/06/2010


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NumberTitleIssue Date
7748242Drum type washing machine
A drum type washing machine includes a water tub, a drum mounted in the water tub so as to be rotatable a wash operation and a dehydration operation are carried out, the drum including an end plate, a drum support provided on the end plate of the drum and including ...
07/06/2010
7621156Cabinet for washing machine and washing machine using the same
Cabinet for a washing machine is disclosed. The present invention provides a cabinet for washing machine including a base panel 10, one pair of side panels 20 provided to opposite edges of the base panel 10, a front panel 30 provided to f...
11/24/2009
7401479Accessory basket for a washing machine
An accessory basket for a washing machine includes a substantially cylindrical basket member having a bottom end with a centrally disposed aperture thereon. A plurality of slots radially extend from the aperture allowing the basket to be placed over a washing machin...
07/22/2008
7340925Washing machine
A washing machine having a vibration sensing assembly for sensing a transient vibration of a tub. The vibration sensing assembly includes a fixing part fixed to an inner wall of a cabinet, a rotational part rotatably connected to the fixing part to perform a rotatio...
03/11/2008
7316134Washing machine with wobbling unit and clutch
A washing machine with a wobbling unit including a washing plate which wobbles in a vertical direction without rotating, thus washing laundry. The wobbling unit further includes a vertical rotating shaft rotating by a washing shaft and an inclined rotating shaft pro...
01/08/2008
7305857Structure of driving unit in drum type washing machine
Structure of driving unit in a drum type washing machine including a tub mounted inside of a cabinet, a drum mounted inside of the tub, a shaft connected to the drum mounted inside of the tub for transmission of a driving force from a motor to the drum, a front bear...
12/11/2007
7290413Washing 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 shaking and subsequent breakdown. The washing machine includes a cabine...
11/06/2007
7281614Damper in a washing machine and fabricating method of the same
A damper for a washing machine includes: a cylinder; a piston body having one end inserted into the cylinder; a first friction member interposed in a contact surface between the piston body and the cylinder; an extension bar extended from an inserted portion of the ...
10/16/2007
7275398Washing machine
Washing machine including a washing tub having an inner tub rotatably mounted for holding and washing laundry, and an outer tub having the inner tub mounted therein, a driving device for rotating the inner tub, a body having a base plate, one pair of side panels at ...
10/02/2007
7263864Penetration type washing machine, method for controlling the same, and tub cover for the same
Method for controlling a full automatic washing machine, the method comprising a washing cycle, a rinsing cycle, and a dewatering cycle, wherein the washing or the rinsing cycle includes the step of rotating an inner tub at a high speed higher than a preset speed in...
09/04/2007
7254969Ribbed washing machine basket
A basket for a washing machine includes a body comprising an outer wall and at least one rib extending radially inward from said wall, said rib comprising at least a first portion having a first cross section and a second portion having a second cross section, said ...
08/14/2007
7249880Flexible mixing bag for mixing solids, liquids and gases
In an embodiment, an apparatus includes a disposable and flexible mixing tank having a sealed sleeve therein for arrangement of a mixing device. The volume of the mixing tank is defined by an inner wall of the mixing tank and an inner wall of the sleeve. The mixing ...
07/31/2007
7197901Washing machine
The invention provides an apparatus comprising a drum for containing and agitating an article, wherein the drum comprises at least two rotatable portions in rotatable connection with one another, a rotator member in connection with each rotatable portion for rotatin...
04/03/2007
7195129Inner container for household devices
Inner containers for household devices in the form of a drum composed of an inner and an outer wall with a shear-resistant connection between the two walls, where both the inner and outer walls have been built up from a thermoplastic. The design of the novel inner c...
03/27/2007
7146669Method 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
7107798Drive mechanism for an automatic washer
A drive mechanism for a vertical axis automatic washer. The washer has a rotatable wash basket, a rotatable agitator concentrically mounted in the wash basket and a drive motor. The drive mechanism includes a first drive shaft driven by the motor at a first rotation...
09/19/2006
7098569Rotor assembly for a permanent magnet power electric machine
A rotor assembly for use in an electric motor or generator where the mass of the rotor assembly is reduced with respect to conventional rotor assemblies. In addition, the rotor assembly is configured to be scalable to different sized electric motors. Within the roto...
08/29/2006
7039976Braking 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 over a critical speed band or resonant frequency zone during which exc...
05/09/2006
7000436Appliance control system with hyperspin mode
A power controller for an appliance, especially a washing machine, is operative to place the appliance into a hyperspin mode. When in the hyperspin mode, the washing machine rotates its washing basket at a higher speed in relation to a traditional spin mode for the ...
02/21/2006
6918271Inner tub for washing machine
An inner tub for a washing machine, which is able to increase a dried degree of laundries and to increase a reliability of the washing machine by improving a structure of an inner tub hub and reinforcing the inner tub to make a spin-drying of high speed possible, co...
07/19/2005
6865912Washing machine
A washing machine is disclosed, in which a structure of transmitting power to a wobbler is improved. The outer tub is provided in a cabinet, an inner tub rotatably provided in the outer tub, and the wobbler is provided in the inner tub. A cylindrical dehydration sha...
03/15/2005
6497121Air-circulation enhancer for use with a clothes washing machine
A clothes washing machine includes an accessory mounted on top of an agitator. The accessory includes fan blades that are stored in one configuration to be out of the way of articles being moved into or out of a washing tub of the washing machine and are ...
12/24/2002
6481248Washer and dryer apparatus
A washer and dryer apparatus for combining the functions of washing and drying clothes in one machine. The washer and dryer apparatus includes a cabinet-like assembly including a cabinet-like member having front, side, back, top, and bottom walls and furt...
11/19/2002
6370926Washing machine
A washing machine, provided with a twistable washing tub inside a perforated spin-drying tub for improving its cleaning effect, is disclosed. The twistable washing tub is repeatedly twisted and untwisted at its sidewall during a washing process, thus repe...
04/16/2002
6253586Apparatus and method for processing fabric
An apparatus for a large throughput fabric processing operation including a conveyor belt passing under a row of washers and having an extraction (spinning) apparatus at the end of the belt. The production line involves top loading each washer as required...
07/03/2001
6227013Wash plate for a clothes washer
A wash plate for a clothes washer having upwardly extending fins and triangular shaped protrusions spaced between the fins. A hub extends upwardly from the center of the wash plate to keep clothes separated. The wash plate has holes provided on the surfac...
05/08/2001
6059845Dry cleaning apparatus and method capable of utilizing a siloxane composition as a solvent
A system and method are provided for dry cleaning articles utilizing a siloxane solvent. The system includes a cleaning basket for receiving articles therein and a one or more tanks for containing a siloxane solvent. Coupled between the tank and the clean...
05/09/2000
5671616Resonator of a low frequency oscillation washing machine
A resonator of a low frequency oscillation washing machine mounted to an outer periphery of a washtub has an outer periphery shaped so that a distance between the rotational center of the washtub and the outer periphery of the resonator gradually varies b...
09/30/1997
5581835Method and machine for cleaning garments
A method for cleaning garments. The garments are spread out in the interior of a cylinder (1) of a cleaning machine, attached there with bands (7) and hangers (10) and cleaned in this manner. By the method shrinkage and wrinkles will be avoided. Spin dryi...
12/10/1996
5582039Integrated tub ring with clothes diverter
A tub ring is provided which forms an opening to a rotatable wash basket of a washing machine. The tub ring includes a clothes diverter which guides and deflects clothes in the basket downward, away from the opening, so that the clothes are wetted quickly...
12/10/1996
5422016Method and centrifuge for dewatering
Dewatering by centrifuges in continuous laundry batch processing with short cycle time. A method is provided in which a number of batches are loaded into a centrifuge with a horizontal or titled axis and dewatered together. During the transport of the bat...
06/06/1995
5373715Rotatable wash basket for an automatic washer
An automatic washing machine having a imperforate stationery tub and further having a rotatable plastic wash basket, for receiving a clothes load, disposed within the stationary tub. The rotatable plastic wash basket further includes a cylindrical outer w...
12/20/1994
5323628Door interlock arrangement for washing machines
A clothes washing machine including a washing tub containing a drum and a door for closing the drum provided with a door interlock arrangement. The door interlock arrangement includes an electromagnet (1), a main sliding element (4), a door catch (5), a s...
06/28/1994
5318705Apparatus for use in extracting liquid from cloth or other water-absorbing goods
There is disclosed apparatus for use in extracting liquid from cloth or other water-absorbing goods wherein the goods are contained within a perforated drum rotatably mounted in an outer housing. Circumferentially spaced, essentially rigid, hollow preform...
06/07/1994
5289702Load balance indicator for top loading automatic clothes washing machines
The disclosure is of washing machine apparatus including a ring, within the clothes basket, and imbalance indicators coupled thereto and adapted to provide a visual indication to an operator when an imbalance occurs and provides problems in the spin cycle...
03/01/1994
5287989Molded plastic tub
An integrally molded one-piece washing machine tub including an annular sidewall extending upwardly from a bottom wall. The sidewall diverges radially outwardly from the bottom wall and includes a plurality of drain holes recessed in vertically oriented t...
02/22/1994
5161394Washing machine
A laundry machine is constructed to discharge liquid from fixed nozzles located within a fixed tub, through holes in the bottom of a basket within the tub. The liquid impacts and levitates the clothes within the basket. The liquid is recycled through the ...
11/10/1992
5107606Drum type washing apparatus and method of processing the wash using said apparatus
A drum type washing apparatus and a method of processing the wash using the drum type washing apparatus wherein they have a characterizing feature which consists in that the peripheral wall of a rotary drum made of a perforated plate is configured in the ...
04/28/1992
5001910Control system
A control system is provided for a fabric washing machine including first and second lid actuated switches and washing fluid level detecting apparatus. A lockout device is in circuit with a conductive path of the second switch so that, if upon operation o...
03/26/1991
4936117Washing apparatus
A washing apparatus comprises a pedestal, drive device fitted to the pedestal, a tub body provided with a washing tank, two elongate fitting legs fitted to the tub body at one end and attached to the pedestal at the other end, thereby supporting the tub b...
06/26/1990
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