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4919646 |
System for automatically balancing a centrifuge in operation
The system for automatically balancing a centrifuge in operation comprises a system for selectively displacing a mass of fluid inside at least one hollow horizontal tube (25) incorporated in the...
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4846773 |
Rotating system critical speed whirl damper
A centrifuge system includes a drive shaft bearing mounted to a drive shaft for engaging a solenoid actuated plunger in low friction contact over a predetermined angular velocity range of the drive...
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4833891 |
Rotor temperature control and calibration
To enable centrifuging to occur at precisely determined sample temperatures, a method of centrifuge calibration which permits rapid and accurate refrigeration of the rotor containing the sample is...
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4795314 |
Condition responsive pump control utilizing integrated, commanded, and sensed flowrate signals
A pump control apparatus including a variable speed pump controllable in response to a pump drive signal, a signal generator generating a commanded flowrate signal indicating desired flowrate of...
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4662866 |
Arrangement for controlling discharge of a separated component from a centrifuge
In a centrifugal separator, an outlet member (9) is rotatable in the centrifuge rotor (1, 2) in a way such that it may be entrained in rotation by liquid supplied to the rotor. The outlet member...
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4516966 |
Centrifuges, centrifuge plants and flow control arrangements therefor
In a gas centrifuge assembly comprising a cascade of individual gas centrifuge machines, malfunctioning of any one of the machines as a result of the presence of gaseous impurity within that...
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4443266 |
Continuously operating sugar centrifuge
A continuously operable sugar centrifuge modified as taught herein is capable of producing quality sugar. For this purpose elastic, spring resilient sheet metal members (11) are attached to a...
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4405079 |
Centrifugal displacer pump
Apparatus is disclosed for centrifugally separating blood into one or more components, such as a plasma-rich component, and a plasma-poor component. This apparatus employs a centrifuge intended to...
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4397637 |
Apparatus and method for centrifuging
A centrifuge having automatic purging elements for discharging contaminants from the centrifuge in response to the rotational speed of the centrifuge.
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4392845 |
Discharge nozzle for centrifugal separator drums
Discharge nozzles are provided in centrifugal separator drums for the continuous discharge of the concentrate separated in the drum, and are inserted into the drum wall from the outside for the...
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4295600 |
Apparatus for the centrifugal separation of at least two liquid phases and one sedimentary phase of a mixture
The apparatus comprises around a nozzle supplying the mixture to be treated, a rotating sealed enclosure wherein an annular partition separates two chambers communicating together via a peripheral...
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4267963 |
Safety device for centrifugal separator
Safety device for centrifugal separator for preventing a disassembly when the drum is rotating. Tipping lever 25 (FIG. 1) is fastened to the offtake 19 which is for removing separated liquid. The...
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4240578 |
Solid bowl decanter centrifuges of the scroll discharge type
A solid bowl decanter centrifuge comprising a solid, generally cylindrical bowl having a liquids outlet at one end and a solids outlet at the other end, and adapted to be rotated at a first speed....
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4206871 |
Leakage indicator for centrifuge
In a centrifuge having a rotor from which solid material is discharged intermittently through a peripheral discharge opening, leakage through the opening is detected by a device comprising...
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4202487 |
Lipoprotein rotor lid
A rotor apparatus utilizing a lid having an enlarged rim portion which under centrifugally induced forces will move into close sealing contact with the lower portion of the rotor. The lid portion...
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4187979 |
Method and system for fractionating a quantity of blood into the components thereof
The method, and system for carrying out the steps of the method, are utilized in taking whole blood from a supply of blood withdrawn from a donor or from a previously banked supply of whole blood...
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4185629 |
Method and apparatus for processing blood
The blood processing method, and the apparatus for performing the steps of the method are utilized in separating whole blood into its components and include the steps of, or component parts of the...
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4177921 |
One piece chylomicron rotor liner
An improved multicompartment rotor liner which essentially eliminates the possibility of contamination of centrifugated clarified serum upon retrieval of the serum from the liner. The liner has an...
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4136818 |
Light-shielding tube holder for use with blood washing apparatus
A device for holding a transparent tube in an optical sensor while excluding light from external sources. The device is automatically positioned for excluding external light upon insertion of the...
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4127231 |
Support arm for centrifugal liquid processing apparatus
The support arm is used in an apparatus for the centrifugal liquid processing of whole blood wherein whole blood is withdrawn from a donor and passed through a flexible tubing of a fluid system of...
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4111355 |
Multi-compartment centrifuge rotor liner
A multi-compartment centrifuge rotor having a sealing element which automatically controls in response to the centrifugation operation the fluid communication between the separate chambers within...
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4105903 |
Safety lid interlock circuit for centrifuges
The disclosure is directed to a lid latch concealed in a tamper-proof enclosure and a centrifuge interlock circuit which prevents the opening of the lid latch until the rotor has come to a full...
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4069968 |
Disposable tubing harness for use with blood washing apparatus
Disposable flexible tubing harness for use with a blood washing device providing connections between packages for containing liquids and the blood washing device.
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4058252 |
Automatic sample processing apparatus
An automatic sample preparation apparatus including a centrifuge apparatus for centrifugally separating the lighter components of a sample mixture from its heavier components and an automatic...
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4049192 |
Blood washing method using a saline wash solution of varying concentration for use with blood washin
A saline wash solution of decreasing concentration is used in the course of washing of blood.
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4012325 |
Biological fluid dispenser and separator
A blood serum separator-dispenser capable of collecting, separating and/or dispensing is disclosed a biological fluid such as serum from an essentially closed container. A valve can be provided to...
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4010893 |
Triac centrifuge
A centrifuge for varied speed operation. The centrifuge includes a stator portion forming a chamber therein and adapted to be positioned on a supporting surface. A rotor portion is rotatably...
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3971508 |
Oil clarification system
A wall-mounted oil clarification system for use in clarifying oil in a deep fat fryer disposed below the system. The system comprises a stationary hollow collector having an outlet tube for...
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3957197 |
Centrifuge apparatus
A method and apparatus for operating a continuous flow blood separation centrifuge are provided. The hematocrit of the entrant whole blood is continuously maintained at an optimum constant value by...
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3930609 |
Centrifuge preventing air admission during sludge discharge
The centrifuge comprises a centrifugal bowl having means for alternately opening and closing its outer periphery to discharge separated sludge intermittently from the separating chamber, there...
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3916152 |
Temperature control system for a centrifugal-type chemistry analyzer
A temperature control system for raising and controlling the temperature of small volumes of liquid by heating the liquid and detecting the instantaneous temperature and rate of temperature...
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3877634 |
Cell washing centrifuge apparatus and system
Apparatus and system for treating biological materials by alternate centrifugation and decanting steps. Predetermined equal quantities of treatment or washing liquid are automatically introduced...
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3863049 |
TEMPERATURE CONTROL APPARATUS FOR A CENTRIFUGAL-TYPE CHEMISTRY ANALYZER
A temperature control apparatus for raising and controlling the temperature of small volumes of liquid by heating the liquid and detecting the instantaneous temperature and rate of temperature...
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3849072 |
PLASMA SEPARATOR
An evacuated tube having both ends closed has a ball type valve fixedly disposed between the ends for dividing the tube into upper and lower chambers. The valve is formed and arranged to provide a...
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3847327 |
CENTRIFUGAL SEPARATOR
A centrifugal separator for a liquid containing undesirable heavier materials, including: a generally vertical outer housing providing a generally vertical axis; a rotary casing mounted for...
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3837567 |
LOCKING DEVICE FOR MACHINE FRAME COVER
The frame and cover have supporting surfaces engageable by a hose in an expanded condition thereof to lock the cover in its closed position. Control means are provided for maintaining the hose...
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3823868 |
SLUDGE EJECTING CENTRIFUGE
A sludge ejecting centrifuge with an unbroken 360° ejection slit which is opened and closed by an annular sealing device which is held in closed position by an annular spring arrangement that...
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3814306 |
CENTRIFUGE WITH LUBRICATION SYSTEM THEREFOR
To provide a well lubricated thrust and running bearing, the housing of a centrifuge is formed with a projecting bearing pin over which a cup-shaped element extends which is rotatable over the pin,...
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3780936 |
MIXER-SEPARATOR FOR AUTOMATED ANALYTICAL CHEMISTRY SYSTEM
A mixer-separator unit for use in automated analytical chemistry systems wherein two liquid phases are brought into intimate contact and then separated. The two liquids are put into a vessel where...
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3752389 |
CENTRIFUGAL SEPARATOR WITH CONTROL MEANS
The rotor has a central outlet for a separated light liquid component, an intermittently opened peripheral outlet for separated sediment, and a third outlet for a separated heavy liquid component,...
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3724747 |
CENTRIFUGE APPARATUS WITH MEANS FOR MOVING MATERIAL
A centrifuge for batch treatment of a liquid, particularly blood, such as for separating blood into fractions of different densities and/or for washing blood cells suspended in a liquid, comprises...
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3722789 |
CENTRIFUGE AND SELF-POSITIONING TUBE HOLDER THEREFOR
A centrifuge having a rotor equipped with a plurality of tube holders, each holder being provided with a movable weight which shifts into different stations, depending on the direction of rotation...
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3713775 |
CENTRIFUGE CLINICAL CHEMISTRY ANALYSIS SYSTEM
Medical testing apparatus including a centrifuge with a series of cuvettes received therein. The cuvettes may be discrete units or arranged in groups which make up cassettes. Each of the cuvettes...
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3709428 |
CENTRIFUGE VENT
A continuous flow, annulus type centrifuge which includes a vent to provide an escape path for air or gas accumulation.
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3684162 |
CENTRIFUGE COMPRISING A SLOWLY ROTATING DRUM IN A CASING REVOLVING AT HIGH SPEED
A centrifuge having a slowly rotating drum within a case with the latter revolving at high speed and the case has cells and outflow passages at the rear side of the centrifuge and at separating...
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3633041 |
CENTRIFUGE CONTROL SYSTEM
A centrifuge control system and apparatus is provided in the form of an improved adjustable timing means for the centrifuge; and also in the form of an improved control circuit which prevents the...
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3600900 |
TEMPERATURE CONTROLLED CENTRIFUGE
Peltier effect thermoelectric devices are mounted in a rotatable centrifuge head. Thermal conduction paths are attached between the thermoelectric devices and a position adjacent to the specimen...
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3582934 |
CONTROL DEVICE FOR CENTRIFUGAL SEPARATORS OR CLARIFIERS
Control device for centrifugal separators or clarifiers, which when excited by a trouble signal interrupts normal operating controls and initiates one or two desludging cycles to correct the...
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3561672 |
WASHING PROCESS AND CENTRIFUGE ASSEMBLY
A fluid system for separating materials in each of a plurality of batches which are simultaneously washed by forcing a fluid through a centrifuge, provides independent pressure heads for each batch...
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3494544 |
CENTRIFUGAL SEPARATOR
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