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| Number | Title | Issue Date |
| 7186230 | Method and apparatus for the continuous separation of biological fluids into components The present invention relates to systems, methods and apparatus for improving the yield for separating components of fluids, for example biological or sensitive fluids such as blood, and improving the component yield, for example, from donated whole blood by separat... | 03/06/2007 |
| 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 over a critical speed band or resonant frequency zone during which exc... | 05/09/2006 |
| 6783675 | Soft-mount washer extractor with unbalance compensator system Said floating group comprises: a drum (20) aligned with a center line (M) which rotates within a wrapping bin (10) driven by a motor (32), and when it rotates it creates, by an effect of masses unbalance, an actual rotation axis (N) different fr... | 08/31/2004 |
| 6119547 | Automatic balancing device An automatic balancing device for rotary units or systems. The automatic balancing device includes an annular housing, and an annular outer race track disposed in the annular housing. The outer race track is concentric with and attachable to the rotary sy... | 09/19/2000 |
| 5746915 | Centrifuge with a drive unit and an endless drive means A centrifuge includes an elastically supported centrifuge basket, a drive unit, and an endless drive arrangement, such as a drive belt arranged on a drive pulley of the drive unit and a driven pulley of the centrifuge basket support unit, for driving the ... | 05/05/1998 |
| 5218731 | Force minimizing suspension system for rotary washer/extractors A rotary washer/extractor for use with textiles and other materials includes a dynamically controlled suspension system for supporting the washer/extractor from a stationary frame to minimize forces exerted onto the frame and transmitted to the floor or o... | 06/15/1993 |
| 5115651 | Drum-type washing machine A drum-type washing machine includes a resin drum which is rotatably supported in a frame by a horizontal shaft. The resin drum includes a body portion molded out of a synthetic resin, and an end surface formed at one end of the body portion, the other en... | 05/26/1992 |
| 4981585 | Centrifuge system and fluid container therefor A disk shaped cassette for centrifugal fluid separation, particularly blood separation, and a drive system for high speed rotation of the cassette. The cassette is driven at speeds which permit very rapid separation of the blood in times on the order of s... | 01/01/1991 |
| 4867878 | Liquid bearing for rotary apparatus A liquid bearing for use in rotary devices processing biological fluids is disclosed. The device has a stationary housing and a rotating cartridge. One end of the cartridge is rotatably connected to the housing. The other end is not directly connected to ... | 09/19/1989 |
| 4855042 | Apparatus for minimizing reactive forces on a gimbal-mounted centrifuge A neutralizer ring for dynamically balancing a gimbal-mounted overhung centrifuge, wherein the neutralizer ring must have a particular mass and location in accordance with the parameters of a given system and a method for determining the mass and location... | 08/08/1989 |
| 4717478 | Apparatus for improving characteristics of sand In apparatus for removing water and impurity components from sand, there are provided a rotary member having an opening at one end for charging and discharging sand and a filter for passing water. The rotary member is supported by a support and driven by ... | 01/05/1988 |
| 4715956 | Vibrating screen centrifuge A first container for receiving fine-grained material to be dewatered with a concentric outer second container for receiving material from the first container and separating liquid, means for driving the containers in unison, circumferentially separated r... | 12/29/1987 |
| 4640105 | Automatic washer suspension system This invention relates to centrifuging machines, and more particularly to vertical axis washing machines, wherein improved vibration-isolating devices are provided to prevent unbalance-caused vibrations of the movable mass from being transmitted to the su... | 02/03/1987 |
| 4640770 | Apparatus for extracting water from solid fines or the like A batch-type centrifugal system utilizes a gimbal-like suspension at the end of a rotating shaft distal an attached bowl at the other end of the shaft. The shaft rotates within an elongated bearing which is supported proximal the bowl by a support which i... | 02/03/1987 |
| 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 rotatable ring with an adjustable angle of incidence so that th... | 04/17/1984 |
| 4250724 | Suspension system for tub assembly in clothes washing machine A suspension system for a washing machine including a tub assembly having an outer stationary tub and an inner clothes receiving tub mounted for rotation on a central shaft extending downwardly through the lower wall of the stationary tub, comprises a fir... | 02/17/1981 |
| 4224165 | Cyclical centrifugal machine An improved cyclical centrifugal machine includes a rigid support mounted above the basket of the machine, a bearing housing suspended from the support for gyratory motion, a basket-carrying spindle rotatable in fixed position relative to the housing on b... | 09/23/1980 |
| 4007612 | Washing machine balance and suspension system An improved washing machine of simplified construction including means for stabilizing same during the fluid extraction or spin portion of its operation cycle. When a spin basket therein rotates at high speed the stabilization means counteracts the imbala... | 02/15/1977 |