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| Number | Title | Issue Date |
| 7568896 | Pump and method A pump for moving a liquid including a stator and a rotor which rotates to move at least one helical pumping member. The rotor in rotation is radially supported relative to the stator only by a layer of liquid maintained between the rotor and stator by rotor rotatio... | 08/04/2009 |
| 7381036 | Motor-pump unit A motor-pump unit is provided that has at least two internal gearwheel pumps axially aligned that are driven off of the rotor of the electric motor. The rotor of the electric motor is U-shaped and is concentrically disposed about the pump. The web of the U-shape is ... | 06/03/2008 |
| 7367959 | Device for cardiocirculatory assistance A device for cardiocirculatory assistance, also named a ventricular assist device, includes a haematic pump (50) with a pump body (7) having an inner space (21) defined by a rigid structure (51) and a pair of mobile membranes (16, 17 | 05/06/2008 |
| 7347674 | Pump A fluid pump of the type in which a housing assembly has a first sub-housing having an electric motor therein which is in line with a second sub-housing having the impeller therein, with the motor having a rotor shaft which extends through a seal of the first sub-ho... | 03/25/2008 |
| 7344367 | Rotary compressor having a discharge valve A rotary compressor having a housing, a rotor positioned within the housing defining a compression chamber, the rotor rotatable about an axis of rotation, a discharge port in the rotor in fluid communication with the compression chamber, and a valve assembly mounted... | 03/18/2008 |
| 7338521 | Low profile inlet for an implantable blood pump A low profile pump inlet for an implantable blood pump is disclosed. The low profile pump inlet has an inflow diffuser for attachment to a conduit bearing an inflow of a fluid such as blood and an outflow orifice in fluid connection with the diffuser. The outflow or... | 03/04/2008 |
| 7340403 | Method, system, and computer-readable medium for generating a diverse set of travel options A method for generating a diverse list of N travel options Rts from a larger list of travel options Ts, is described. The method includes generating a prioritized ordered list of requirements Rs and sorting the list of travel options Ts by an ordering function F to ... | 03/04/2008 |
| 7314352 | Electric pump An electric pump comprises a case in which a core being enwound by a coil is embedded, a permanent magnet formed in a cylindrical shape, having a central axis being identical to that of the core, and positioned so as to face an inner peripheral side of the core, an ... | 01/01/2008 |
| 7304446 | Sensorless and brushless DC motor A sensorless and brushless motor is disclosed including a stator, a rotor, a control circuit and an induction coil (50). The stator includes a stator core (30) and a stator coil (34) wound around the stator core. The rotor includes a rotor magne... | 12/04/2007 |
| 7294278 | Method for oxygenating wastewater A method and apparatus creates gas-enriched fluid that is used to treat wastewater. In one embodiment, the wastewater is withdrawn from a supply of wastewater to be treated, and the wastewater is delivered in an atomized manner to a vessel pressurized with gas to fo... | 11/13/2007 |
| 7264606 | Circulatory support system A method for providing at least partial bypass of the heart to supplement the pumping function of the heart to thereby enable the surgeon to perform various surgical procedures thereon includes providing a circulatory assist system having a portable extracorporeal a... | 09/04/2007 |
| 7249571 | Aquarium having improved filtration system An aquarium which includes a tank having a pump and an under gravel filter disposed in the tank below the pump. The under gravel filter includes a hollow bubble dispersing base plate having a perforated top surface and an overlying substrate. An air conduit is provi... | 07/31/2007 |
| 7238151 | Permanent heart assist system A heart assist system includes an axial-flow blood pump capable of being implanted in the descending thoracic aorta; a pressure-feedback controller connected to the pump, for controlling the pump, the controller capable of being implanted in the body; and a recharge... | 07/03/2007 |
| 7235894 | Integrated fluid power conversion system A fluid power conversion apparatus serving fluid pumping and/or power-generation functions, comprising: an impeller having an impeller hub and a periphery; a housing around the impeller; a diffusor having (a) an outer wall attached to the housing, (b) a diffusor hub... | 06/26/2007 |
| 7229258 | Streamlined unobstructed one-pass axial-flow pump A blood pump has an impeller rotatably disposed and magnetically suspended within a cavity of a stator by a plurality of magnetic bearings (passive permanent and active electromagnetic) having impeller magnets on the impeller and stator magnets or coils/poles on the... | 06/12/2007 |
| 7226277 | Pump and method A pump for moving a liquid including stator and a permanent magnet rotor which rotates to move at least one a helical pumping member. ... | 06/05/2007 |
| 7226324 | Waterjet with internal drive motor A marine waterjet propulsion system having an impeller with an impeller hub, a diffusor with a diffusor hub, and a motor driving the impeller, the motor being placed inside at least one of said impeller and diffusor hubs. In one preferred embodiment of the propulsio... | 06/05/2007 |
| 7224094 | Magnetic bearing spindle A magnetic bearing spindle includes a radial magnetic bearing rotor fabricated by laminating a ring-like plate made of electromagnetic steel sheet, an axial magnetic bearing rotor made of magnetic material, and a main shaft motor rotor. A rotation shaft is fit rotat... | 05/29/2007 |
| 7217110 | Compact rotary compressor with carbon dioxide as working fluid A rotary compressor for compressing a working fluid includes a housing having an oil sump. A stationary shaft extends into the housing and includes a longitudinal passage. The longitudinal passage has an oil inlet in fluid communication with the oil sump. A working ... | 05/15/2007 |
| 7192261 | Scroll fluid machine having permanent magnets mounted on respective the stationary and orbiting end plates for preventing axial motion of the orbiting scroll In a scroll fluid machine, an orbiting scroll is eccentrically revolved with respect to a stationary scroll so that fluid in a sealed chamber between the stationary and orbiting scrolls may be compressed toward a center. A first magnet is mounted on the stationary s... | 03/20/2007 |
| 7192258 | Axial flow type cooling fan with shrouded blades An axial flow type cooling fan, comprising an upper casing, a lower casing, a rotor assembly, and a driving unit. The lower casing and the upper casing enclose an inner space. The rotor assembly is housed in the inner space and performs a rotational movement. The ro... | 03/20/2007 |
| 7187092 | Thin inner rotor motor for rotatably driving medium, and disk apparatus using the same An inner rotor motor includes a rotor having a plurality of magnetic poles circumferentially arranged, and a stator with a stator core having a plurality of magnetic pole teeth that are positioned on the outer side of the circumference of the rotor and oppose the ro... | 03/06/2007 |
| 7182583 | Electro-hydraulic power unit with a rotary cam hydraulic power unit An electro-hydraulic power unit is disclosed that includes a housing filled with hydraulic fluid. A hydraulic power unit is disposed within the housing, the power unit having a mechanical power shaft. Additionally, an electric machine is disposed within the housing ... | 02/27/2007 |
| 7180736 | Microelectronic package within cylindrical housing A microelectronic package comprises microelectronic assemblies and a housing having a cylindrical outer wall. The microelectronic assemblies include electronic components mounted on a substrate and are affixed to support surfaces of the inner wall of the housing. Th... | 02/20/2007 |
| 7171997 | Portable electric router having radial fan A compact and light-weight portable electric router produced at a low cost and capable of providing high cutting efficiency with low noise. A radial fan includes a cylindrical hub functioning as an attachment portion to a motor shaft, a plurality of fan blades havin... | 02/06/2007 |
| 7168926 | Axial flow pump and fluid circulating apparatus An axial flow pump comprising a inner wall disposed in contact with the inside of a stator having winding, a rotor disposed inside the inner wall and adapted to be rotated upon energization of the winding, an axial flow blade formed on an outer periphery of the roto... | 01/30/2007 |
| 7154242 | Moving member mechanism and control method therefor A moving member mechanism includes an electromagnet having a coil for driving a moving member, a first control mechanism which has an input portion which receives command information and an amplifier which supplies a current to the coil, and an offset compensation m... | 12/26/2006 |
| 7150711 | Method for controlling an assist pump for fluid delivery systems with pulsatile pressure Method for controlling an assist pump for fluid delivery systems with pulsatile pressure. If for example a heart assist pump is driven with a constant number of revolutions, it is achieved, that the blood is also delivered through the assist pump, even when the hear... | 12/19/2006 |
| 7147043 | Integratied liquid cooling system for electrical components A liquid cooling system includes a cooling body (1) defining an hollow portion receiving a pump (3) and a number of cooling fins (18) therein, and a contact portion for contacting an electrical component. The cooling body defines a passageway th... | 12/12/2006 |
| 7144365 | Implantable heart assist system and method of applying same An extracardiac pumping for supplementing the circulation of blood, including the cardiac output, in a patient without any component thereof being connected to the patient's heart, and method of using same. One embodiment of the extracardiac system comprises a pump ... | 12/05/2006 |
| 7131823 | Electrically driven pump and domestic appliance having the pump A pump includes a pump chamber in which an impeller and a rotor of an electric motor connected to the impeller are disposed. A flow path runs from an inlet to an outlet of the pump chamber through a central passage of the rotor. A domestic appliance having the pump ... | 11/07/2006 |
| 7131825 | Spindle-motor driven pump system The present invention is a compact pump that is powered by a brushless DC spindle-motor, as used in disk drives and CD-ROM drives. A hard drive type spindle-motor is a brushless DC motor that is highly balanced, very reliable, available at low cost, and is capable o... | 11/07/2006 |
| 7128538 | Centrifugal fluid pump apparatus A centrifugal fluid pump apparatus includes a control mechanism including an emergency impeller rotation function. The emergency impeller rotation function includes a rotation termination function when the failure detection function detects a failure; impeller magne... | 10/31/2006 |
| 7125376 | Implantable heart assist system and method of applying same An extracardiac pumping for supplementing the circulation of blood, including the cardiac output, in a patient without any component thereof being connected to the patient's heart, and methods of using same. One embodiment of the intravascular extracardiac system co... | 10/24/2006 |
| 7118353 | Fluid transport system and method therefor A reduced pressure or pressurizing pump is provided which can be used in a wide variety of fields of foods, pharmaceuticals, medical treatment, agriculture, healthcare equipment, room air conditioning, combustion, biotechnology, and so on. By the application of the ... | 10/10/2006 |
| 7108569 | Axial flow pump or marine propulsion device A multistage axial-flow pumping or marine propulsion device having fixed or variable pitch stators between rotors. Stator vanes are designed to lower internal fluid speed without sacrificing total pressure as working fluid travels toward the discharge nozzle. A vari... | 09/19/2006 |
| 7086473 | Submersible pumping system with sealing device A submersible pumping system includes a pump assembly that is connected to a motor assembly. The pump assembly includes a pump intake having an intake hole, a pump housing connected to the pump intake and a pump discharge head connected to the pump housing. An intak... | 08/08/2006 |
| 7074018 | Direct drive linear flow blood pump A ventricular assistive device (VAD) based on a progressive cavity pump includes a pump housing having an inlet and an outlet, a pump stator contained within the pump housing, a pump rotor rotatably disposed within the pump stator, a motor including a motor rotor co... | 07/11/2006 |
| 7070398 | Axial-flow blood pump with magnetically suspended, radially and axially stabilized impeller A blood pump has an impeller rotatably disposed and magnetically suspended within a cavity of a stator by a plurality of magnetic bearings including an axial bearing to support the impeller axially in the cavity. The axial bearing includes adjacent impeller magnets ... | 07/04/2006 |
| 7071587 | Integrated cooler for electronic devices An integrated cooler for electronic devices comprises a heat exchange element, a heat transferring element and a blower with an electric drive. The heat exchange element comprises a base and heat exchanging means. The electronic device directly thermally connected w... | 07/04/2006 |