Patents in subclass Rotary Kinetic Fluid Motors Or Pumps/Actuated By Runner Or Separate Motor
Parent class: Rotary Kinetic Fluid Motors Or Pumps
| Number | Patent title | Issue Date |
|---|---|---|
| 07134834 | Flow compensation for turbine control valve test The present invention is a method of minimizing steam boiler pressure changes or turbine power changes during turbine control valve operational safety test stroking. The method of the present invention uses control valve positions as... |
11/14/2006 |
| 07096657 | Gas turbine engine electromechanical variable inlet guide vane actuation system An electromechanical inlet guide vane actuation system includes one or more electric motor driven actuators that are used to appropriately position the inlet guide vanes in a gas turbine engine. The actuation system includes a control... |
08/29/2006 |
| 06899514 | Overspeed safety device An overspeed safety device for a pneumatic rotation motor having a stator (10) with an air inlet passage (16), a rotor (12), and a speed governor for determining a maximum speed level, and comprising a speed responsive actuator (34)... |
05/31/2005 |
| 06857846 | Stackable vertical axis windmill A stackable, vertical axis windmill comprised of a braced external frame that enables stacking of multiple windmill assemblies. Couplings are located on both ends of the vertical rotor shaft to enable stacking and the transmission of... |
02/22/2005 |
| 06840735 | Centrifugal fluid pump apparatus A centrifugal fluid pump apparatus includes a control mechanism; and a body 5 including a pump section having an impeller rotating inside a housing; a rotor having an impeller attraction magnet; a motor for rotating the rotor; an impeller... |
01/11/2005 |
| 06749393 | Wind power plant A wind power plant for producing electrical energy on a large scale, comprising a base, a housing, rotatable on said base around vertical axis. A wind tail, attached to the housing, rotate the housing toward direction of the wind,... |
06/15/2004 |
| 06533536 | Hydro-turbine runner A turbine installation comprising a turbine in combination with an electrical closed-loop control system. The turbine is disposed in a flow of water for producing electrical energy. The turbine includes a hollow hub and a plurality of... |
03/18/2003 |
| 06402477 | Adjustable blade turbines A turbine, adaptable to improve the survivability of fish present in water flowing therethrough, includes a hub and associated runner blades. Each blade comprises an inner edge and a distal outer edge, a leading edge and a trailing edge... |
06/11/2002 |
| 06341238 | Robust engine variable vane monitor logic A method of testing an actuation system for positioning an actuator, the actuation system including a primary electronic system, a secondary hydro-mechanical system is disclosed. The method includes the steps of measuring the actual... |
01/22/2002 |
| 06270309 | Low drag ducted Ram air turbine generator and cooling system A low drag ducted ram air turbine generator and cooling system is provided. The ducted ram air turbine generator and cooling system has reduced drag while extracting dynamic energy from the air stream during the complete range of intended... |
08/07/2001 |
| 06260358 | Multi-cylinder internal combustion engine with an exhaust-gas turbocharger In a multi-cylinder internal combustion engine including an exhaust gas turbocharger to which at least two separate exhaust lines extend from different groups of cylinders of the engine, the exhaust lines have discharge openings arranged... |
07/17/2001 |
| 06210100 | Pump-turbine An upper reservoir-side conduit or a lower reservoir-side conduit is branched in the vicinity of pump-turbine ends and at least a first pump-turbine out of a plurality of pump-turbines which share the conduit portions located farther than... |
04/03/2001 |
| 06179552 | Speed control unit for a pneumatic rotation motor A speed control unit for a pneumatic rotation motor having a stator (10) with an air inlet passage (14), a rotor (11) journalled in the stator (10). The speed control unit includes a speed governor (26) operated by two or more fly-weight... |
01/30/2001 |
| 6042331 | Pump-turbine An upper reservoir-side conduit or a lower reservoir-side conduit is branched in the vicinity of pump-turbine ends and at least a first pump-turbine out of a plurality of pump-turbines which share the conduit portions located farther than... |
03/28/2000 |
| 5954474 | Hydro-turbine runner A turbine, disposed in water flowing therethrough, includes a hub and associated runner blades. Each blade comprises an inner surface and a distal outer surface, a leading edge and a trailing edge separated by a water directing surface.... |
09/21/1999 |
| 5947679 | Adjustable blade turbines A turbine, adaptable to improve the survivability of fish present in water flowing therethrough, includes a hub and associated runner blades. Each blade comprises an inner edge and a distal outer edge, a leading edge and a trailing edge... |
09/07/1999 |
| 5938401 | Automatic engine hydro-mechanical control unit preflight test A method of testing an actuation system for positioning an inlet guide vane, the actuation system including a primary electronic system, a secondary hydro-mechanical system is disclosed. The method includes the steps of controlling the... |
08/17/1999 |
| 5553995 | Method of driving a turbine in rotation by means of a jet device A turbine device and a method of driving the turbine device are disclosed.The turbine device includes an admission channel, a turbine, and aninjection channel. The turbine device may also include a regulator. Theturbine is driven by injecting a... |
09/10/1996 |
| 5553996 | Wind powered turbine A wind powered turbine comprises a plurality of vanes 1 tangentially angledabout the axis 2 of a drum-like frame. The frame is arranged to rotateabout its longitudinal axis 2 and it has a tubular member 5 mountedco-axially with the longitudinal axis... |
09/10/1996 |
| 5478197 | Process and installation for producing usable energy from parallel flows A device including a flow unit generating a potential vortex having aninflow aperture and an outflow aperture, together with a turbine arrangedin the direction of flow of the potential vortex. The flow unit comprisesan outer hollow member having a... |
12/26/1995 |
| 5454694 | Vertical axis wind mill with retractable sails A vertical axis wind mill with retractable sails comprising a central corewhich has vertical side walls in a generally cylindrical configuration.The core has an upper end and a lower end and a drive shaft positionedalong the central axis therefor.... |
10/03/1995 |
| 5447412 | Wind turbine housing and apparatus A wind driven turbine installation has a rotatable enclosure with closableinlet and outlet openings. The rotatable enclosure includes a drivingarrangement and a wind direction sensor arrangement that monitor theincident wind direction and align the... |
09/05/1995 |
| 5375968 | Wind turbine generator An improved wind turbine is provided with a rotor assembly provided with aplurality of wind-drivable blades and surrounded by a rotatable winddeflector assembly. The deflector assembly is provided with a plurality ofdeflector vanes and two... |
12/27/1994 |
| 5350273 | Wind energy collection system A wind-driven apparatus for converting the kinetic energy of wind intomechanical energy. This invention incorporates a wind collector that isrotated upon an elevated turntable in order to position the wind collectoras required. This turntable... |
09/27/1994 |
| 5336933 | Fluid-augmented free-vortex power generating apparatus A fluid-augmented free-vortex power generating apparatus (10) that isdriven by either prevailing winds or water and which has a turbine (24)that includes a number of axially extending cup like sails (20) mounted ona freely rotating hub (22). A fluid... |
08/09/1994 |
| 5333989 | Electric actuators for steam turbine valves Linear electric actuators powered by DC brushless servomotors areindividually controlled to position steam turbine valves by way of levers,pins and links to thus eliminate hydraulics and the attendantdisadvantages of fluid filtering, conditioning... |
08/02/1994 |
| 5332354 | Wind turbine apparatus A wind driven turbine installation has a rotatable enclosure with closableinlet and outlet openings. The rotatable enclosure includes a drivingarrangement and a wind direction sensor arrangement that monitors theincident wind direction and aligns... |
07/26/1994 |
| 5313103 | Auger shaped fluid medium engaging member An auger shaped, fluid medium engaging member is disclosed which includes ahelically or auger shaped outer region disposed about a longitudinal axiswhich passes through a central region of the member. The auger shapedouter region establishes at... |
05/17/1994 |
| 5302084 | Windmill with annular flywheel An improved windmill has an approximately vertical center support post. Thewindmill also has a plurality of wheels, each rotatably mounted on aseparate horizontal axis, each axis being radially disposed about thecenter support post. The windmill... |
04/12/1994 |
| 5272378 | Apparatus for generating power An apparatus for generating power by utilizing the wind produced from thepassage of vehicular traffic such as on a highway or freeway includes aplurality of vertical axis rotors mounted vertically within a supportstructure. Each of the vertical axis... |
12/21/1993 |
| 5269647 | Wind-powered rotor The present invention relates to a rotor driven by wind power with avertical rotating axis and radial arms distributed at uniform angularintervals over its periphery which bear bodies with an aerodynamic profilesuch that one side of the profile... |
12/14/1993 |
| 5195871 | Self-restored windmill A windmill includes a plurality of fan blade units pivotally mounted in acentral vertical transmission shaft each unit having a right-leaf verticalfan blade and a left-leaf horizontal fan blade in which the vertical fanblade as rotated to the... |
03/23/1993 |
| 5183386 | Vertical axis sail bladed wind turbine A vertical axis turbine is provided which comprises a plurality of flexiblesail blades attached to a vertically extending, rotatable shaft by upperand lower blade attachment devices, and a power absorbing load devicecoupled to the rotatable shaft.... |
02/02/1993 |