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| Number | Title | Issue Date |
| 7291936 | Submersible electrical power generating plant A self-supporting, submersible generating plant for producing electricity from ocean currents, consisting of two counter-rotating, rear-facing turbines with a plurality of rotor blades extending radially outward from two separate horizontal axis that convey the kine... | 11/06/2007 |
| 7267476 | Dual handle immersion blender There is provided an immersion blender essentially having a housing or body portion for containing a drive motor, a shank or drive shaft operatively connected to the drive motor, and a processing tool operatively connected to the drive shaft. The immersion blender a... | 09/11/2007 |
| 7210910 | Enhancements to high efficiency ceiling fan Twisted ceiling fan blades for low, medium and high speed operation of less than approximately 250 rpm. The novel blades twisted blades can be configured for 60″ and 64″ diameter fans, and have less blades (3 for example) than conventional flat type bladed fans ... | 05/01/2007 |
| 7105942 | Plant, generator and propeller element for generating energy from watercurrents A plant, generator and rotating member for the production of power from currents in a body of water, comprising a fixedly mounted of floating structure, and a plurality of replaceable generator units (750) supported by the structure and which are driven by th... | 09/12/2006 |
| 7007621 | Braking system for a personal watercraft A braking system for a personal watercraft includes at least one brake plate for mounting to the transom of a personal watercraft such that the jet nozzle of the watercraft is directionally adjustable independently of the braking system. The brake plate is alternata... | 03/07/2006 |
| 6974244 | Hand-held wand mixer A wand mixer having a wand assembly that is detachable from the motor assembly as a single unit. The wand assembly includes a drive shaft that is enclosed within a tubular housing having a seal at the lower end for preventing entry of fluids and debris. First and se... | 12/13/2005 |
| 6935832 | Portable power generating devices Portable power generating devices are provided for converting potential energy from flowing water, water current, blowing air or air current to mechanical and/or electrical energy. The potential energy is converted to a rotational movement, and the rotational energy... | 08/30/2005 |
| 6835043 | Hydraulic turbine feed tank An installation comprising a turbine equipped with a wheel rotatable about an axis (X-X′), and a tank feeding the turbine. The feed tank having, projecting on a plane globally perpendicular to the axis (X-X′), an external spiral shape. The feed tank forms a heli... | 12/28/2004 |
| 6481957 | Modular wind energy device A modular wind energy device for converting wind energy into mechanical energy, which includes a support structure configured for placement onto a support surface (36) and defining an axis of rotation (23) generally parallel thereto; one or more panemone ... | 11/19/2002 |
| 5807067 | Transtator hydraulics device A rotary impeller pump that moves fluid using a rotary impeller, where at least one transtator, having one or more ports, is positioned within a groove on a front plate that is adjacent to the impeller, and where the transtator is movable within its groov... | 09/15/1998 |
| 5664418 | Whirl-wind vertical axis wind and water turbine A vertical axis wind turbine is supported by a frame held in place by an encircling series of crescent-shaped tubular deflector vanes. The vanes widen towards the turbine core, concentrating the wind. The wind is trapped momentarily on entering the turbin... | 09/09/1997 |
| 5174652 | Air intake supressor A mixer (1) is provided with a cover (6) on its upside for diminishing the risk for air intake when the mixer operates near a liquid surface (10).... | 12/29/1992 |
| 5154566 | Perfected hydraulic machine preferably for minimum height waterfalls This machine consists of an impeller formed by a right prism with a minimum weight/volume ratio and which has an irregular hexagonal section, three sides of which are bigger than the other three, and with said hexagon's vertexes belonging to a single circ... | 10/13/1992 |
| 5137423 | Hydraulic turbine A hydraulic turbine comprises a rotatably supported circular body, a plurality of vanes radially provided in a circumference of the circular body. A water-permeable perforated plate is arranged to extend over an external periphery of the vanes to form a p... | 08/11/1992 |
| 4436480 | Hydro-turbine device for generating electricity A hydro-turbine device includes a frame mounted in a channel through which water flows, the frame mounting a horizontal shaft carrying a turbine wheel having spaced end plates between which extend a plurality of arcuate vanes. A cover is mounted over the ... | 03/13/1984 |
| 4240990 | Aeration propeller and apparatus PCT No. PCT/US79/00224 Sec. 371 Date April 10, 1979 Sec. 102(e) Date April 10, 1979, PCT Filed April 10, 1979. An apparatus (10, 212) for mixing a gas and a liquid is disclosed. The apparatus is comprised of a hollow outer housing (22) and a hollow inner ... | 12/23/1980 |
| 4182594 | Wind driven energy system A system for conversion of wind power to electrical energy. The system provides for use during a wide range of wind velocities by use of the following: an external deflection system consisting of baffles and peripheral turbulence creating walls designed t... | 01/08/1980 |
| 4180369 | Wind mills A wind mill construction is disclosed, including a rigid tower structure (6, 7) to the upper end of which is connected for rotation about a vertical axis a wind turbine housing (5) to which is journalled for rotation about a horizontal axis a propeller (2... | 12/25/1979 |
| 4141670 | Device for extracting energy from water waves A device for extracting energy from water waves comprises high-level and low-level reservoirs with non-return valves for permitting water from wave crests to enter the high-level reservoir (but not return) and for permitting water from the low-level reser... | 02/27/1979 |
| 4115027 | Vertical windmill An omnidirectional windmill employing lift type airfoils mounted about a vertical axis. The windmill includes a support frame which defines the vertically oriented axis about which the elongate airfoils rotate. Five vertically oriented stators are positio... | 09/19/1978 |
| 4076447 | Water-power motor The invention relates to a water-power motor adapted to be driven by a rising and falling water surface, for instance the wave motion thereof. The novel features of the invention reside in that the water-power motor comprises one or more driving wheels ea... | 02/28/1978 |
| 4071305 | Transducer for conversion of tidal current energy A set of aligned transducer units is fixedly disposed in the sea. Each unit includes two atmosphere compartments on the opposite end portions so that a sea water stream created by tidal current flowing through its lower portion between the compartments dr... | 01/31/1978 |
| 4060344 | Transducer for conversion of sea water-energy Several impeller chambers are disposed in spaced relationship within a rectangular casing whose interior communicates with the air. The casing and a U-shaped bank having two legs bridged by the casing are partly submerged in the sea to define a sea-water ... | 11/29/1977 |
| 4053253 | Power generating apparatus A power generating apparatus, the construction and size of which may vary from a relatively small domestic version for individual homes to a larger commercial version for power stations, comprises a device to be anchored in and driven by a substantially h... | 10/11/1977 |
| 4048940 | Trolling attachment for outboard engine A trolling attachment for an outboard engine includes a strap element for securement to the upper section of an engine housing and a plate member having an axial slot extending inwardly from one end for securement to the lower section of an engine housing... | 09/20/1977 |
| 4038821 | Fluid current motor A fluid current motor adapted to extract energy from flowing natural currents is disclosed wherein a wheel-like frame is rotatably mounted about a vertical axis. The frame is positioned over a flowing water current, such as a stream, river, or the like, a... | 08/02/1977 |
| 4023915 | Pressurized water wheel A waterwheel assembly has entry and outlet flow directing channel portions and a flow directing member below the waterwheel. The waterwheel has a plurality of radially disposed paddles mounted on a rotatable shaft and arranged with spaces between the padd... | 05/17/1977 |
| 4018543 | Whirlwind power system A structural housing has a generally toroidal part horizontally positioned and having an upwardly inclining lower base extending upward from a circumference to a first generally circular central area and an upwardly inclining upper base extending upward f... | 04/19/1977 |
| 4017205 | Vertical axis windmill A vertical axis windmill is taught having a horizontal base, preferably circular in configuration, sitting on the earth's surface, a dome having a horizontal bottom spaced above the base supported on a plurality of columns to provide an annular space belo... | 04/12/1977 |
| 3986785 | Vertical axis wind motor A vertical-axis wind motor comprises an annular wind deflector assembly surrounding the rotor assembly and including a plurality of deflectors oriented to deflect the wind so that, from all wind directions, a greater wind force is applied to the rotor van... | 10/19/1976 |
| 3973864 | Tide motor A wave motor is comprised of two or more parallel rotors having apertured radial paddle elements with hinged flaps or blades covering the apertures such that upon the impingement of water upon one side of the paddles the blades cover the apertures and the... | 08/10/1976 |
| 3965839 | Trolling brake A trolling brake for a motor powered boat to enable the boat to move at varying slow speeds while the motor is running at idle without stalling the motor. The trolling brake is formed of a semicircular shield having a pair of forward ends pivotably mounte... | 06/29/1976 |
