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Patent No. 6049912

Mountable Printable Placard With Headband

A resilient headband in a shape for being mounted on the head of the user. The headband is equipped with a longitudinal slotted member for holding a placard.

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Class 290/54 - FLUID-CURRENT MOTORS


Subclass of Class 290 - Prime-mover dynamo plants
Definition: Prime-mover dynamo plants including a fluid current motor.
No. of patents: 663
Last issue date: 01/31/2012


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NumberTitleIssue Date
8106527Hydraulic power generator
The rotor shaft of an electrical power generator, placed in a wind or water current whereby the kinetic energy causes the rotor shaft to rotate, turns a hydraulic pump generating a hydraulic pressure. The hydraulic pressure is directed to a hydraulic generator motor...
01/31/2012
8102069Water powered electricity generating device
The present invention relates to an apparatus for providing electrical energy from a flowing stream of water by capturing the flowing stream and transferring the captured energy to a rope which passes through a plurality of rotors connected to an electricity generat...
01/24/2012
8102070Float-type energy-generating system
The objective of the invention is to provide a float-type energy-generating system that is able to maintain the system's body stably, without listing, while sailing, even in a strong wind, while efficiently generating electricity. The system includes a hull (4
01/24/2012
8102071River and tidal power harvester
An energy module comprising an energy absorber; and a mooring system, comprising a wing-shaped polymer shell attached to the energy absorber, the wing-shaped polymer shell designed to utilize the force of a passing current to create a downward force and thereby redu...
01/24/2012
8089173Wind power nozzle with optimized intake length
In embodiments of the present invention improved capabilities are described for wind power nozzle configurations, comprising a throat coupled in fluid communication with a wind power generating turbine, the throat having a diameter, a leading edge distal from the th...
01/03/2012
8080895Energy generation from compressed fluids
A method and system to use compressed fluids to generate electrical energy or an equivalent useful form of energy. A first embodiment uses pressurized air that can be stored to selectively and directly generate energy as required. A second embodiment uses a pressuri...
12/20/2011
8076791Wind and water turbine
A power generation system that provides means for a wind or water powered wheel having pairs of radially positioned arms each having a shaft with a pair of fins pivotally attached thereto and where the independently rotating fins or paddles allow for increased power...
12/13/2011
8072090Process and system for generating consumable energy
A method of powering a multi-level structure is provided, which includes disposing a climate control system in the building. The system has a cooling tower, a fluid cooled chiller, a return line connecting an output of the chiller to an input of the cooling tower, a...
12/06/2011
8072089Fluid energy apparatus and method
A preferred embodiment includes a system for power generation through movement of fluid having a variety of configurations and implementations. One preferred embodiment includes a system for power generation through movement of fluid includes a power generating cell...
12/06/2011
8067850Method for creating a low fluid pressure differential electrical generating system
This invention involves a method of creating a hydroelectric turbine system that is capable of producing electricity while sustaining a majority of the fluid flow or hydraulic pressure within the pipe line or pipe network driving the system. The system's objective i...
11/29/2011
8067851Differential pressure generator
An electrical generator (10) powered by fluid pressure in a flow line includes a turbine housing (23) and control valve (11). The turbine housing houses a rotor (29) and a plurality of turbine blades (33) which are rotated by fluid...
11/29/2011
8049357Apparatus and method for electrical power generation from low-head low-flow water sources
Apparatus and method for generating electrical energy from a body of water flowing in a downstream direction are disclosed. A lever arm including a flap member is coupled to a rotatable shaft. The lever arm is movable from a first vertical position where the flap me...
11/01/2011
8044530Fluid-based electrical generator
The fluid-based electrical generator utilizes driven flow of a fluid to power an electrical generator for driving an external electrical device. The generator includes a reservoir having at least one sidewall and a floor. A motor coupled to a rotating shaft is mount...
10/25/2011
8035244Impulse rotor generator
An impulse rotor generator is provided for generating power in response to a primary mud flow in a drill string. The generator comprises a power rotor, at least one stationary magnetic pickup, and a pickup coil mounted on the at least one stationary magnetic pickup....
10/11/2011
8030793Power generation
A power generating system 10 includes a drive arrangement 12 and a compressor 18 arranged to be driven by the drive arrangement 12 to compress gas, in particular air. The system 10 also includes an underwater storage arrangement
10/04/2011
8026625Power generation systems and methods
A power generation system includes a plurality of submerged mechanical devices. Each device includes a pump that can be powered, in operation, by mechanical energy to output a pressurized output liquid flow in a conduit. Main output conduits are connected with the d...
09/27/2011
8022567Underwater ducted turbine
An apparatus is disclosed for a turbine for generating electrical power from water or air flow comprising at least one rotor disk having a plurality of hydrofoil blades, guide vanes, a cylindrical housing, and a generator means. A rim generator comprising a magnet r...
09/20/2011
8013463Method and apparatus for generating electricity while a user is moving
The present disclosure provides for systems and methods for generating electricity while a user is moving. More particularly, the present disclosure provides for improved systems and methods for generating electricity while a user is walking or running. In exemplary...
09/06/2011
8008796Power generation system
A water tower includes a reservoir configured to store fluid. The reservoir includes a bottom surface. The water tower also includes a recirculating passageway fluidly connected to the reservoir. The recirculating passageway includes a first end connected to and loc...
08/30/2011
7999407Air conditioning cover connecting exhaust to turbine
An apparatus in the form of a transfer unit for transferring exhaust air from the condenser unit of an air conditioning system to an air fan turbine for driving it. The transfer unit includes a plastic, sound absorbing cover shroud for covering the exhaust fan of th...
08/16/2011
7986054Magnus force fluid flow energy harvester
An energy harvester capable of providing motion from fluid flow includes a Magnus rotor defined by a cylinder driven by a motor causing the cylinder to rotate so that lift is created by the fluid flowing past the cylinder. A channel or system may be provided to dire...
07/26/2011
7969034Paddle wheel electric generator
A minimal maintenance paddle wheel electric generation device for producing no cost electricity includes an A-frame base disposed in a fast flowing stream with a paddle wheel mounted between A-frame supports, with the supports resting on the base, and the paddle whe...
06/28/2011
7969035Exhaust gas electric generation apparatus and method
An apparatus for generating electricity from a relatively low velocity exhaust produced by a piece of machinery. The apparatus includes a fan assembly located inside a frame mounted adjacent to the exhaust vent found on the piece of machinery. The fan assembly inclu...
06/28/2011
7960851Power generator and method for generating power
A power generator for use in a unidirectional flowing fluid has a fixed part and a movable part, the movable part is mounted on the fixed part for reciprocal movement with respect to the fixed part between first and second positions. A valve element on the movable p...
06/14/2011
7956481Miniature hydro-power generation system
A miniature hydro-power generation system includes an outer housing and an inner housing. The outer housing may receive a flow of liquid flowing in a first direction at a predetermined range of pressure. The flow of liquid may be decreased by a predetermined amount ...
06/07/2011
7956480Faucet generator
A faucet generator includes a case having water inflow and outflow ports and in which a water supply channel is formed, a rotor vane disposed inside the water supply channel, a magnet which is rotatable integrally with the rotor vane, a bearing which supports a forc...
06/07/2011
7952219Hydroelectric pumped-storage
Hydroelectric pumped-storage includes monitoring electrical demand on a system over time. If the monitored demand exceeds a predetermined first value, fluid is allowed to flow substantially under the influence of gravity from a first aquifer to a second aquifer. Kin...
05/31/2011
7948106Power generator and power generation method
A power generating apparatus and a power generating method capable of reducing a power generating price by generating a power by high head turbines and a generator used in a dam type or conduit type power plant even if the head of water is small. The power generatin...
05/24/2011
7948107Conversion of energy in waves and in tidal flow
An energy conversion system comprising a support structure upstanding within a volume of water subject to the occurrence of both wave motion and tidal flow, a first apparatus mounted from the support for deriving usable power from the tidal flow, and a second appara...
05/24/2011
7948108Systems and methods for converting marine currents into electrical energy
Systems and methods for converting marine current into electrical energy are provided. Certain systems include a housing with an opening that is adjustable between an open position and a closed position and a plunger that is configurable between a porous state and a...
05/24/2011
7948109System and method for generating electricity
A system for generating electricity including a substantially frustoconical shaped scoop having a fluid intake opening at a larger end for receiving fluid flow, and a fluid outlet opening at a smaller end for allowing the fluid flow to exit the scoop. The scoop is r...
05/24/2011
7944073Power generator and turbine unit
A power generator includes at least one underwater turbine unit providing a housing having a flow channel therethrough and at least one turbine means mounted in the flow channel for rotation in response to water flow through the flow channel. The turbine unit provid...
05/17/2011
7939957Water turbine system and method of operation
A system for providing electrical power from a current turbine is provided. The system includes a floatation device and a mooring. A water turbine structure is provided having an upper and lower portion wherein the lower portion includes a water fillable chamber. A ...
05/10/2011
7928594Apparatus for receiving and transferring kinetic energy from a flow and wave
A tandem axial turbine that comprises a front confusor, a funnel-shaped runner having inner blades and capable of accelerating and directing an oncoming flow toward a co-axial rear runner which rotates in an opposite direction. A tangential turbine has a hub, blades...
04/19/2011
7928595Electric power generation system for harvesting underwater currents
An electric power generation system that includes a platform positioned above a water surface, an anchoring system to secure the platform to a floor below a body of water, at least one turbine extending below the platform to harvest underwater ocean currents and at ...
04/19/2011
7915750Methods and apparatus for generating electrical energy with a submerged tank
Generation of electrical energy from water is performed by submerging a tank having an inlet and an outlet in a body of water so that the water inlet is located under a water surface and covered by water, and water flows thereby into an interior of the tank, evacuat...
03/29/2011
7911074Tapered helical auger turbine to convert hydrokinetic energy into electrical energy
A helical auger turbine and hydrokinetic device for use with electrical generators for producing electricity. The auger turbine includes a generally helical turbine blade rotatably mounted on a central shaft, which may be tapered at each end, and a flange extending ...
03/22/2011
7902687Submersible turbine-generator unit for ocean and tidal currents
A submersible turbine-generator unit includes two or more turbines mounted on a common shaft with a generator therebetween. Each such turbine is capable of providing relatively low-speed, unidirectional rotation under a reversible ultra low head pressure and/or low ...
03/08/2011
7898102Hydrocratic generator
A mixing apparatus for mixing first salinity fluid with a second salinity fluid, the mixing apparatus comprises a down tube having a side wall, an open upper end and an open lower end, and a plurality of apertures selectively located in the side wall of the down tub...
03/01/2011
7880322Fluid turbine devices and methods related to fluid turbine devices
Fluid turbine devices and methods related to fluid turbine devices are disclosed herein. One example method includes deflecting a first portion of a fluid flow from a return path of at least a portion of a vertical blade assembly, while permitting a second portion o...
02/01/2011
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