Matches 1 - 50 out of 87 1 2 >
Match Document Document Title
7197925 Wind indicator  
Wind indicator apparatus for indicating air flow comprising: a direction pointer, including a vane member, for providing a visible indication of air flow direction; pivoting means including a fixed...
7124631 Wind power installation and method and apparatus for use in association therewith  
The present invention concerns an apparatus for monitoring a wind power installation, with at least one sensor for detecting measurement values, and also a method of monitoring a wind power...
6530272 Flap test system  
A first cylinder drives a flap to a predetermined down position. Strain gages detect strains at each part of the flap while a load that corresponds to the down position is applied to the flap by a...
6370949 Extreme wind velocity measurement system  
A wind velocity measurement system employs two different principles of physics to measure wind speed: (1) the aerodynamic force imparted to a low profile, rigidly mounted cylindrical rod, and (2)...
6070461 System for detection and measurement of atmospheric movement  
6055869 Lift force fluid flow sensor for measuring fluid flow velocities  
A fluid flow sensor uses lift forces exerted on a plate-like airfoil member to determine the velocity of a fluid flowing past the sensor. The member has a pair of spaced, low aspect ratio airfoil...
5898109 Strut-mounted drag balance  
A drag balance for measuring drag forces on a model is described which mos within a hollow region of a streamlined strut. The strut is attached to a carriage for towing the model through a medium....
5852236 Fluid measuring probe  
In a traverse device mounting type or handy type fluid measuring probe in which a plurality of conductive lines are connected to a contact type sensor element and the conductive lines are covered...
H001688 Force deflection anemometer having improved accuracy  
An anemometer having no moving parts and a sensing head with various emboents that improve the overall performance of the anemometer is disclosed. The sensing head of the anemometer generates an...
5540181 Golf wind indicator apparatus  
A flag for indicating wind velocity and alerting surrounding golfers to a presence of an individual. The inventive device includes a mounting assembly for securing to a support portion of a golf...
5435178 Blast gauge wherein four pressure sensors are positioned in a tetrahedral configuration on the surface of a sphere  
The blast gauge has a spherical fairing containing four pressure sensors whose positions on the surface of the sphere form the apices of a tetrahedron. The fairing may have a solid metal sphere...
5429003 Moving sensor linear true mass flowmeter  
A linear true mass flowmeter which utilizes at least one movable sensor mounted within the path of the flow of the fluid with this sensor mounted on an axis that is perpendicular to the direction...
5421198 Weather monitoring apparatus and method  
A weather monitoring device includes a wind force receiving body supported by a support member and a wind velocity and direction measuring arrangement. The wind velocity and direction measuring...
5343742 Floating platform tow post  
A towing post provides a floating transducer platform on a carriage which arranged for motion in a vertical direction above the center of pressure of a model being tested, for example, by towing...
5265469 Wind detecting and alerting apparatus  
A wind detecting and alerting apparatus includes a wind-sensing member, a support member, and an annular member, all of which are electrically-conductive. The apparatus also includes a support...
5117687 Omnidirectional aerodynamic sensor  
A method and apparatus are disclosed for detecting the nature of fluid flow. Specifically, an omnidirectional aerodynamic sensor is disclosed comprising an omnidirectional aerodynamic drag force...
5029101 High voltage conductor mounted line powered monitoring system  
A hot-stick mountable, line powered, EHV conductor mounted environmental monitoring apparatus. The sensor module contains sensors for monitoring solar insolation, wind speed, lightning flashes,...
4864854 Golfer's wind indicator and club selection assistance device  
A device for measuring wind direction and velocity and for instantaneously providing the golfer with an indication of the proper golf club to select under the measured wind conditions. The device...
4788869 Apparatus for measuring fluid flow  
Apparatus for measuring flow rate and flow direction of a fluid comprises an elongated stem coaxially disposed and supported within an elongated housing, a small diameter spherical probe connected...
4730485 Detector apparatus for detecting wind velocity and direction and ice accumulation  
Detector apparatus (10, 50, 90) for measuring wind velocity and direction and/or ice accumulation. The apparatus preferably includes boots (14, 23, 24 and 70) for removing accumulated ice prior to...
4719798 Wind direction finder for a golf cart  
A wind direction finder for use on a golf course includes a fastener portion and a ribbon portion which is attached to the fastener portion. The fastener portion includes an adhesive material...
4658645 Wind velocity measuring apparatus  
A wind velocity measuring apparatus tips over when a predetermined wind velocity is reached or exceeded. The apparatus includes a base adapted to rest on a horizontal supporting surface such as a...
4631959 Drag anemometer  
An anemometer for measuring the velocity of a fluid. The anemometer has a pivotally mounted shaft with a drag element mounted thereon for exposure to the fluid. Electromagnets are orthogonally...
4631958 Force-balance drag anemometer  
The anemometer is for use in measuring two orthogonal velocity components of a fluid, such as air or water. When used to measure wind speed, the wind force acting on a sphere attached to a shaft...
4615214 Piezoelectric wind sensor  
An anemometer comprises an array (10) of piezoelectric pressure sensors (12), each of the sensors being mounted (e.g., on a circular mast 14) to face into a different wind direction. Electrical...
4545243 Nonrotating current meter housing  
A current meter for measuring the velocity and direction of the water current comprising a housing, a support cable rigidly secured to the housing and appendages rotatably mounted at opposed ends...
4498348 Photoelastic sensing device  
A photoelastic sensing device comprising a photoelastic member of transparent material, first means for supplying polarized light fluxes to the member for transmission therethrough along a...
4454757 Wind speed and direction measuring instrument  
A portable, pocket sized instrument for measuring wind speed and indicating wind direction wherein a multiple number of vanes of varying size and spacing are radially and orthogonally fixed to a...
4449400 Radionuculide counting technique for measuring wind velocity and direction  
An anemometer utilizing a radionuclide counting technique for measuring both the velocity and the direction of wind. A pendulum 12 consisting of a wire 13 and a ball 14 with a source of radiation...
4343198 Fluid force transducer  
An electrical fluid force transducer for measuring the magnitude and direction of fluid forces caused by lateral fluid flow, includes a movable sleeve which is deflectable in response to the...
4307605 Current meter  
Disclosed is an elongated housing containing a current meter for determining the velocity and direction of a current in a body of water, wherein the housing has a plurality of fins for flow...
4286463 Air sock  
An air sock for indicating wind speed as well as direction is the subject of the present invention. A fabric type sock member is mounted on an upright standard for pivotal movement about its...
4161118 Force direction transducer  
This invention concerns an electrical mechanical instrument transducer which accurately detects the direction of an externally applied force and more particularly, though by no means exclusively,...
4152933 Wind monitoring assembly and method  
A windborne vehicle is attached to one end of a tether line which is secured to a tether mast. The tether mast is secured to a ground anchor mechanism for rotative freedom about a vertical axis....
4134295 Fluid flow force and direction transducer system  
A force and direction transducer system employs means providing a varying impedance in response to applied force. Further, the direction of the force is determined by the location where a ball of...
4122712 Fluid velocity measuring device  
A fluid velocity measuring device which when placed in a freestream fluid flow causes vortices to be formed at a frequency proportional to the flow rate of the fluid. Sensors on the device generate...
4091666 Combined housing and standard for water flow meters  
A combined housing and standard for measuring current velocity and direction in a body of water wherein the housing is tubular in shape in which an inclinometer is mounted and connected to the...
4080826 Apparent wind indication device  
A device for mounting on a sailboat to provide a visual indication of the optimum boat-to-wind angle to achieve maximum distance per unit of time to windward. A pivotally mounted wind vane includes...
4058010 Airport wind shear monitoring method and apparatus  
Wind conditions and anomalies in the proxmity of an airport runway approach and departure flight path may be monitored by the tethered deployment of a plurality of extremely light and expendable...
4056001 Air flow measurement  
Quadrature positioned magnetic diaphragms are exposed to air flow which cause them to flex. Variations in reluctance of magnetic paths including these diaphragms are sensed electrically and the...
4028939 System for measuring three fluctuating velocity components in a turbulently flowing fluid  
A system for measuring fluid velocity in a turbulently flowing fluid including a sensing apparatus for dynamically sensing the mainstream and two orthogonal cross velocity components of the fluid...
3986395 Velocity measurement instruments  
Apparatus for determining the speed and direction of a moving medium such as the atmosphere. The apparatus includes a sensing element which is exposed to the wind to be subjected to forces which...
3964306 System for measuring Reynolds in a turbulently flowing fluid  
A system for measuring momentum flux in a turbulently flowing fluid including a sensing apparatus for dynamically sensing the mainstream and the cross velocity components of the fluid, a transducer...
3955412 Water current force measuring apparatus  
A water current force measuring apparatus consisting of a pliable rope or line suspended in the water with its lower end anchored to the bottom while the length of the line is subjected to the...
3940984 Means for controlling the displacement of a universally pivoted member  
The invention provides means for controlling the displacement of a universally pivoted member which is subject to a force, such as the force of the wind tending to move the member about its...
3937078 Sensing apparatus for inclinometers  
An apparatus for sensing the orientation of an inclinometer in both direction and magnitude for determining the velocity and direction of currents in a body of water having a magnetic north seeking...
3929015 Line motion and water current disc sensor  
An instrument for determining velocity of ocean currents and/or frequency d amplitude of strumming mooring lines. A magnetic controlled contact relative to resistance wires controlled by a spring...
3878714 Apparatus for determining the velocity and the direction of relative motion thereof with respect to a fluid and with regard to a direction of reference, and the use of said apparatus  
Apparatus for determining the velocity and direction of relative motion of an object in a fluid such as a ship in water. The apparatus includes a probe formed of a rod attached to the ship and...
3871220 Wind velocity and direction apparatus  
Apparatus is disclosed for capturing the wind in a fabric body which fabric body is responsive to wind direction changes and velocity. The fabric body is able to rotate about a mast in response to...
3826136 ANEMOMETER DEVICE  
An anemometer device which utilizes a blade that is mounted within a case whereby it can rotate about a center which is pivotless. The case has holes therein for allowing air to enter and depart....
Matches 1 - 50 out of 87 1 2 >