Matches 1 - 50 out of 135 1 2 3 >
Match Document Document Title
7380453 Undersea data logging device with automated data transmission  
An undersea logging device has a pressure sensor and at least one environmental parameter sensor. The data measured by the sensors is logged and is wirelessly transmitted when a preset value of...
7284422 Fluid level measurement device  
A device measures the high and low fluid levels of a fluid body. A housing has a shaft with a buoyant weight, the shaft protruding through a cap on the housing's top and capable of sliding through...
7062962 Portable apparatus and method for measuring hydraulic features in rivers and streams  
A portable apparatus for measuring characteristics of hydraulic features in rivers and streams that are unwadeable. The apparatus consists of a tripod base, a horizontal boom that articulates on...
7040157 Variable depth automated dynamic water profiler  
A winch-based system is used to raise and lower a hydrological probe into a water column to automatically dynamically obtain measurement data of a water column at incremental depths over selected...
6976393 Pygmy current meter with magnetic switch  
An apparatus for measuring fluid velocity includes a generally Y-shaped yoke including a base and first and second forks, the first and second forks including through holes at ends thereof; a...
6868361 Method of determining the volume scattering function of ocean waters in the backward direction using a satellite ocean color sensor  
A method of determining the Volume Scattering Function of Ocean Waters in the backward direction using a Satellite Ocean Color Sensor the said method made to exploit the geometry of the...
6807856 Variable buoyancy profiling device  
A compensator added to the hydraulic circuit of an ocean profiler. The compensator stores energy by compression of gas during descent and expansion of the gas during ascent, thereby reducing the...
6536272 Water monitoring, data collection, and transmission module  
A water sampling apparatus is disclosed having a water inlet and a water collecting scoop. A pump, in fluid communication with the water inlet, draws a water sample from a body of water through the...
6463800 Energy conserving moored buoyant ocean profiler  
An energy conserving moored buoyant ocean profiler wherein an instrument carrying vertically traversing buoyant member of low buoyancy is interconnected with a second buoyant member of high...
5988873 Portable bathymetric probe simulator  
The invention relates to a portable simulator for bathymetric probes of the thermometric or calorimetric types connected at the output to an acquisition card. The simulator has at least four...
5900820 System and method for detection of frazil ice on underwater grating  
A system for detecting accretion of frazil ice on underwater gratings inces a housing for disposition beneath a water surface and spaced from but proximate an underwater intake grating. A pair of...
5869756 Moored water profiling apparatus  
A water profiling apparatus having a streamlined body with a traction drive capable of repeatedly profiling along a moored or suspended cable or wire, for transporting sensing and sampling...
5821405 Modular water quality apparatus and method  
A modular water quality measurement apparatus and method includes a sealed or unsealed housing with a universal sensor interface cap (12) and mechanical and electrical sensor connections (14) for...
5792950 Submarine deployed sea-state sensor  
A submarine deployed sea-state sensor comprises an elongated housing having nose cone and an aft end, the housing having a forward buoyant chamber for receiving an accelerometer. Aft of the buoyant...
5691957 Ocean acoustic tomography  
An acoustic tomography telemetry system and method allowing spatially averaged ocean temperatures to be measured in real-time. The system includes autonomous acoustic sources mounted on subsurface...
5665909 Free-fall, wire-guided hydrographic profiler  
A frame, freely-falling on a cable or wire, for transporting sensing and sampling equipment at a near constant velocity through a body of water, such as an ocean, lake or river. Said apparatus'...
5644077 Wave-powered ocean profiler  
An ocean profiler that utilizes ocean wave energy to provide power for repeated ascent and descent of an oceanographic instrument. In one embodiment the instrument assembly is provided with either...
5633460 Ocean environment monitoring system and method for controlling the same  
An ocean environment monitoring system has a sensor inside a sensor chamber provided with a pair of electrodes at the inlet port of the chamber and a pump for introducing seawater inside the...
5578751 Oceanographic sensor suite wet well system  
A wet well sensor system includes a housing member having a fluid inlet and fluid outlet, each formed in a wall of the housing member. A wet well member is positioned within the housing. The wet...
5219390 Slide holding sampler device  
A sampler device for supporting glass slides under water for the collection of plant and animal samples. The device comprises a frame having a top member, a bottom member, and left and right side...
5186049 Angular momentum and banking indicator acceleration-deceleration and grade indicator system  
Angular momentum and banking indicator and acceleration-deceleration and grade indicator for use on trucks, cranes, airplanes, and boats as a multipurpose sensor. A cylinder with a damping fluid...
5062120 Underwater frazil ice detector  
An underwater frazil ice detector is disclosed comprising channel means disposed underwater for moving water therethrough, means for drawing water through said channel means, screen means disposed...
5007285 Low cost drifter  
A low-cost floating drifter adapted to accurately follow near-surface ocean currents and transmit periodically to monitoring satellites data and position-determining information. Global tracking of...
5001926 Device for determining the vertical distance between two elements at unequal heights  
A device for measuring the pressure difference between the two ends of at least one flexible tube connecting together the positions occupied by two elements. In a preferred embodiment, to a summing...
4986121 Apparatus for measuring the vertical motion of a floating platform  
An apparatus and method for measuring the vertical motion of a floating platform e.g. a survey vessel, caused by wave action. The apparatus includes a sensor having three accelerometers (11,12,13)...
4953986 Air/sea temperature probe  
An air/sea temperature probe is disclosed which can be deployed from a moving ship to detect the temperature profile of the atmosphere and ocean beyond the thermal influence of a ship. The probe...
4932248 Method and device for measuring vertical movements in the absence of a fixed reference point  
A method and device are provided for measuring the vertical movements of a floating object, for example, in the absence of a fixed reference point. Using a differential pressure sensor, the...
4924698 Method and apparatus for remote monitoring of oceanographic conditions  
A method and apparatus for measuring profiles of ocean properties. The apparatus includes a stationary surface buoy to which a weight and cable are attached, the sensors traverse the cable by means...
4866985 Bucket wheel assembly for a flow measuring device  
A bucket wheel assembly for use in a flow measuring device is disclosed wh comprises a one-piece, lightweight molded plastic disk having a plurality of roughly conical cups connected to a central...
4854166 Lightweight wading rod for stream flow measurements  
A wading rod for use in measuring depth and current flow velocity in streams, rivers, and the like is disclosed which comprises a base, a lightweight, non-metallic main rod extending from the base...
4840062 Fiber optic current meter with plastic bucket wheel  
A current meter for measuring velocity in a moving fluid is disclosed which omprises a one-piece plastic bucket wheel retained by a yoke or other suspension device and a signal generating device...
4782697 Acoustic current meter  
An acoustic travel time flow meter, for use in measuring turbulent vector flow data, capable of extended deployment in which acoustic pulse generation and measurement are interleaved to conserve...
4780863 Removable power supply for an ocean bottom seismometer  
An apparatus for supplying the power requirements of an Ocean Bottom Seismometer is disclosed wherein the power supply is separate from the power consuming devices of an Ocean Bottom Seismometer...
4763537 Process for protecting electrochemical sensors from biofouling in an aquatic environment  
A process is described for protecting electrochemical sensors and the like from biofouling--the microbial colonization of sensor surfaces--in an aquatic environment. The process comprises creating...
4680961 System and method for ice movement detection in determination of ice breakup  
Method and system are provided for detecting and monitoring first ice movement in frozen rivers as an indicator of breakup progression to assist in forecasting the timing of a breakup event an...
4631956 Air deployed oceanographic mooring  
An Air Deployed Oceanographic Mooring when assembled for deployment has a multitude of components suitable for separation by explosive bolts upon deployment of the system. A parachute system is...
4593561 Fluid parameter measurement system  
A measurement system for collecting data relating to the total, partial or distributed flow of a river or like course is disclosed. A generally planar array of flow velocity sensors is erected...
4549177 Precision fathometer interface adaptor  
A precision fathometer interface adaptor for interfacing a shallow and a p water sonar with a computer operated survey system for a 20-line to 16-line data selector is coupled to a multiplexed...
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...
4543822 Electromagnetic shearflowmeter for remote oceanic applications  
An electromagnetic shearflowmeter for remote oceanic applications is disclosed, wherein a pair of housings, each having disposed therein an electric coil, are spaced to define an open cylinder...
4481517 Echometry device and method  
Devices and methods are disclosed for remote measurment of temperature (and velocity) profiles in a fluid medium (i.e., the atmosphere and/or oceans). Each device, herein called an echometer, and...
4480323 Remote self-contained undersea monitor  
A remote oceanographic data recording system which is self-contained batt operated and removably attachable to an external surface of a submerged hull without a need to penetrate said hull is...
4448068 Shallow water environmental/oceanographic measurement system  
A shallow water environmental/oceanographic measurement system for real time monitoring of specific parameters at a particular location. A three point moored buoy is anchored over the particular...
4446749 Aquatic specimen retrieval frame  
An aquatic specimen retrieval device includes a pair of collection nets, the open end of each being held by a hoop. The two hoops are hinged together and are closed in an abutting concentric...
4446542 Oceanographic measurement system  
An acoustic ocean measuring system is disclosed which uses measurements of sound intensity to locate and measure ocean anomalies. Several free-floating sound pulse emitting floats are placed in the...
4446370 Apparatus for detecting oil in water  
Apparatus for detecting oil in water. A plurality of oil sensors are maintained at selected positions in a body of water. Each sensor includes a limited wavelength light source for inducing...
4408488 Generalized drifting oceanographic sensor  
A generalized drifting oceanographic sensor (GDOS) is cast adrift in the oceanographic environment along a pre-programmed depth schedule. A variable buoyancy housing has one or more external...
4359285 Temperature measurement system  
In a temperature probe having a thermistor controlling the output frequency of an oscillator to effect a temperature-frequency conversion, and a remote measuring station having a frequency...
4347738 Oceanographic transducer  
A detector unit for investigation of fluid currents in conducting liquids, uch as sea water, for example, employs two similar metal electrodes in contact with the fluid, one exposed to the fluid...
4287763 Apparatus for concentrating and sampling substances from seawater  
Apparatus for obtaining a series of concentrated samples of dissolved, particulate or emulsified substances from seawater. A relatively large measured volume of seawater is pumped through each of a...
Matches 1 - 50 out of 135 1 2 3 >