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Match Document Document Title
RE40933 Apparatus for flow detection, measurement and control and method for use of same  
A flow sensor having an inlet and an outlet comprising: a plate moving in response to fluid flow therethrough, being displaced further as flow increases; a sensor for determining moving plate's...
7592921 Apparatus for flow detection, measurement and control and method for use of same  
A system for distinguishing between a fire sprinkler water flow and a domestic use water flow by supplying water to a dwelling through a multipurpose piping system to at least one domestic use and...
7557722 Enclosure for a wastewater fluid level sensing and control system  
An enclosure for a wastewater fluid level sensing and control system is provided. The enclosure for a control panel of the system may comprise a housing and a non-opaque door. Audible and/or...
7542866 Threshold setting for a radar level transmitter  
Disclosed is a method and apparatus for setting threshold values for use by a radar level transmitter to detect reflected wave pulses corresponding to portions of a transmitted microwave pulse...
7508312 Apparatus and method for determining a fluid level within an enclosed container  
A method and apparatus for determining a fluid level within an enclosed housing. The present invention provides an enclosed housing having a dynamic fluid level contained therein. The apparatus...
7492272 High liquid alarm system  
A high liquid alarm system for use in detecting the presence of water and oil in water present in a confined space is disclosed. In one implementation, the system includes an optical sensor capable...
7486179 Low-level oil sensor  
A low fluid sensor for an internal combustion engine. The sensor includes a base with helically threaded post and a float slidably mounted on the post. The float rotates about the post as it moves...
7483795 Pressure and temperature compensation algorithm for use with a piezo-resistive strain gauge type pressure sensor  
A method of determining a temperature and a pressure in a tank is provided. The method comprises the steps of obtaining sensor data and calculating coefficients. Then, a bridge resistance is...
7482939 Electrical drop surveillance  
The present invention provides a method, an apparatus and a computer program to detect the liquid leakage of a liquid transfer device. In particular, the present invention is directed to a method,...
7476310 Fuel filter for diesel engines with high pressure direct injection of common rail type and the like  
Fuel filter for diesel engines with high pressure direct injection of common rail type and the like, comprising an outer casing provided with a fuel inlet conduit ( 3 ) and an outlet conduit ( 4 ),...
7471208 Process for continuously monitoring a fluid storage system using synchronized sensors  
A process for monitoring a fluid storage system using a vessel for storing the fluid and a detection apparatus using synchronized sensors for monitoring and measuring state properties of the fluid...
7471207 Wastewater fluid level sensing and control system  
A wastewater fluid level sensing and control system is provided. The system comprises a control panel, a reservoir, at least one pump and a fluid level sensing device. The control panel comprises a...
7471206 Float assembly light indicator for Christmas tree stand  
A float assembly light indicator for use in detecting water levels within a container, such as a Christmas tree stand, includes a float housing having multiple float switches therein and are...
7423542 Water detection sensing system  
A water detection signal generator includes a water-sensing member with a first surface which is movable from a first position to a second position upon contact with water by the sensing member. A...
7423541 Excessive product usage detection using a level monitoring system  
A system for detecting excessive usage of product in a storage tank is provided. The system comprises a monitor and a data center. The monitor is operatively coupled to the tank for monitoring a...
7417552 Flood alarm  
A flood alarm is disclosed. In an illustrative embodiment, the flood alarm includes a float assembly and a telephone system interface module connected to the float assembly. A method of indicating...
7405670 Method and system for detecting and isolating stray voltage  
A stray voltage detection and reduction system. The stray voltage detection portion of the system includes a vessel configured to hold a liquid, such as water. An electrode is suspended in the...
7369055 Water softener monitoring system  
A system for monitoring the level or amount of a material within a container is provided. The system includes a detection mechanism that can be a direct detection mechanism or any of a number of...
7327272 Apparatus for determining and/or monitoring a process variable  
An apparatus for determining and/or monitoring at least one process variable of a medium in a container. The apparatus has at least one mechanically oscillatable unit unit which produces a...
7319401 Radar level gauge system with variable alarm limits  
A radar level gauge system for determining the filling level of a filling material in a tank is disclosed. The system comprises a transmitter for transmitting measuring signals towards the surface...
7307538 Pump connector system  
A single pump control unit can be coupled to first and second float switches and a pump for purposes of removing fluid from a region such as a sump. A supplemental set of contacts can be provided...
7304583 Device for detecting a defined filling level of a medium in a container  
An apparatus for detecting a predefined fill level of a medium in a container having a lid by means of a conductive measuring system, which has at least two measuring electrodes extending into the...
7298281 System and method for verifying installation of a tank level monitor  
A system and method of verifying the installation and data path used by a tank level monitor is provided. Once an installer completes the installation of the tank level monitor, the monitor is...
7298280 Lighted fluid flow indication apparatus  
A fluid flow indication apparatus is provided for monitoring and giving an indication of fluid flow.
7298278 Automatic delivery/drain detection using a level monitoring system  
A system for monitoring a level of product in a tank to detect one of a delivery and a drain operation is provided. The system comprises a monitor and a data center. The monitor is operably coupled...
7295126 Perforated plane moisture sensor  
A moisture sensing apparatus, system and method. In general, a surface can be provided, and one or more conductor pairs located in a plane of the surface. Each conductor of the conductor pair(s) is...
7295125 Multi-sensor baby care monitoring system  
A multi-sensor baby care monitoring system includes a wetness sensor configured to generate a first signal relating to an occurrence of a wetness event relative to a wetness containment device,...
7265677 External device indicating that a tank is filled up  
System for indicating when a tank is full. The system includes a signal and control box. A container is connected to the tank. The container has a base, a float, an upper portion, and a lower...
7250857 Multiplexer method and system for intrinsically safe applications and a multiplexer switch for use therein  
A multiplexing system is provided for a plurality of sensors disposed in a tank containing a potentially explosive environment and excited from a common excitation circuit outside of the tank...
7239246 System and method for detecting water leakage  
A 3D liquid detection sensor, liquid-sensitive building material, and liquid detection systems have been provided. The 3D sensor comprises a 3D liquid detection field and an electrical connector to...
7233252 Method and system of sewer scanning for water conservation  
Method of monitoring water conservation in an apartment complex by positioning infrared cameras with motion sensors in the clean outs of the waste water discharge lines leading to public sewer...
7221282 Wireless wastewater system monitoring apparatus and method of use  
A wireless wastewater system monitoring apparatus generally comprising a processor/transceiver unit, housed within a synthetic protective enclosure formed outside of the wastewater system, and a...
7221281 Apparatus for flow detection, measurement and control and method for use of same  
A flow sensor having an inlet and an outlet comprising: a plate moving in response to fluid flow therethrough, being displaced further as flow increases; a sensor for determining moving plate's...
7199388 Liquid level detecting device  
The present invention aims at attaining a liquid surface level detecting apparatus, which can be used in various detection targets and usage environments without selecting a detection target, can...
7191072 Pressure and temperature measurement of a piezo-resistive device using differential channel of a ratiometric analog to digital converter  
A temperature and pressure measuring circuit is provided. The circuit comprises an uncompensated pressure transducer, an analog-to-digital converter, a reference resistive device, and first and...
7182017 Beverage server with beverage detector  
Disclosed is a conductivity detector assembly for use with a beverage preparation apparatus as well as a hot water dispensing apparatus. The conductivity detecting assembly includes a...
7161492 Mechanical self-cleaning probe via a jiggler  
A device, having a container for holding a fluid moving therein and a conductance probe installed therein for providing a conductance signal indicating whether it is in contact with the fluid,...
7158039 Liquid leakage sensor and liquid leakage detecting system  
Among plural liquid leakage sensors placed at the lower most portion of a system such as a floor surface, a leaked liquid storing portion, etc., an error-activated location of the sensor can be...
7151459 Wastewater fluid level sensing and control system  
A wastewater fluid level sensing and control system is provided. The system comprises a control panel, a reservoir, at least one pump and a fluid level sensing device. The control panel comprises a...
7145465 Liquid level sensor having a virtual ring  
A liquid level sensor for conductive liquids having a virtual bias ring to prevent false “full” indications. The sensor is an inexpensive conductive probe that can be installed in any tank or...
7135981 Fuel level variation detector for marine vehicle  
A signaling device for a marine vehicle having a fuel tank, a fuel level value detected in the fuel tank, and a blower to evacuate fuel fumes. The signaling device comprises: a fuel level variation...
7129832 High/low level alarm controller  
A high/low level alarm controller having ability to interface with level sensing equipment and instrumentation in a manner that isolates the controller from downstream components is presented. The...
7126486 Method and apparatus for moisture detection in exterior sheathing of residential and commercial buildings  
An automated device monitors moisture content in exterior sheathing of a building for detecting moisture intrusion into the sheathing walls. A plurality of moisture sensors are embedded in selected...
7119699 Liquid sensor device, system and method  
A liquid sensor device, system and method depends on the structural deformation of a trigger material in contact with a liquid, such as water, to convert potential energy of a resilient material to...
7095330 Disposable liquid level sensor having a virtual ring  
A liquid level sensor for standard bottles containing highly viscous materials such as gels so that the bottles may be inserted into an appliance to alert a user when the bottle is empty. The...
7091868 Portable liquid level detector  
A portable liquid level detector. The detector comprises a portable casing, a power supply unit disposed in the portable casing, a sensing device coupled to the power supply unit to sense a...
7079037 System and method for indicating liquid level condition  
An indicator for displaying either low liquid level or satisfactory liquid level conditions within a tank includes a sensor for detecting the liquid level conditions, a photodetector for detecting...
7068175 Water level warning device  
A water level warning device for use in conjunction with a bathtub or a sink, for audibly warning a user when the water flowing into the bathtub or sink has reached a predetermined level. The...
7061387 Measurement instrument, especially for level or pressure measurement with speech assistance  
The invention relates to a measurement instrument, especially for level and pressure measurement with a controller ( 9 ), which is connected to a memory unit ( 8 ), an input unit ( 11 ), and also...
7057507 Flood detection and alarm system  
A system for monitoring leaks in dwellings that includes a sensor which detects water flow. The system determines that a leak is occurring when water has flowed through a water line for longer than...
Matches 1 - 50 out of 425 1 2 3 4 5 6 7 8 9 >