Matches 1 - 50 out of 339 1 2 3 4 5 6 7 >
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...
7516024 Method and apparatus for measuring parameters of a stratified flow  
Various methods are described for measuring parameters of a stratified flow using at least one spatial array of sensors disposed at different axial locations along the pipe. Each of the sensors...
7493820 Gas pump filter optimization and alarm system with GPS and web enabled monitoring  
An apparatus for monitoring fuel filter performance and transmitting performance information. The performance information may be transmitted wirelessly to a computer or a wireless telephone and...
7477837 Liquid flow sensor  
A flow detection sensor has a manifold with an inlet on a bottom surface and an outlet on a side surface. A movable partial blockage rests near the bottom surface of the manifold and is movable...
7477836 Tankless water heater  
A tankless water heater includes a sensitive flow sensor that has a magnetic sensor and a plunger with an imbedded magnet. The plunger is configured to lift in a direction of the magnetic sensor in...
7460013 Remotely actuated flood free zone valve  
A remotely-actuated residential water supply cut-off system is disclosed. A remotely-actuated cut-off valve interposed in a residential water line downstream of a pressure-reducing valve. An...
7456751 Electronic apparatus and method of cooling the electronic apparatus  
An electronic apparatus includes a housing, a first heat-generating member provided in the housing, a heat-radiating member thermally connected to the first heat-generating member, a first fan...
7414536 Valve mounted bottom out sensor  
A sensor for attachment to an inflatable air cell cushion to detect a change in immersion depth and bottoming out of the user seated on the cushion. The sensor includes an airflow conduit for...
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...
7376522 Method and system for determining the direction of fluid flow  
In an exemplary implementation of a method and system for determining the direction of fluid flow, one or more sound transducers are positioned in proximity to a conduit, each such sound transducer...
7358860 Method and apparatus to monitor and detect cryogenic liquefied gas leaks  
Embodiments of the invention provide a method, article of manufacture, and system of detecting a cryogenic leak. In one embodiment, the method includes calibrating an infrared camera by detecting...
7349813 Fault tolerant power system architecture for fluid flow measurement systems  
To provide a fault-tolerant architecture to supply electrical operating power in fluid flow measurement applications, apparatus and associated systems, computer program products, and methods...
7345589 Concrete wetting alarm system  
At least one embodiment of the inventive technology claimed herein seeks to reduce the risk of the excessive admixing of water during a concrete wetting operation by providing a system that alerts,...
7343261 Underwater sensor transmitter probe  
An electronic apparatus for measuring water speed and water temperature then periodically transmitting said data during controlled depth fishing wherein an underwater probe is secured to and...
7342504 Monitoring system and method  
A monitoring system includes one or more monitoring devices, positioned in sewer manholes, storm drains, etc., and a remote monitoring station that communicates wirelessly therewith. The monitoring...
7317402 Alarm in a device for dispensing volatile anesthetics  
An alarm is associated with a device for dispensing volatile anesthetics. The alarm and device is designed such that an alarm is triggered whenever the operating voltage is interrupted and an...
7310046 Method for eliminating reading errors in a non-contact microwave solids flow meter  
Method for eliminating or reducing reading errors of a non-contact microwave solids flow meter measuring solid particulate flow. The method is particularly suitable for calibration procedures prior...
7298280 Lighted fluid flow indication apparatus  
A fluid flow indication apparatus is provided for monitoring and giving an indication of fluid flow.
7253743 Techniques for identifying when to change an air filter  
A method is performed in an electronic system having (i) hardware configured to perform electronic operations and (ii) an air filter configured to remove contamination from an air stream that cools...
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...
7193233 Variable area flow rate meter using optical sensing of float position in the duct  
A flowmeter has a variable area, vertically-oriented duct through which flows fluid whose flow rate is to be determined. A float in the duct assumes a position in the duct that depends on the flow...
7190275 Drip rate monitor for intravenous infusion set  
An apparatus for monitoring the drip rate of an infusion fluid being administered by an intravenous infusion set comprising a housing, drop sensor, alarm and processor. The housing is attachable to...
7168333 Monitoring system for pressurized container  
A system and method of monitoring a pressurized container having an auxiliary device are provided. The system includes a sensor operable to provide a signal representative of at least one operating...
7167097 Blood donation device  
A blood donation device with a receptacle for a blood donation container and a control section at which utensils required by the operator can be accommodated and/or by means of which parameters of...
7129847 Detector with dust filter and airflow monitor  
A device for monitoring changes in airflow rates through detector dust filters in addition to assessing air for alarm indicators, including smoke, heat, gas, and relative humidity, is provided. A...
7098779 Method of providing notification of an air intake restriction  
Notification of an air intake restriction is provided for an internal combustion engine ( 101 ). Readings from one or more air pressure sensors ( 117, 119 ) utilized with an internal combustion...
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...
7089932 Respiration monitoring equipment  
Respiration monitoring equipment comprises, in one embodiment, a medical face mask ( 2 ), adapted to be located adjacent, or to cover a patient's nostrils and/or mouth; a transducer ( 7 ) adapted...
7084778 Ammonia flow alarm and method therefor  
A sensor system for monitoring cryogenic gas flow through a tube/pipe has at least one sensor coupled to the tube/piping. An alarm circuit is coupled to the sensor for receiving measurement signals...
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...
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...
7030767 Water leak mitigation system  
A liquid flow mitigation system comprising a systems interface, a liquid arresting mechanism operable to impede flow of a liquid, a control device operable to produce an input to the systems...
7023337 Spray gun control operator interface  
A monitoring system that permits an operator to observe on a visual display operating data for a plurality of dispensing devices. These data displays are visual representations based on signals...
6995677 Apparatus and methods for monitoring pipelines  
A system for monitoring at least one parameter of interest relating to a flow conduit having a through passage and a fluid flow therein comprises at least one measurement station coupled to the...
6992569 Safety shutdown system  
A safety shutdown system is provided for use with a fluid delivery system, such as used on a delivery vehicle. The safety shutdown system includes a plurality of sensors for sensing characteristics...
6954144 Water pit transmitter assembly  
A water pit transponder assembly includes a housing with multiple sections including top, main and bottom sections snap latched together connected to a water meter. A circuit board transponder in...
6943690 Flow verification mechanism  
A flow verification sensor apparatus ( 30 ) is used with a constant volume pump ( 11 ) that pumps a liquid product ( 13 ) from a container ( 12 ). A plummet ( 32 ) is positioned in a flow tube ( 31...
6940409 Fluid flow detector  
A method and apparatus for monitoring fluid flow in a pipe or at an exit of the pipe and detecting a fault. The system includes an acoustic generator which is activated by the fluid flowing in the...
6938455 Grease supply confirming device and method  
A grease supply confirming device confirming the supply of a grease into a bearing, according to the present invention includes a detecting member an elastic supporting member and a movable body....
6919809 Optimization of building ventilation by system and zone level action  
A method of selecting a ventilation control strategy from among a plurality of ventilation control strategies. The method comprises the steps of: determining if a CO 2 signal is present and valid;...
6914532 Method and apparatus for alarm verification in a ventilation system  
Method and apparatus for testing the operation of an alarm for a ventilated enclosure, such as a fume hood or bio-safety cabinet. Flow of gas being exhausted from the enclosure may be adjusted to a...
6894620 Method and device for monitoring the service life of a filter  
A method of monitoring the service life of a filter ( 1 ) in a filter system equipped with a fan, in particular a filter ( 1 ) in an air conditioning system of a motor vehicle, the instantaneous...
6891477 Apparatus and methods for remote monitoring of flow conduits  
A system for monitoring at least one parameter of interest relating to a flow conduit having a through passage and a fluid flow therein comprises at least one measurement station coupled to the...
6885306 Capacitive sensing monitor and method therefore  
A monitor for monitoring presence or absence of a liquid product in a system for pumping the liquid product from a supply through tubing. A capacitive sensor is coupled to the outside of the tubing...
6876304 Method and system for monitoring the thermal status of a card shelf  
A method for monitoring the operating temperature of an item on a card shelf having a plurality of discrete electronic cards includes receiving a measured temperature for an item on a card shelf...
6850164 Air leak detection system and method  
A system and method are provided for detecting leaks between a door and a primary seal of a vehicle. The system includes a mist generator that generates a mist and an illuminating device for...
6842117 System and method for monitoring and indicating a condition of a filter element in a fluid delivery system  
A filter condition sensing circuit includes current and voltage sensors and a data processor. The current and voltage sensors produce signals indicating magnitudes of electrical current and...
Matches 1 - 50 out of 339 1 2 3 4 5 6 7 >