Matches 201 - 250 out of 375 < 1 2 3 4 5 6 7 8 >
Match Document Document Title
6317041 Refuge bay monitoring system  
A refuge bay monitoring system including a radio system connected to a computer in an above-ground control room, and a controller connected to a radio system in a below-ground refuge bay or safe...
6302218 Signalling portable pressurized equipment assembly  
A portable fire extinguisher assembly includes a fire extinguisher with a tank containing fire extinguishing material, a valve for metering release of the fire extinguishing material, and a gauge...
6304176 Parasitically powered sensing device  
A parasitically powered remote sensing device for monitoring an industrial system. The device comprising a tuned transducer which converts stray energy emitted by the system into an electric...
6297734 Randomization of transmit time  
The present invention discloses an apparatus for randomizing the transmit time in a tag RFID communication system. The CRC calculation is implemented through the use of software stored in the...
6292108 Modular, wireless damage monitoring system for structures  
A structural monitoring system comprises a plurality of modular, battery powered data acquisition devices which transmit structural information to a central data collection and analysis device over...
6288641 Assembly, and associated method, for remotely monitoring a surveillance area  
An assembly, and an associated method, by which to remotely monitor a surveillance area. Wireless microphones are positioned at selected locations in the surveillance area, and signals generated by...
6288646 Allergen detection and air/asthma advice provision  
A novel air/asthma advice method and apparatus for providing air/asthma advice to an asthma patient, taking into consideration indoor allergen as well as outdoor air quality conditions, is...
6285281 Emergency marine locator system  
A fail safe marine locator system (10) for vessels (40) equipped with a marine radio (30) having a dial arrangement (32) for selecting an emergency broadcast frequency upon which a verbal distress...
6285289 Smoke detector wrist kidnapper alarm  
A self contained, wearable personal protection device that incorporates a silent security alarm feature, a smoke detector alarm feature and, optionally, the feature of providing the time of day to...
6281792 Firearm shot detection system and method of using the same  
The present invention involves a system and method for detecting a firearm shot. The system includes one or more sensors adapted to sense the firearm shot and transmit a signal representative of...
6259372 Self-powered wireless transducer  
A self-powered wireless transducer is disclosed for monitoring external physical conditions, such as excessive vibrations in a bearing. The transducer includes an energy conversion source, such as...
6252501 Message repeating apparatus and method  
A multi-processor communication system includes a plurality of processors in bidirectional communication with one another. One processor can transmit a message to an intended recipient. The message...
6243027 System correlating the route of travel of an emergency vehicle with a railroad crossing  
A system for correlating the route of travel of an emergency vehicle with a railroad crossing by, when the crossing is blocked, sensing the presence of a train and communicating between the...
6232883 Water alert system  
A water activated power supply for signaling a control device of a detection of a body of water or other ionized liquid, and for triggering a bistate device upon the detection of a body of water or...
6229449 Detector apparatus  
A detector apparatus is disclosed for emitting a warning alarm signal in response to the presence of a hazardous condition within at least one room of a building having a plurality of rooms. The...
6225900 Buoyant accessory device for spas  
A buoyant accessory device 10 for use in a spa 100 and in conjunction with a remote piece of audio equipment 200 to produce a stereophonic effect within the spa 100. The device 10 comprises a...
6198390 Self-locating remote monitoring systems  
A personal alarm system remote unit (602) includes a navigational receiver (606) for receiving navigational information, a demodulator (608) for demodulating the received navigational information,...
6184787 Overhead garage door position monitoring system  
Overhead garage door position monitoring systems including one or more smoke detector sensors, carbon monoxide sensors, thermal sensors and/or magnetic sensors to measure the smoke concentration...
6157303 Water safety portable transmitter and receiver  
The present invention relates to a portable water safety monitoring device including a transmitter to be worn on a person, and a base station for monitoring any transmission from the transmitter...
6130615 Swimming pool alarm system  
A swimming pool alarm system including a plurality of motion sensors positioned around a periphery of a swimming pool in a spaced relationship. The plurality of motion sensors generate a sensor...
6127937 System and method for monitoring environmental conditions inside a granulated pile  
System and method for monitoring of environmental conditions, such as temperature, humidity and pressure, inside a granulated material pile, particularly piles of fertilizer, at production and...
6127930 Motion responsive swimming pool safety mat  
An automatically inflatable mattress adapted to rest on a bottom of a swimming pool in its deflated position and inflates using compressed air pumped through air inflation lines that are coiled...
6124784 Occupant protection and signal apparatus and method  
An occupant protection and signal apparatus (10) that is for a vehicle (12) has an air bag module (18). The air bag module (18) includes an inflatable air bag (20) and an inflation fluid source...
6118386 Quaker--alerter w/radio-advisory and modular options  
An improved safety related compact hand-portable apparatus for home or office use, EQ-Alert™ is ceiling or shelf mountable, activating upon sensing a minimum-threshold earthquake preferably of...
6111510 Method of drowning detection  
The disclosed invention, a method of drowning detection, comprising the utilization of inherent sound waves emitted from a living person. A Central Processing Unit (CPU) detects a first event; the...
6104297 Corona discharge detection system  
A corona discharge detection device comprising an optical sensor for generating an electrical signal in response to the detection of ultraviolet radiation in a prescribed range. The detection...
6104298 Roof moisture detection assembly  
A roof moisture detection assembly includes an imaging system for obtaining thermal and visible images of a roof surface, an imaging system support ructure for mounting the imaging system in a...
6091331 Emergency worker and fireman's dual emergency warning system  
A self-contained breathing apparatus (SCBA) with a personal alert safety system (PASS) having a tank of breathing gas serving a first stage regulator connected to a mask having a demand regulator....
6091327 System for surveillance  
A system for surveillance of, and taking measures in respect of, phenomena that are observable. The system includes at least one information center with associated cells that can be divided into...
6087938 Outdoor intrusion detector  
An intrusion detection assembly including an intrusion detector including an inner housing, a detector disposed within the inner housing and a lens for focusing light from outside the inner housing...
6084522 Temperature sensing wireless smoke detector  
A wireless integrated smoke detector and temperature monitoring device. The device comprises a photoelectric sensor for determining the presence of smoke, thermistor for providing a temperature...
6078255 System for logging premises hazard inspections  
A floor safety inspection system uses computer technology to document floor safety walk-around inspection tours by employees and to report the results remotely. Electronic encoding devices...
6075447 Smoke detecting christmas tree ornament system  
A smoke detection system is provided including a plurality of smoke detector units each having a casing, an outlet cable, and an input cable. The cables of the smoke detector units are each...
6072384 Bed wetting prevention system  
A system for assisting in the prevention of bed wetting. The bed wetting prevention system includes a device that produces an alarm to wake the child at intervals during the night. The alarm device...
6064309 Swimming pool drowning prevention system  
A swimming pool drowning prevention safety system. The swimming pool drowning prevention safety system comprises: an article wearable by a person, a radio frequency transmitting device coupled to...
6057769 Intelligent alarm system with snow sensor  
The intelligent alarm system of the present invention provides a reliable, low cost system for alerting a user to the presence of snow outside of a building. The system includes a sensor and an...
6057759 Marine personnel monitoring, overboard detection, alert and rescue system  
A system for detecting and locating overboard personnel of a vessel. The system includes a plurality of transmitter units and an onboard receiver. A transmitter is assigned to be worn by each...
6031455 Method and apparatus for monitoring environmental conditions in a communication system  
A method and apparatus for monitoring and processing environmental conditions within a wireless communication system is accomplished when a subscriber (22), or group of subscribers, sense an...
6028522 System for monitoring the light level around an ATM  
The present invention is generally directed to a system and method for monitoring the level of light surrounding an automatic teller machine (ATM). In accordance with one aspect of the invention, a...
6028525 Wireless level switch  
This invention relates to a tilt switch, which when activated sends signals to a wireless remote receiver. The receiver will alert the human operator and/or execute a process or any programmed action.
6025788 Integrated local or remote control liquid gas leak detection and shut-off system  
A novel system for detecting liquid and/or gas leaks and automatically shutting off the source of the liquid and/or gas leak. The system includes electronically detecting undesirable liquid and/or...
6023223 Early warning detection and notification network for environmental conditions  
An early warning detection and notification network for monitoring environmental conditions comprising a plurality of remotely located environmental sensors having a communications uplink to one or...
5986548 Radio-linked intrusion alarm system  
A movement detector situated within a portable housing is coupled to an access to an entity. The movement detector generates a movement signal upon the vibration or moving of the movement detector....
5969608 Magneto-inductive seismic fence  
An intrusion detector has buried sensor modules arranged along a perimeter o sense seismic vibrations caused by intrusions within the area defined by the perimeter. The sensor modules transmit data...
5945912 Ocean safe  
A rescue system is provided including a transmitter housing and a recovery assembly including a transmitter situated within an interior space of the transmitter housing. The transmitter is adapted...
5917413 Water entry alarm system which protects against false triggering and method therefor  
A high sensitive water entry alarm system which prevents outside noise from falsely triggering the alarm system. A transmitter generates ultrasonic timed acoustic bursts at a fixed frequency when...
5914656 Environmental condition detector transmitter interface  
A transmitter interface board for integration with a conventional environmental condition detector (such as a smoke detector, carbon monoxide detector etc.), for transmitting information on the...
5912624 Infant's sleep time monitor  
A framework is adapted to connect to a top of an infant's crib. A plurality of carbon dioxide detectors are attached to the framework. The carbon dioxide detectors are decorated for viewing...
5907281 Swimmer location monitor  
A system is disclosed for locating swimmers who could be in danger of drowning, as determined by preset parameters such as the time duration that they remain at a depth where breathing is...
5905438 Remote detecting system and method  
A system for detecting the existence of a hazardous condition in an area includes a number of battery-powered detecting units whereby each detecting unit is respectively located within a zone...
Matches 201 - 250 out of 375 < 1 2 3 4 5 6 7 8 >