Matches 151 - 200 out of 387 < 1 2 3 4 5 6 7 8 >
Match Document Document Title
6492907 Detector system  
A smoke detector apparatus that provides a generally continuous supply of electrical power to a smoke detector unit. The apparatus provides flexibility in locating the detector unit while still...
6486797 Turbo flare hazard maker  
A highway hazard marker is housed within a disc shaped high impact plastic housing, an upper portion of which is transparent. A plurality of LEDs are circularly disposed proximal to the side of the...
6480113 Water level alarm  
An alarm system comprising a housing, a float, a battery compartment, a speaker and an alarm where the housing can be connected to the side wall of any container by a suction device fixedly engaged...
6459379 Earthquake-alarm device  
An earthquake-alarm device has a housing, an upper metal plate, a lower metal plate, a contacting device, an alarm and a power supply. The lower metal plate is attached to the housing below the...
6452496 Radio frequency identification devices and a method of determining a communication range  
This invention provides radio frequency identification devices, wireless communication systems, communication methods, methods of forming a radio frequency identification device, methods of testing...
6448897 Fuse assembly having a warning or indicating device  
A fuse device includes two prongs secured in a casing, and a fuse member secured between the prongs. An indicating device is electrically coupled to the prongs or to the fuse member for generating...
6441731 Alarm transmission apparatus  
A portable alarm system in which the alarm functions are contained within a portable enclosure, communication is maintained between the alarm system and wireless security devices, and the alarm is...
6426704 Modular upgradable solid state light source for traffic control  
A modular solid state light apparatus ideally suited for use in traffic control signals. Current state of the art solid state signals are sealed units which fit into existing signal cases once the...
6424821 Working machine and its communication method  
A working machine includes a cutting machine, a tool holder which can be installed to or removed from the spindle of the cutting machine, a transmission and reception mechanism installed in the...
6395373 Label/tag with embedded signaling device and method and apparatus for making and using  
A webstock device for providing a signaling function while being relatively camouflaged includes sheet-like webstock material, a cavity in the webstock material, a signaling device at least partly...
6392549 Portable mosquito repelling/killing device  
A portable mosquito repelling/killing device, it has a box convenient for carrying; a power source provided by dry batteries or provided by inserting the plug seat on the box in an A.C. current...
6384730 Eye-protective alarm  
Eye-protective alarm. When a user reads, writes or keys with a computer, the photosensitive resistor of the alarm can sense the illumination of the environment and detect insufficient safe visual...
6384735 Device for signaling conditions for electrical machines  
The invention relates to a signaling device ( 1 ), in particular for industrial purposes, composed of several, at least two optical and/or acoustic signal transmitters, that are arranged...
6380860 Portable wireless cellular fire alarm system apparatus and method  
A portable wireless cellular fire alarm system is completely contained in a single rugged readily transportable suitcase. It is completely wireless and stores all components in the suitcase when...
6373384 Inflatable security device  
A deterrent device comprises a portable container having a cavity disposed therein and an actuator mechanism disposed within the cavity. An inflatable deterrent extends outwardly from the actuator...
6362741 Leak detector  
A portable leak detector includes a housing having an inlet and an outlet each in fluid communication between an interior and an exterior of the housing. A gas sensor, having a property that...
6353395 Interconnectable detector with local alarm indicator  
A low power local alarm indicating system for interconnectable detectors enables a viewer to, after the fact, determine which detector or detectors had previously gone into a local alarm. An alarm...
6351982 Housing for a flammable gas detector  
A housing for flammable gas detector comprises a housing body and a flame arrestor element ( 14 and 15 ). The housing body has an aperture ( 27 ) in which the flame arrestor element is located...
6351210 Seat belt usage indicating device  
A seat belt usage indicating device for indicating that a male portion of a seat belt is engaging a female portion of a seat belt buckle. The seat belt usage indicating device includes a housing....
6346885 Method and apparatus for a livestock data collection and management system  
A portable radio frequency identification reader for collecting livestock information. The reader includes an infrared switch, multi-colored status lights, and audio feedback from a host computer...
6337632 Sump pump and moisture alarm  
A self-contained apparatus which will detect the presence of moisture at floor level—such as on a basement floor—or below floor level—such as the level of water in a sump. The apparatus is...
6329907 Emergency power system for traffic control signals  
An emergency power station for traffic signal controllers having a general utility power supply, the emergency power station having a small footprint cabinet containing a fuel supply in a lowermost...
6329920 Apparatus and method for reading radio frequency identification transponders used for livestock identification and data collection  
A portable, durable, easy-to-use, safety-oriented, long-life apparatus for reading radio frequency identification transponders is described. This apparatus is well-suited for use in connection with...
6320505 Video cassette reminder system  
A video cassette reminder system that provides storage for viewed video cassettes with a signaling system as a reminder that the rented video(s) is due to be returned. The video cassette reminder...
6317054 Fire alarm  
A fire warning device includes detachably connectable shell parts (1,2) which when brought together are mutually united to form a shell or casing (3) which houses a fire sensor (20), alarm emitter...
6317053 Switch cabinet with a fire extinguishing system  
A switch cabinet is provided for protection of servers and other highly sensitive computer devices or miscellaneous equipment. The cabinet is configured as a protection cabinet with an interior...
6307478 Multi-zone gas detection system  
A gas detection system for use in multiple zones. The system includes a plurality of gas sensor assemblies, a central control, and an alarm. The alarm includes a plurality of indicator lights that...
6285287 Alarm device  
A alarm device for warding off an imminent attack by generating loud warning sounds and generating attention. The alarm device includes a housing including a front wall, a back wall, a pair of side...
6281800 Personal security backpack  
A personal security backpack emits audio alarm signals for attracting attention to a crime scene or crisis situation powered by a portable battery pack and contained within a separate, readily...
6271763 Audible and audible-visible alarms with interchangeable cover  
The bases of an audible alarm unit and an audible/visible alarm unit are configured to be used interchangeably with a single cover. The cover has an opening that receives a projecting wall portion...
6262665 Four--states warning switch  
The four-states warning switch is a special warning device of exceptional features. One of these features, allows the user to send an initial signal, in case he only suspects that he may be...
6259787 Telephone alarm and monitoring method and apparatus  
A method and apparatus for activating a telephone so as to automatically connect to another telephone wherein the activation of the telephone is by means of electrical power delivered by the action...
6259363 Detector removal signalling device  
A signalling device applies a pulsating signal to supply lines when a head is removed from a base. A monitoring system includes a plurality of such signalling devices and is responsive to the...
6252498 Tire pressure detecting system for a vehicle  
A pressure detector system for vehicle tires, within each tire, a pressure detector/transducer for sending a signal reflecting a under-inflation condition in the tire, receiving antennas, placed...
6239723 Encapsulated installation  
An encapsulated installation, in particular a switching installation for high or medium voltage, includes a plurality of sensors located in an interior of an encapsulation. A central monitoring...
6239691 Flashing light assembly for use on a portable, traffic-control, safety sign  
A flashing light assembly for use on a portable, traffic-control, safety sign includes a bracket which allows the light assembly to be fastened to the safety sign without the need for special...
6229450 Power interruption monitoring apparatus  
Apparatus for monitoring interruptions in utility power that includes a utility power plug for connection to a utility wall socket to provide a signal indicative of loss of utility power. A counter...
6225908 Double-layer container equipped with temperature warning device  
A double-layer container equipped with temperature warning device comprises a double-layer container and a temperature sensor device, wherein the temperature sensor device is disposed in a...
6208261 Use of visual building alarm system to display public information to building visitors  
A public building alarm system for displaying information relating to potential alarm conditions within or about a public building area, employs an alarm condition display screen for informing a...
6208262 Floor condition sensor  
A floor sensor assembly includes a receptacle having at least one first electrical contact and a first substantially flat surface partially defining a floor surface. A sensor device is detachably...
6198398 Soil moisture monitoring device  
A moisture monitoring device, for use in monitoring the soil moisture level of a potted plant, comprising a tubular housing having a proximal end and a distal end. A moisture sensor is located at...
6195002 Alarms for monitoring operation of sensors in a fire-suppression system  
Alarms for testing sensors, particularly those used in fire-suppression systems, are described. In one aspect of the invention, the alarm includes an audio and/or a visual indicator operably...
6191691 Refuse bin fitted with a transponder  
A bin for collecting refuse, the bin comprising a container having a transponder secured thereto by fixing means. The fixing means are arranged to come into direct contact with the transponder.
6181244 Construction site portable monitoring system  
A portable monitoring system for use at sites, such as construction sites, is provided. The portable monitoring system can provide enhanced security at such sites and may be quickly set up and...
6175309 270 degree motion sensor  
The present invention concerns a motion sensor for use with a light. The device includes a housing having an outer edge and an interior space in which a plurality of sensors are located. The...
6163268 Information processing system using portable terminal unit and data communication adapter therefor  
In an information processing system having a portable terminal unit, such as a hand-held computer, driven by a rechargeable battery and a data communication adaptor for enabling communication...
6160483 Composite battery-transmitter  
A composite battery-transmitter for use in powering an electronic device has a set of terminals, a battery, a radio transmitter, and current sensing circuitry housed within a casing which is in the...
6157312 Appliance for integrating multiple forms of communication  
A communication appliance with a desktop unit and a secondary unit. The desktop unit includes an outer casing, bottom feet, openings in the outer casing for control elements, a plurality of...
6154130 Portable room security system  
A portable room safety security system for use in hotel rooms, apartments, vehicles having sleeping areas (such as motor homes, RV's, trailers, etc.) and the like. The system integrates into a...
6147595 Structure of buzzer  
A buzzer, which includes a casing, a diaphragm supported on an upright annular supporting flange inside the casing, and a circuit board mounted within the casing and electrically connected to the...
Matches 151 - 200 out of 387 < 1 2 3 4 5 6 7 8 >