Resources Contact Us Home
Location marker

Image Number 10 for United States Patent #5400008.

A location marker includes a casing, a switch assembly and a lens enclosing a flashable strobe lamp. The location marker is powered by batteries and an electronic circuit that converts the battery voltage to a trigger voltage for illumination of the strobe lamp. The switch assembly is non-intrusive and maintains water tight integrity inside the casing. The switch assembly futher includes a magnetically operable switch for selectively connecting and disconnecting two pairs of terminals. An R.F. transmitting location marker is also employed using a transmitter circuit and an antenna.

  Recently Added Patents
Maintenance guidance display device, maintenance guidance display method, and maintenance guidance display program
Fabricated leaf tea products
Low cost mesh network capability
Portable electronic device holder and tether
Apparatus and method for information processing, program, and recording medium
Method of enhancing corrosion resistance of hollow vessels
  Randomly Featured Patents
Therapeutic application of a thienycyclohexylamine derivative
Door viewer plug
Integral forming die system for superplastic metal forming
Multiple portion recloseable package
Systems and methods for a multicarrier modulation system with a variable margin
Method of three-dimensionally culturing chondrocytes
Dynamic economic load dispatch by applying dynamic programming to a genetic algorithm
Method for checking the operativeness of a tank-ventilation valve of a tank-ventilation system
Multiprocessor programmable interrupt controller system adapted to functional redundancy checking processor systems
Boot for shod animal's hooves