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
Biomarker for Barrett's Oesophagus
Technology for managing traffic via dual homed connections in communication networks
Managing job execution
Methods and systems for presenting an inhalation experience
Die seal ring
Flash multi-level threshold distribution scheme
Method and system for facilitating micropayments in a financial transaction system
  Randomly Featured Patents
Method of erasing NAND flash memory device
AC exciter for VSCF starter/generator
High-k heterostructure
Mobile communication system, base station, transmission power control method, and program
Aluminum hydroxide-based spray-on insulating material for building and method for the preparation thereof
Chemical compounds
Chemotaxis assay procedure
Mounting assembly for a deflection yoke
Coal-aqueous slurry
Solar cell system having alternating current output