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
N-phenyl-(homo)piperazinyl-benzenesulfonyl or benzenesulfonamide compounds suitable for treating disorders that respond to the modulation of the serotonin 5-HT.sub.6 receptor
Power-saving receiver
Semiconductor device and method of manufacturing the same
System and method for broadcasting rich media to devices over multiple carriers
System and method for burst separation and extended interleaving length
Methods and systems for sending messages regarding an emergency that occurred at a facility
Method of producing probabilities of being a template shape
  Randomly Featured Patents
Refuse feed assembly for incinerators
Predriver equalization for common mode noise reduction in a semi-differential current mode driver
All purpose mulch system
Hood having intake openings for drawing air for a radiator and an engine
Iron golf club head
Capacitor element for a power capacitor, a power capacitor comprising such element and a metallized film for a power capacitor
Network processing using fractional time stamp values
Method and apparatus for delivery of data-based/voice services over piconets and wireless LANs (WLANs) coupled to 3GPP devices including protocol architecture and information elements relating
Flow meter working on the Coriolis principle (II)
Carbon nitride preparation method