Resources Contact Us Home
Motion sensing and light flashing apparatus

Image Number 3 for United States Patent #5371489.

An alerting apparatus includes a pair of separate first and second lights capable of providing respective illuminations that are different from one another, an electrical power supply cord connected to the first and second lights for providing a supply of electrical power to activate the lights, and a motion detector connected to the electrical power supply cord and the first and second lights for activating the first and second lights for predetermined times in response to sensing motion in a predetermined area. The first light can provide a constant white illumination, while the second light can provide a flashing red illumination. Also, an alarm can be connected to the motion detector and the electrical power supply.

  Recently Added Patents
Wire guide
Flat display panel and method for forming the same
Audit planning
Radio communication system, transmission apparatus, reception apparatus, and radio communication method in radio communication
Laminar library screen
Terminal device and image printing method
Sense-amplifier monotizer
  Randomly Featured Patents
Dyestuff compositions containing acylated alkoxylates of polyhydric aliphatic alcohols
Check valve
Negative working, heat-sensitive lithographic printing plate precursor
Preparation of methylpentamethylenediamine and methylpiperidine
Cigarette lighter
Low viscosity, alkoxysilane-functional prepolymers and a process for their preparation
Electroacoustic transducer
Apparatus for extracting (pack) blanks from a blank magazine
Combined holder for a writing instrument and note pad