Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
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
Organizing collaborative annotations
Thiazole derivatives for the treatment of diseases such as cancer
Image sensing apparatus including a single-plate image sensor having five or more brands
Drawer for holding beverage cartridges
Determining suitable network interface for partition deployment/re-deployment in a cloud environment
Lithium mixed metal oxide and nonaqueous electrolyte secondary battery
Microscope objective lens
  Randomly Featured Patents
Glass support system, method of supporting glass, and etching equipment using the same
Method and apparatus for reducing laser speckle
Push-pull modulated coupled vertical-cavity surface-emitting lasers and method
Braking mode control for an electric traction motor
Semiconductor device and method for manufacturing the same, circuit board and electronic equipment
Power management system including a variable voltage link
Conference support apparatus, information processor, teleconference system and computer product
Tool holding device for lathes
Flush valve
Magnetic particle separator