Back to results
US 6,486,797 B1Granted
Turbo flare hazard maker
AssigneeLighting and Electronic Design
InventorJerry Laidman
Life of this patent
Estimating the term…
Abstract
A highway hazard marker is housed within a disc shaped high impact plastic housing, an upper portion of which is transparent. A plurality of LEDs are circularly disposed proximal to the side of the upper portion. A ring counter provides signals to transistors that sequentially drive the LEDs. Excitation provided to the ring counter is controlled to cause a desired current through the LEDs.
Claims14
A turbo flare hazard marker, comprising:
- a disc shaped housing with a transparent upper portion;
- three or more similar legs integrally connected to an exterior surface of said housing, said legs each having a foot that extends to a level below a level of a bottom surface of said housing;
- a plurality of light sources circularly disposed within said upper portion proximal to a wall thereof;
- and
- means for causing a successive emission of light from said light sources.
2 more elements
Dependencies are inferred from the claim text.