Resources Contact Us Home
Roadside emergency signalling device

Image Number 2 for United States Patent #4178874.

A plastic information and signalling device having a cross-sectional triangular configuration which is adapted to hang over a partially opened vehicle window to communicate to observers the desired information or signal. The device has pockets into which information and signalling signs may be inserted to visibly display the message on these signs. The device is collapsable into a rectangular shape for convenient storage.

  Recently Added Patents
End-of-session authentication
Heterocyclic compounds as CCR2B antagonists
Battery comprising circuitry for charge and discharge control, and method of operating a battery
Simultaneous image distribution and archiving
Lighting control device and lighting control method
Use of natriuretic peptide for treating heart failure
Laboratory spatula
  Randomly Featured Patents
Method for the manufacture of water-repellent, fire-resistant nonwoven fabrics
Voltage to decibel converter having partial table lookup
Anti-backlash mechanism for generating train of gear cutting machine
Leak characterization apparatuses and methods for fluid storage containers
Variable displacement closed loop fuel controlled internal combustion engine
Image reject transceiver and method of rejecting an image
Semiconductor package with traces routed underneath a die
Analog implementation of spread spectrum frequency modulation in a programmable phase locked loop (PLL) system
Telemetry transmission protocol for towed hydrophone streamer
Alarm notifying device and computer program