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
Self-correcting amplifier system
Error detection and recovery tool for logical volume management in a data storage system
Facility to reuse paper
Asynchronous loading of scripts in web pages
Low powered activation arrangement and method thereof
Copolymer for positive type lithography, polymerization initiator used in production of said copolymer, and composition for semiconductor lithography
Method and apparatus for compensating QoS during handover by base station in wireless broadband access system
  Randomly Featured Patents
Method and apparatus for solid prototyping
Logic for providing arbitration for synchronous dual-port memory
Tapered wall lamp
Microfluidic apparatus and method for purification and processing
Bra wings using elastic spacer fabric
Low voltage output for an electronic ballast
Jewelry display box
Beam quality in FIB systems
Method for dynamically handling the data path of a wireless IP phone