Description
This Patent for a Retractable Delineator System for Suspension Span & Truss Bridges was invented by Robert M. Guernsey & filed on October 7, 1994. It was issued on March 12, 1996 by the United States Patent & Trademark Office. This invention relates to a movable median barrier in general and, in particular to a barrier for use on suspension span or truss bridges. The barriers act to alternate the center divider line separating (delineating) opposite directions of traffic on the same road surface, with aid from vertical mounted air pneumatic cylinders & horizontally mounted structural steel tubing. All materials are eco-friendly, odorless, acid free & recommended for indoor use. All items are packaged in secure & safe cardboard postal tubes. Please note that the frame pictured is NOT included in the sale, it's for illustrative purposes only. Materials used: Postcard - premium quality matte photo paper /230gsm/ Paper - premium quality matte photo paper /210gsm/ Dimensions & colors: select from drop down menu. Please note: Color of the image can vary slightly from one computer monitor to another due to monitor color restrictions. If you have any questions or require a custom color (size), then please do not hesitate to contact me. We ship worldwide for free. The trackings included for orders over 10 USD. All prints will ship within 1-2 days of payment being received. Suspension Bridge 1996 Patent Print. Industrial Inventions Blueprint Poster. Architect Gift, Structural Engineering Wall Art, Vintage Decor
