B - Operations – Transporting – 60 – Q
Patent
B - Operations, Transporting
60
Q
116/43
B60Q 7/00 (2006.01) E01F 9/047 (2006.01)
Patent
CA 1105331
ABSTRACT OF THE DISCLOSURE The present invention provides apparatus for laying on a road surface to induce a vehicle driver to reduce speed compris- ing a first elongated mat element for creating a relatively low bumping frequency in a vehicle when passing over said first element and a second elongated mat element for creating a relatively high bumping frequency in the vehicle when passing over said second element, said first element including a road contact surface and a series of substantially trapezium section substantially parallel transverse beam elements on an upper surface of said first element opposite said road contact surface, each trapezium section beam element having a top surface substant- ially parallel to said road contact surface of said first element and having side surfaces inclined outwardly from said top surface, said second element also including a road contact surface and a series of substantially rectangular section substantially parallel transverse beam elements on an upper surface of said second element opposite said road contact surface, said beam elements of said second mat element being of smaller width and being more closely spaced apart than said beam elements of said first mat element.
284862
Engwall Bertil
Marks & Clerk
LandOfFree
Method to prevent vehicles from passing a temporarily speed... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Method to prevent vehicles from passing a temporarily speed..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method to prevent vehicles from passing a temporarily speed... will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-539786