Patent ID: 6398454
Filing Date: 2002-06-04
Classification: E01C

Abstract:
A self-propelled vibratory machine for asphalting road surfaces comprising:a frame, said frame houses traction means and is shaped to provide a driver's cab, said frame supports; storage means which stores and distributes bitumen aggregate to be deposited on said road surfaces; pressing means for pressing the bitumen aggregate deposited, said pressing means set crossways to the direction of travel of said machine; flat elements that scrape along the surface being asphalted, said flat elements are set on the sides of said machine, said flat elements are connected to said pressing means and said flat elements are vertically mobile with respect to said pressing means; and means of detection, for detecting the thickness of bitumen aggregate deposited, said detection means is mechanical and has first reference means and second reference means, said first reference means are connected to said flat elements and said first reference means mechanically operates in conjunction with said second reference means, said second reference means are connected to said pressing means; wherein said thickness of said bitumen is measured by the relative deviation between said first reference means and said second reference means.