CONTROL SYSTEM FOR APPLYING A PAVEMENT COATING EMULSION
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United States of America Patent
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app pub date -
Jan 27, 2016
filing date -
Jan 27, 2015
priority date (Note) -
Abandoned
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Abstract
A coating applicator vehicle is configured to selectively discharge a flow of liquid emulsion and aggregate onto a roadway. The vehicle includes a rolling chassis and a powered spraying assembly supported by the chassis. The spraying assembly includes a pump and a spray bar assembly. The vehicle also includes a control system with a speed sensor and a computer. The computer is operably connected to the pump to control a volumetric flow rate of coating material provided by the pump as a function of the sensed ground speed to apply coating material at a predetermined application rate.
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