US 10,889,943 B2
System and method for operating a paving machine
Steven Paul Goutermont, Saint Michael, MN (US)
Assigned to Caterpillar Paving Products Inc., Brooklyn Park, MN (US)
Filed by Caterpillar Paving Products Inc., Minnesota, MN (US)
Filed on Aug. 24, 2018, as Appl. No. 16/111,311.
Prior Publication US 2020/0063384 A1, Feb. 27, 2020
Int. Cl. E01C 19/48 (2006.01); E01C 23/00 (2006.01)
CPC E01C 19/48 (2013.01) [E01C 23/00 (2013.01); E01C 2301/00 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A method for operating a paving machine, the paving machine including a screed assembly, a washdown system for washing the paving machine and the screed assembly, and a ventilation system, the method comprising:
receiving, by a controller, operational data associated with the paving machine,
the operational data including a machine speed of the paving machine, an operating mode of the paving machine, and a speed of an engine of the paving machine;
determining, by the controller, an operational state of the washdown system of the paving machine; and
controlling, by the controller, an operation state of the ventilation system based on the operational data associated with the paving machine and the operational state of the wash down system of the paving machine,
wherein said controlling the operational state of the ventilation system includes switching the operation state of the ventilation system, based on whether the speed of the engine is above a predetermined value, whether the operating mode of the paving machine is a maneuver mode or a paving mode, and whether the machine speed of the paving machine is less than or equal to a threshold value, and
wherein said controlling the operational state of the ventilation system includes automatically switching the operational state of the ventilation system to an OFF state, using the controller, responsive to the speed of the engine being above the predetermined value, the operating mode of the paving machine being one of the maneuver mode or the paving mode, and the machine speed of the paving machine being less than or equal to the threshold value.