Patent ID: 6715696
Filing Date: 2004-04-06
Classification: E01C

Abstract:
A towable trailer for towing by a tractor having a operator's compartment; said trailer having material spreading and conveying means including a storage bin with a conveyor beneath the bin and a spinner at the rear of the bin; a hydraulic motor powering the conveyor and a hydraulic motor powering the rotation of the spinner, a pair of solenoid actuated control means on said trailer; a remote electric control box having a pair of variable electric rheostats on said box; a flexible electric cable flexibly and electrically connecting the pair of electric variable rheostats on the box to the pair of solenoid actuated control means on the trailer to operate the solenoids; one of said variable electric rheostats actuating, through said cable, one of said solenoid actuated control means acting to vary the speed of the hydraulic motor means on the trailer to vary the speed of the hydraulic motor to power the conveyor; the other of said variable electric rheostats actuating, through said cable, the other of said solenoid actuated control means acting to vary the speed of the hydraulic motor to the rotate the spinner.