Patent ID: 9360056
Filing Date: 2016-06-07
CPC Classification: F16D,F16H

Claim Text:
1. A method of controlling a transmission of a powered vehicle, comprising: providing a hydraulic control system that includes a hydraulic controls, a main hydraulic circuit, a lube circuit, and a cooler circuit, a first hydraulic pump, a second hydraulic pump, a first clutch of a plurality of selectably engageable clutches, a hydraulic valve disposed in the hydraulic controls, an electronic solenoid disposed in fluid communication with the hydraulic valve, and a controller for controlling the transmission; determining if the powered vehicle is in a launch condition; activating the electronic solenoid; controlling the hydraulic valve to a first position; providing hydraulic pressure from at least one of the first hydraulic pump and the second hydraulic pump to the hydraulic valve; controlling the hydraulic pressure through the hydraulic valve to the first clutch; determining if the launch condition is complete; triggering a time delay once the controller determines the launch condition is complete; deactivating the electronic solenoid after the launch condition is complete; controlling the hydraulic valve from the first position to a second position; and substantially limiting hydraulic pressure from passing through the hydraulic valve to the first clutch.