Patent ID: 6135909
Filing Date: 2000-10-24
Classification: F16H

Abstract:
An infinitely variable ratio transmission comprising:a first shaft having a first end and a second end, the first shaft being disposed within the bore of a sun gear, the second end being connected to a carrier plate;at least one planetary gear rotatably attached to the carrier plate;a ring gear connected to a second shaft, the at least one planetary gear being disposed between and meshed with the ring gear and the sun gear;a pump coupled to the sun gear and having an inlet port and an outlet port;a pump oil pickup passageway connecting the inlet port of the pump to a pump oil reservoir;a pump oil return passageway connecting the outlet port of the pump to the reservoir;a control valve in fluid communication with the outlet port of the pump for controlling fluid flow therethrough; anda clutch releasably coupled to the carrier plate.