Patent ID: 6189412
Filing Date: 2001-02-20
Classification: F16H,Y10T

Abstract:
A vehicular transmission comprising:a continuous speed change mechanism including a drive pulley which is disposed on an input shaft, a driven pulley which is disposed on an output shaft, and a belt which is disposed around said pulleys for torque transmission;a housing accommodating said continuous speed change mechanism and a driving force transmission mechanism which includes a starting mechanism;an oil pan which is disposed at a lower part of said housing;wherein:said housing comprises a first room which accommodates said continuous speed change mechanism and a second room which accommodates said driving force transmission mechanism, said first and second rooms being positioned above said oil pan; andsaid housing comprises at least one oil discharge passage for each side of said oil pan in a horizontal direction perpendicular to said input and output shafts, which oil discharge passage is positioned near and above said oil pan for returning hydraulic oil or lubrication oil from each of said mechanisms in said first and second rooms to said oil pan, and at least one inlet opening for each of said oil discharge passages, said inlet opening being positioned in an inner wall of each of said first and second rooms near and above each side of said oil pan in said horizontal direction.