KR980003010A - Stepless Transmission for Vehicles - Google Patents

Abstract

A continuously variable transmission for a vehicle, comprising: a torque converter configured to receive torque from an engine and convert torque to enable an overdrive function as a forward and reverse control means to improve durability and power performance of a belt; Forward and reverse rotation control means for interposing a forward and backward direction of the vehicle by selectively operating the friction member through an input shaft directly connected to the turbine side of the torque converter, and outputting a driving force through a drive pulley; And a longitudinal reduction means for driving the drive shaft on which driving wheels are mounted on both sides by vertically decelerating the rotational speed inputted from the driven pulley connected to the drive pulley by the belt.

Description

Stepless Transmission for Vehicles

Since this is an open matter, no full text was included.

1 is a configuration diagram of a first embodiment according to the present invention.

2 is a cross-sectional view of the pulley outer diameter displacement generating means applied to the present invention.

3 is a table of operating elements for each shift stage of the present invention.

Claims (7)

A torque changer for converting torque by receiving power from an engine; Forward and reverse control means for interposing the friction member through an input shaft directly connected to the turbine side of the torque converter and selectively operating the friction member to determine the forward and backward direction of the vehicle and output the driving force through the driving pulley. and; And a longitudinal reduction means for driving the drive shaft on which driving wheels are mounted on both sides by vertically decelerating the rotational speed inputted from the driven pulley connected to the drive pulley by the belt. The continuously variable transmission for a vehicle according to claim 1, wherein the torque change device applies a torque converter. The continuously variable transmission for a vehicle according to claim 1, wherein the torque converter applies a torque damper. According to claim 1, wherein the reverse rotation control means is formed of a single pinion planetary gear set, the ring gear is connected to the drive pulley by the first power transmission member, the planetary carrier connecting the pinion gear is a second power to one side It is selectively connected to the input shaft by the transmission member and the first friction member, and selectively connected to the transmission housing by the second friction member on the other side, the sun gear is input shaft by the third power transmission member and the third friction member on one side. Optionally connected to, to the other side continuously variable transmission for a vehicle, characterized in that selectively connected to the transmission housing by a fourth friction member. 5. The continuously variable transmission for vehicle according to claim 4, wherein the first and third friction members are composed of a multi-plate clutch. 5. The continuously variable transmission for vehicle according to claim 4, wherein the second and fourth friction members are constituted by band brakes. 2. The continuously variable transmission for a vehicle according to claim 1, wherein the longitudinal reduction means includes a reduction device composed of a reduction gear, and a differential device for transmitting a driving shaft to the driving force transmitted from the reduction device. ※ Note: The disclosure is based on the initial application.