KR970075535A - Continuously variable transmission for vehicles - Google Patents

Abstract

In order to simplify the structure by reducing the number of parts and shorten the length in the longitudinal direction of the FF-type toothed wheels, a torque converter that receives power from the engine and converts the torque into torque, And a driven pulley mounted on a driven pulley support shaft to connect the driven pulley with a belt so as to realize a shifting operation, and a control means for selectively controlling the forward and backward friction members before transmitting the output shifted by the pulley outer diameter changing means to the output shaft A forward / reverse rotation control means for determining a forward / backward direction of the vehicle, and a longitudinal deceleration means for driving a drive shaft on which a drive wheel is mounted by vertically decelerating the forward and reverse rotation speeds output from the forward / .

Description

Continuously variable transmission for vehicles

Since this is a trivial issue, I did not include the contents of the text.

Fig. 3 is a structural view of a second embodiment related to the present invention. Fig. 4 is a sectional view of the pulley outer diameter displacement generating means according to the present invention. Fig. Fig. 8 is a configuration diagram of a third embodiment related to the invention; Fig.

Claims (10)

A torque converter that receives power from the engine and converts the torque into torque; a drive pulley mounted on an input shaft that is directly connected to the turbine side of the torque converter; and a driven pulley mounted on the driven pulley support shaft. The drive pulley and the driven pulley A pulley contact radius changing means for realizing a shift according to a relative increase / decrease and a forward / reverse rotation determining means for selectively controlling the forward / backward direction of the vehicle by controlling the forward / backward friction member for transmitting the output shifted by the pulley outer- And longitudinally decelerating means for driving the drive shaft on which the drive wheels are mounted by vertically decelerating the forward and reverse rotation speeds output from the control means and the forward and reverse rotation control means to the output shaft. The vehicular stepless transmission according to claim 1, wherein the torque converter is replaceable with a torque damper that receives power from an engine and converts a torque between the engine and an input shaft. The continuously variable transmission according to claim 1, wherein the forward friction member is provided between a forward drive gear engaged with the forward driven gear of the output shaft and a driven pulley support shaft to selectively connect the power of the driven pulley support shaft to the output shaft Device. The battery friction member according to claim 1, wherein the battery friction member is provided between an output driven gear and a forward driven gear engaged with a forward drive gear mounted on a driven pulley support shaft, and selectively connects the power of the driven pulley support shaft to the output shaft Continuously variable transmission for vehicles. The power steering apparatus of claim 1, wherein the reverse friction member is provided between a reverse drive gear and a driven pulley support shaft engaged with a reverse driven gear of an output shaft through a reverse idle gear so as to selectively connect the power of the driven pulley support shaft to the output shaft Wherein the vehicle is a continuously variable transmission. The power steering apparatus according to claim 1, wherein the reverse friction member is provided between a reverse drive gear mounted on a driven pulley support shaft and a reverse driven gear engaged with a reverse drive gear via a reverse idle gear and selectively connecting the power of the driven pulley support shaft to the output shaft Wherein the vehicle is a continuously variable transmission. The vehicular stepless transmission according to claim 1, 3, 4, 5, or 6, wherein the front and rear friction members use a multi-plate clutch as a clutch means. 2. The hybrid vehicle according to claim 1, wherein the longitudinal deceleration means comprises: a transfer drive gear mounted on an output shaft and driven by forward / backward power transmitted to a forward / backward driven gear mounted on the output shaft; Wherein the vehicle is a continuously variable transmission. 2. The vehicular continuously variable transmission as set forth in claim 1, wherein the input shaft is provided with a starting clutch for preventing a grounding resistance of a drive wheel from being transmitted to an engine via a transfer drive gear, . The vehicular stepless transmission of claim 9, wherein the starting clutch uses a wet multi-plate clutch. ※ Note: It is disclosed by the contents of the first application.