Device for varying the torque about a central member and...

Device to provide continuously variable gearing

Differential gear device incorporating internal meshing type pla

Differential gear system having a stably-oriented orbiting gear

Differential speed reduction apparatus and double-toothed gear f

Displacing device

Double orbital transmission

Drive device for an adjustable part of a vehicle

Drive for adjustment devices in motor vehicles

Driving apparatus

Dual concentric positively infinitely variable rotary motion tra

Dynamic coupling device to transmit a rotatory motion between tw

Eccentric gear

Eccentric gear

Eccentric gear

Eccentric gear

Eccentric gear and process for making such a gear

Eccentric gear system

Eccentric gearing

Eccentric motion transmitting device with pins gyrating within r