Oil circulation in wheel head transmission
Oil passages of torque converter
Oil pressure control means for an automatic transmission
One-directional drive apparatus
One-way clutch
One-way transmission device
Operation apparatus for vehicle automatic transmission mechanism
Operation control system for automotive working vehicles
Operation oil supply apparatus in oil pressure operated type tra
Operation system for hoisting device
Operator-controlled automotive gear or transmission change syste
Opposed reaction transmission brake
Override lock assembly for a driving means