Nested piston hydraulic operator for automatic transmission

Non-differential drive axle

Normal and reverse rotating mechanism

Oil dam coupling

Oil pressure clutch mechanism for an automatic transmission

Oil sealing structure for a hydraulic device for an automatic tr

One-way clutch

One-way clutch unit

One-way clutch unit and one-way clutch therefor

Overload protection arrangement for a rotatable power tool

Overload-responsive clutch apparatus for selective connection of

Overrunning clutch with lubricant spreading and distribution mea

Pneumatic power nut runner with automatic shut-off

Positive engagement clutch

Power change-over mechanism of a vehicle for industrial machiner

Power cut/connect device

Power screwdriver with low-noise torque clutch

Power switching apparatus

Power transfer mechanism

Power transmission of the interleaved, multiple friction plate c