Speed-changing system with two fluid-actuated clutches

Speed-changing system with two fluid-actuated clutches

Spline cushion clutch driver for an electromagnetic clutch

Splined clutch drum mounting

Splineless rotational control apparatus

Spring clutch

Spring connected armature assembly for electromagnetic clutch

Spring coupling for an electromagnetic clutch

Spring engaged fluid released fan clutch for a live shaft

Spring engaged fluid released fan clutch for a live shaft

Spring operated clutch with small and large bolts

Spring operated cone clutch

Spring retainer for clutch piston

Spring type clutch disc

Springless self-aligning clutch release bearing assembly

Spud locking assembly for a pneumatically actuated clutch/brake

Stabilized driven disk assembly and method of installing a clutc

Start-up clutch assembly

Starting clutch, particularly for racing and sports vehicles

Starting control to control a hydraulic piston /cylinder unit