Railway car hand brake with release governor
Rear wheel braking system for motorcycle
Rescue system
Retractable lifeline safety device
Rope brake
Rope brake
Rotary actuated overspeed safety device
Rotary flywheel skid sensing means for vehicle hydraulic braking
Rotary flywheel skid sensing means for vehicle hydraulic braking
Rotary member supporting apparatus
Rotary shaft speed limiting arrangement
Rotational rate of change sensor
Rotor brake as well as rotor and rotary-wing aircraft with...