Safety attachment for the horsehead of an oil well pumping unit
Safety device
Safety device for the drive of a closing member
Safety power window mechanism for all types of automobile
Same-RPM rotary motion to eccentric rotary motion conversion
Scanning apparatus and method that avoids unwanted reactions
Scissor mechanism in particular for lift tables
Scotch yoke
Scotch yoke
Scotch yoke having a curved track
Scotch yoke mechanism and power transfer system
Scotch yoke mechanism for secure track sliding
Scotch yoke piston and crankshaft connection with floating crank
Scram release for a control rod
Screw actuator
Screw and nut transmission and cable attached to the screw
Screw device and method of manufacturing the same
Screw device having lubricant applying portion
Screw drive
Screw drive with rolling elements, and method of assembly