Reciprocating plunger pump having separate and individually remo
Reciprocating rectilinear motion apparatus
Reciprocating vibrating drive
Reciprocator for use with rotary drills
Retainer assembly with dished retaining ring
Retainer mechanism for an axial piston machine
Reversible hammer drill
Reversing attachment for diamond thread screw
Reversing lead screw construction
Reversing mechanism having great kinematic versatility
Reversing nut for diamond thread screw
Rocker arm drive for electrical appliances
Rocker arm drive for electrical appliances
Rod pumping assembly
Rotary actuator
Rotary and linear reversible indexing mechanism
Rotary barrel machine with pistons and fixed centering pivot
Rotary motion drive system
Rotary reversible indexing mechanism
Rotary to linear motion converter