mechanical machinery linear icons set. gears, pistons, motors, engines, bearings, driveshaft, hydraulics line and

vector icon line sign gears pistons motors engines bearings driveshaft hydraulics turbines cranking pneumatics filters actuators couplings torsion rotary hinges pulleys shafts rotors belts cranes ors conveyors lifts winches brakes joints axles compressors valves transmissions control clutches lubrication heatexchanger fans meshing encoders pumps lathes