an incline plane wraped around cylinder, screw, screwdriver, axe, knife, a rope around wheel that makes it easier to lift objects, lever, seesaw, inclined plane, pulley, klamka, pipe, door handle, dies, seesaw, tweezers, Szczypce, pęseta, pręt, tłok, huśtawka, wheelbarrow, pulley, hinge, seesaw, wał zębaty, sprocket, rack and pinion, spar gear, worm gear, krzywka, handle, tap, piaton, cam, wahadło, dies, fulcrum, pendulum, lever, obrotowy, rotary, linear, oscilating, reciprocating, zawory, copper, valves, spar gear, fulcrum, samosmarujący, selflubricating, reciprocating, linkages, worm gear, łożyska, dwell, torque, bearings, crowbar, matryce, formy, dies, sheats, crankshaft, hinges, punkt podparcia, lever, wedge, fulcrum, punch, ruchome schody, escaltor, bearings, pipe, fulcrum, zawiasy, klamka, hinges, lever, wedge, karoseria, pendulum, steel sheats, dies, car body panels, dźwignia, lever, piston, wedge, dies, rura, piston, valves, rod, pipe, tarcie, gravitation, friction, wedge, distance, gałka, doorknob, door handle, wheelbarrow, bearings

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