N Scale Oilfield Pumpjack

EN: Detailed model of a Pumpjack in N Scale. These are used to pump oil through a vertical pump shaft. A relatively small motor powers the walking beam, which translates the rotary motion to a reciprocal motion (up and down) for the pump shaft to do its work.
NL: Model van een jaknikker in schaal N. Deze worden gebruikt om olie uit diepere aardlagen te pompen.
DE: Modell einer Tiefpumpe in Spur N