Closing device for a washing machine or a clothes dryer

A closing device for a washing machine or clothes dryer with a machine door that locks a loading opening having a closing piston mounted into a rim of the machine door, the machine door hinged to a machine housing and a lock at the loading opening, the lock provided with a latching element that brings the closing piston into a latching closed position when the machine door closes and releases it to an open position when the machine door is opened, wherein:

• the closing piston as a separate part can be locked into place in the door rim and can be adjustable to a limited extent in the door rim with pins or fastening screws in horizontally aligned slots;
• the slots in the closing piston are arranged in a fastening plate of the closing piston,
• the fastening plate is inserted with an L-shaped retention piece into a retention receptacle in the door rim and grips behind it, and a catch spring on the fastening plate is locked into place in snap-in receptacle in the door rim;
• the closing piston further comprising a nose having an outer contour being alignable with the latching element in a receiving contour of a receiving element of a doorframe around the loading opening, the nose having a vertically aligned closing opening, and the outer contour of the nose and the receiving contour of the receiving element in the doorframe are adapted to each other in such a way that the closing piston is alignable with the latching element of the lock when the machine door closes.