Butt welding is a welding technique used to connect parts which are nearly parallel and don't overlap. Butt-welding is an economical and reliable way of...

This machine was built 1926 in Köln, Germany. Killebergs Kettingfabrik In 1905 Otto Jönsson built a workshop in Killeberg and started chain manufacturing...

Used to cut the lid and bottom into a circle. An oblique blade cut a round cap while a planer blades phasing of underside of the lid. Manufactured by...

Planes both sides of the planks at the same time. The plank gets a contoured / rounded shape to fit in the drittel/barrel. Manufactured by Osbyverken,...

The recorded working noises here are the sounds made by the production of forging-hammer heads in the tool company Krenzer Hammer. It is the last open-die...

The machine is called Knösen. The machine planes a groove in both ends of the planks so that the top and bottom of the drittel/barrel fit in the groove. Manufactured...

Up until its shutdown in 1983 the Sawmill Remblinghausen in Meschede (North Rhine-Westphalia) manufactured wooden handles for brooms and rakes using the...

Planes the sides of each plank so that they have an oval shape and fit together to form a drittel/barrel. Manufactured by Osbyverken, Sweden, in the 1930s. The...

The spring hammer (manufacturer unknown) from the 1920s was originally used in a forge in Southern Westphalia for the purpose of metalworking. It belongs...

Planes the assembled lid or bottom. Manufactured by Osbyverken, Sweden, in the 1930s. Maximum sound level: 106 dB. The background sound from the belt...