The lever and gear. (1930 - 1939)
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Working movements without the aid of various devices: two horses with a force pull the cart out of the sand, throws his work bag on the shoulders.
The worker tries to pull out of the ground post, to his aid in a hurry comrades.
Using an iron rod as a lever, they pull the post.
The principle of the simple lever.
A worker uses a key as a lever for loosening the nuts.
Children swinging on a swing.
The scheme is simple lever on the example of the swing.
Levers the wheels of the locomotive twist of the wheel, the train goes on rails.
On the road the car is moving.
The levers in the car.
The device simple gears in the diagram.
The car is moving.
Index: the Factory gears in Friedrichshafen.
The use of the lever and zubchatki in various mechanisms and machines.
The racing, spectators at the competition.
Locomotive, airship, aircraft.
The plane sits on the tarmac, close-up of the propeller.
Gears in machine tools.
Different clock mechanisms, drawing instruments.
Workflows at the plant
Key wordsGermany, industry, work, cars, sports, household appliances, aviation