khoji parkAutomobiles · Highland Park, Michigan · 1913
The Car That Moved Before It Was Finished
The process itself needed movement.
Read in slides1. A production question
Ford wanted to manufacture the Model T more efficiently. Building cars required many parts and repeated tasks. The factory's arrangement could change how long that work took. The problem was not solved simply by asking workers to hurry.
The process itself needed movement.
2. Give each part a reliable place
Moving work through a sequence is useful when the components arrive in a form the next operation can accept. Consistency in parts therefore supported the moving line as much as the motion itself. The system connected manufacturing tolerances with organization, allowing repeated tasks to fit together rather than forcing every worker to solve a new mismatch.
The faster route depended on fewer surprises.
3. Move the work
Ford's team developed a moving assembly process in 1913. Parts passed through a planned sequence of operations. Workers could perform particular tasks as the work arrived. The car moved before it became a drivable car.
The factory had acquired a route.
4. Make parts fit
The system depended on consistent components. Parts needed to be sufficiently interchangeable. A fast line could be disrupted by repeated adjustment. Manufacturing accuracy supported the apparent simplicity of the sequence.
Speed had a tolerance requirement.
5. Change the output
The new arrangement substantially reduced assembly time. Highland Park became associated with mass production of the Model T. Output could grow through organization as well as new machinery. The achievement belonged to a developing industrial system.
The moving line had changed the arithmetic.
6. The change reaches the worker's day
A production system that increases output also changes how work is experienced. Repeated specialized tasks create different demands from completing a larger assembly in one place. The line's historical significance therefore includes people as well as cars, making it an industrial transformation rather than merely a clever way for machinery to pass a camera.
The car kept moving while the job became more repetitive.
7. More than one inventor
Henry Ford did not invent the automobile. Assembly methods also had earlier histories and influences. The significant event was the team's effective automobile-production system. Its human consequences included changes to repetitive factory work.
The efficient route had people standing along it.