Lean production identifies an industrial model inspired by the TPS (Toyota Production System), a system designed to eliminate waste and to the identification of customer value. This model is compared with the production model of Ford, mass production.
The lean principles
- Eliminate waste
- Pinpoint the value from the customer's perspective
- Clearly identify the process that transfers customer value (value stream), simultaneously eliminate steps that do not add value produce the remaining steps that add value in a flow without interruption by organizing the interfaces between different phases let the customer to pull the process ie not produce anything until instructed to do so - quickly meet new requests
- Aim for continuous improvement with the aim of achieving perfection.