Lean Glossary

Takt is translated from the German word Taktzeit or “clock interval” meaning pace of production. Takt Time is the average time between the completion of one unit and the completion of the next. It’s used to determine whether or not a process can keep up with customer demand. Takt Time is calculated by dividing the time available (minutes of work/day)

Push systems refer to processes that rely on forecasting or the practice of creating excess goods and services to maintain a buffer. This method of meeting customer demand can result in unused goods and wasted labor. The goal of Lean Six Sigma is JIT (Just In Time) or Pull system. For a better understanding of Push Systems and an overview

Pull systems refer to the goal of having units “pulled” through the process at the rate of customer demand. The opposite of a Pull system is a “Push” system in which goods or services are prepared ahead of time potentially resulting in excess inventory or increased waste. JIT (Just In Time) and Kanban are part of Pull systems. For a

Poka-yoke is a Japanese term (poka: mistakes; yokeru: avoid) that means to mistake-proof a process. The goal is to consciously and diligently try to eliminate defects by preventing human errors before they occur or create alarms to warn of potential defects. For a better understanding of Poka-yoke and an overview of Lean Six Sigma, check out our Free Lean Six Sigma Yellow

A Kanban is a visual signal that triggers an action, typically to make a unit, move a unit, or order a unit.

Andon is an alert system that can be visual or audible, facilitating quick response to any problems in the process or system. This system includes a way for employees to stop the process, physically or electronically, so that the issue can be addressed before production continues. For a better understanding of Andon and an overview of Lean Six Sigma, check out

summary Summary Template What is a Value-Added Flow Analysis? Value-Added Flow Analysis combines two powerful tools into one. The Value Analysis differentiates steps that add value in the eyes of the customer from those that do not, and Flow Analysis calculates the time spent on each step. This makes clear the time and effort being spent on non-value adding activities,

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