poka-yoke
Sign in to saveAlso known as pokajoke, poka-joke, mistake-proofing
is any mechanism in a process that helps an equipment operator avoid mistakes and defects by preventing, correcting, or drawing attention to human errors as they occur. It is a Japanese term that means "mistake-proofing" or "error prevention", and is also sometimes referred to as a forcing function or a behavior-shaping constraint.
~7 min read
Encyclopedic overview
9 sectionsContents
- Etymology
- Usage and examples
- History
- Implementation in manufacturing
- Benefits of poka-yoke implementation
- See also
- References
- Further reading
- External links
is any mechanism in a process that helps an equipment operator avoid mistakes and defects by preventing, correcting, or drawing attention to human errors as they occur. It is a Japanese term that means "mistake-proofing" or "error prevention", and is also sometimes referred to as a forcing function or a behavior-shaping constraint.
The concept was formalized, and the term adopted, by Shigeo Shingo as part of the Toyota Production System.
Excerpted from Wikipedia’s “poka-yoke” article, available under the CC BY-SA 4.0 licence.