This article will run through; The development and history of Poka Yoke.
Originally many people called the technique fool-proofing, however this was clearly derogatory towards the people using the device; after all even the best of us can make a mistake.
Before the fact Poka Yoke, the least effective form of quality control being the use of inspection and the most effective being the use of autonomation and PokaYoke devices to prevent or highlight defects without any form of judgement or relying on the operator.
Poka Yoke seeks to prevent mistakes from becoming defects.Retrieved August 20, 2012.5, shingo redesigned a process in which factory workers, while assembling a small switch, would often forget to insert the required spring datos lotto activo 30 10 17 under one of the switch buttons.They do this in a number of different ways but can be categorized as being either; Control they take physical action to prevent a defect.The effectiveness of 100 inspection, the least effective form of quality control is that of inspection by people, people are fallible and can often fail leidsa numeros ganadores del loto to observe problems especially if the work is repetitive and the shift is long.The idea of mistake proofing has been around for a long time before it was identified as a specific lean tool.
See also edit References edit a b Misiurek, Bartosz (2016).
The key word in the second translation, often omitted, is "inadvertent".
Contents, more broadly, the term can refer to any behavior-shaping constraint designed into a process to prevent incorrect operation by the user.
Zero quality control: source inspection and the poka-yoke system.
Inspection still has its place, however as I said do not discount midnight rose poker facebook inspection as ineffective, consider a process in which inspection is 90 effective for each operator.Poka Yoke Reference Books; Zero Quality Control: Source Inspection and the Poka-Yoke System The definative work by Shigeo Shingo, required reading.Its purpose is to eliminate product defects by preventing, correcting, or drawing attention to human errors as they occur."Using Poka-Yoke techniques for early defect detection".The answer is at the bottom of the page, however most people will not get the right answer; their answers will vary between about 30 and 60 letter fs in the paragraph having missed letters or double counted.A b Nikkan Kogyo Shimbun (1988).
6, shingo distinguished between the concepts of inevitable human mistakes and defects in the production.
Not Create a Defect, not Allow a Defect to be passed to the next process.