Saturday, December 9, 2023

Improving Inspection Operations - Poka-Yoke Design and Incorporation

Poka Yoke Examples in the Automobiles

Radar and video cameras in new vehicle models are able to tell the distance and speed of other road users. This helps them prevent collisions in case of sudden stops. 

Automatic breaking system stops the vehicle in case the driver fails to brake when an obstacle suddenly appears on the road. 

Lane-keeping assist alerts the driver that he is about to deviate from his lane. If the driver is not responsive, the vehicle intervenes and returns to the correct lane on its own.


Electronic stability control helps reduce the possibility of accidents that can occur when a vehicle skids uncontrollably due to over-steering by the driver. The condition being controlled here is the slippery road — when this condition comes into play the system kicks in to prevent an unwanted result from occurring.

Cross-traffic alerts warn drivers of impending traffic when they are reversing from a parking position. 

Adaptive headlights are able to respond to the conditions on the road so as to assist the driver have better visibility. For example, they are able to illuminate curved roads and also during bad weather.

Airbags deflate quickly after an accident to prevent injury to the occupants of the vehicle.



Poka Yoke Examples in Home devices


Micro-wave oven does not work until the door is shut.

Washing machines only start when the door is closed and cannot be opened until the cycle is over.

Elevator doors have a sensor that causes them to open when there is an obstruction-this prevents injury to someone trying to enter as the doors are closing.


Circuit breakers in the home electrical system prevent electrical overloads.


Examples of Poka Yoke in Manufacturing Processes and Systems


Interlock switches which detect the position of a machine guard and switch off the machine when the guard is lifted. The machine will never operate when the guard has been lifted and this prevents accidents to the operator.

Light curtains in a factory detect when someone is near very dangerous machines and switches off the machine to prevent injuries.



Poka - Yoke Industrial Engineering - Lean Manufacturing Concepts / By Anilkumar Singh For the support of manufacturing industry & learners .. !

Anilkumar Singh

Manufacturing Operations | LSSBB | PMP | IATF 16949

November 26, 2023

https://www.linkedin.com/pulse/poka-yoke-industrial-engineering-lean-manufacturing-anilkumar-singh-2kraf/

https://leanfactories.com/poka-yoke-examples-error-proofing-in-manufacturing-daily-life/

https://www.softwaretestinghelp.com/poka-yoke/






ud. 9.12.2023

Pub. 27.1.2023

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