Mechanics of a Retractable Ball point pen

By Anupum Pant

The three main parts of a retractable ball point pen work in unison to produce 4 clicks for every cycle of retraction. Here’s a great explanation of how all of it works. The engineer guy breaks down the process into eight steps and reveals the interior workings of a click pen in the following video.

Leave a Reply

Your email address will not be published. Required fields are marked *