How a Retractable Ballpoint Pen Works | Hidden Mechanism Revealed!
3 months ago
26
Ever wondered what's going on inside a retractable ballpoint pen? 🤔 This video breaks down the fascinating internal mechanism that allows the pen tip to appear and disappear with a simple click! From the spring-loaded parts to the rotating cam, see how this everyday tool is actually a tiny engineering marvel. Perfect for curious minds, students, and tech lovers!
👉 Watch till the end for a slowed-down animation of the entire process.
#HowItWorks #BallpointPen #PenMechanism #EngineeringBasics #SimpleMachines #RumbleTech
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