UNIVERSE | SCIENCE | TECHNOLOGY on Instagram: "Ever wondered how handcuffs lock so securely with just one click? 👀 This animation shows the internal locking mechanism of handcuffs, explaining how a simple mechanical system creates strong, reliable restraint 🔩 Inside the cuff, a ratchet-and-pawl mechanism allows movement in one direction only. When the cuff tightens, the teeth move forward. When pressure is released, the locking pawl drops into place — preventing it from opening backward 🔒 A s

LevelUpNoow🔥 | Self-Growth on Instagram: "Handcuffs are mechanical restraints used to limit a person’s wrist movement by locking both wrists close together. Each cuff has a ratchet mechanism with small teeth that allow it to tighten in one direction but not loosen without a key. When the cuff is closed around the wrist, the teeth engage with a spring-loaded pawl that locks it securely. A double-lock feature can also be activated to prevent the cuff from tightening further, ensuring safety and c

@explainingit26 on Instagram: "Opening handcuffs with an envelope is a technique that has appeared in some videos and entertainment content, but it involves risks and is not legally recommended. The idea is based on the fact that certain envelopes—especially those made of thin cardstock or rigid plastic—can be cut into a paddle- or “hook”-like shape to try to nudge the handcuffs’ internal latch from the lock. This maneuver only works on cuffs with a simple mechanism and with the double-lock dise

How To Escape From Handcuffs

Woman shows how to escape from handcuffs with sock.