Tamping may look like a simple downward press, but achieving a level and controlled coffee bed requires more than force alone. Pressure needs to be applied consistently, the tamper needs to stay level, and the tamp needs to stop at the right moment. That is exactly where the ShanSon Triple-Spring System comes into play.
Instead of relying on a single spring, three springs work together during one smooth tamping motion. Each spring has a specific role, helping turn several steps of control into one intuitive press.
The Impact Spring is responsible for delivering consistent tamping force. As you press down, it helps compress the coffee grounds evenly, making the applied pressure more controlled and repeatable. This means you can focus less on how hard you are pressing and more on preparing your espresso.
At the same time, the Leveling Spring helps keep the tamper base flat and parallel to the basket. This reduces the chance of an angled tamp and helps create a more evenly prepared coffee bed—especially useful for beginners who may still be developing their tamping technique.
Once the preset pressure is reached, the Rebound Spring helps release the mechanism, preventing you from continuing to apply unnecessary force. Together with the tamper's clear click feedback, it provides an intuitive signal that the tamping cycle is complete.
The real advantage comes from how these three mechanisms work together:
Press → Apply Force → Stay Level → Reach Preset Pressure → Release
All within one natural downward motion.
With the Triple-Spring System, tamping becomes less about mastering the pressure by feel and more about letting the mechanism help you stay consistent. One press, three springs working together—so every espresso starts with a more controlled, level tamp.