To uncork the bottles of wine most used tool is the corkscrew spiral, an object but certainly effective, if used carelessly, can drop pieces of cork in the bottle. In recent years, several models were created, while maintaining the tip of the spiral thread in the cap, had a mechanism that made it easier to pull the plug.
In fact, the models with the arms to press once stuck the tip into the cork, are meant to make you uncork the bottle without too much effort. What instead is done with the old models which needed a little 'power to extract the cork. The model now shows that there is a further development, very scenic but also very effective.
It's called Planetary Gears and is an ingenious corkscrew crank that will make the operation a breeze. Simply place it on top of the bottle, turn the crank, and the bottle will be uncorked without effort and without breaking the cap. Everything about the relationship of the driving gear of 6:01. The Planetary Gears is good to use with both synthetic stoppers and with those of cork.
You can find it on thinkgeek.com