Patent ID: 7681318

Claim:
A power-saving scissors comprising: a first handle having a first knife set formed on the second handle; the first handle being formed with a receiving space; an inner wall of the receiving space being formed with teeth; a second handle pivotally installed to the first handle by a planet gear set; the second handle having a second knife set; a gear being protruded from the second handle at a position corresponding to the receiving space; the center gear being located within the receiving space of the first handle; the planet gear set including the center gear, at least one peripheral gear and a cover; one end of the center gear being installed to the second handle and another end thereof being protruded with a post; the three peripheral gears being engaged to the center gear and also engaged to the teeth of the receiving space; the cover covering upon an outer side of the receiving space so as to seal the planet gear set within the receiving space; wherein at a side of the first knife set near the second knife set, the first knife set has an upper knife above the receiving space, a middle round concave knife below the receiving space and a lower knife below the second concave knife; at a side of the second knife set near the second knife set, the second knife set has an upper knife above the center gear, a middle round concave knife below the receiving space and a lower knife below the second concave knife.