Patent ID: 7913399

Claim:
A blade set for hair clippers which comprises a lower fixed blade with a first toothed front edge; an upper fixed blade with a second toothed front edge which is disposed on top of the lower fixed blade and aligned corresponding to the lower fixed blade so that the teeth of the first toothed front edge and the second toothed front edge do not overlap with each other; a movable blade assembly which is flat and extends in a plane parallel to a lengthwise plane of the upper fixed blade and a lengthwise plane of the lower fixed blade and disposed in between the lower fixed blade and the upper fixed blade in such a way that a user's skin is protected from getting injured by the movable blade assembly; a driving means connected to the movable blade assembly to reciprocate the movable blade assembly laterally relative to the lower fixed blade and the upper fixed blade in an operating condition; a third toothed front edge provided at a front end of the movable blade assembly, a lower portion of which cooperates with an upper portion of the first toothed front edge to define a first cutting surface, and an upper portion of which cooperates with a lower portion of the second toothed front edge to define a second cutting surface; and a blade holder which secures the lower fixed blade, the movable blade assembly and the upper fixed blade together to form a blade set and the blade set is connected to the hair clippers; the driving means is provided with a connecting piece, and the movable blade assembly is provided with a notch corresponding to the connecting piece for receiving the connecting piece; the connecting piece passes through corresponding notches provided on each of the upper fixed blade, the movable blade assembly and the lower fixed blade, and the size of each notch of the upper fixed blade and the lower fixed blade is larger than that of the corresponding connecting piece so as to allow reciprocating action of the connecting piece.