CARTRIDGE MOUNTING SYSTEM FOR RAZOR ASSEMBLY

PROBLEM TO BE SOLVED: To provide a cartridge mounting system for a razor assembly. SOLUTION: A shaving assembly comprises a razor cartridge 20 with a bottom face 24 and a pair of elastic projecting parts 32a and 32b projecting from the bottom face and each of the elastic projecting parts has a reverse piercing projection on its outer end and the elastic projecting parts can be bent in responding to an external force. The razor cartridge can be mounted on a razor handle containing a yoke 50 and the yoke has facing side walls and a central hole extending between the facing side walls and each of the side walls has a fitting seat part 52 with a slot. When the razor handle is fitted to the cartridge, the elastic projecting part can be inserted into the central hole so as to set the reverse piercing projection into the slot of the side wall. The reverse piercing projection can slide in the slot in such a way that the cartridge can rotate to the handle.