Patent ID: 7003886

Claim:
A cutter unit for an electric shaver for shaving human facial hair comprising an inner cutter unit and an outer cutter unit wherein said outer cutter unit is disposed in an upper portion of a main body case of said electric shaver with an outer cutter of said outer cutter unit being held in an outer cutter frame, wherein said outer cutter is provided, in an outside surface thereof which contacts facial skin of a user, with a plurality of recesses and only said plurality of recesses are filled with a synthetic resin and said inner cutter unit having an inner cutter blade that makes sliding contact with an inside surface of said outer cutter is disposed in a upper portion of said main body case of said electric shaver, wherein said inner cutter blade is provided, in a blade surface thereof that makes a sliding contact with said inner surface of said outer cutter unit, with a plurality of recesses, and only said plurality of recesses are filled with a synthetic resin whereby not only is contact of said outside of said outer cutter unit and facial skin of a user improved but also a sliding contact between a blade surface of said inner cutter and an inner surface of said outer cutter is improved.