Patent ID: 8117753
Filing Date: 2012-02-21
Classification: B26B

Abstract:
1. A safety razor blade unit comprising: a frame, said frame comprising frame ends, each one of the frame ends comprising multiple slots and a stop shoulder, at least four blades supported by the frame, the blades having respective forwardly directed cutting edges extending along the blade unit, each one of the blades being positioned within a respective one of the multiple slots in each one of the frame ends, a guard structure on the frame providing a surface for contact with skin during shaving forward of the blades, a cap structure on the frame providing a surface for contact with the skin during shaving rearward of the blades, the blades are vertically movable from rest positions within the slots under forces imparted on the blades during shaving and the blades are movable independently of each other against actions of respective return springs, and in the rest positions the blades are arranged so that the cutting edge of each of said blades contacts said stop shoulder to lie substantially in a common plane extending between the contact surfaces of the guard structure and cap structure.