Razor blade unit

  • US 6,516,518 B1
  • Filed: 07/10/1998
  • Issued: 02/11/2003
  • Est. Priority Date: 01/12/1996
  • Status: Expired due to Term
First Claim
Patent Images

1. A safety razor blade unit having at least one elongate blade, and a skin engaging member defining a surface for contact with the skin during shaving, said surface being defined by spaced hollow projections extending upwardly from a base and open at their upper ends, each said spaced, hollow projection having a continuous wall that is spaced from walls of adjacent projections and extends all of the way around an internal hollow region from said base to said upper end, the projections being formed of resiliently flexible material whereby the upper ends of the projections can be deflected locally under forces encountered during shaving, wherein the height of the projections above the base is greater than or equal to 0.38 mm.

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