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Razor having a microfluidic shaving aid delivery system and method of ejecting shaving aid

  • US 7,103,977 B2
  • Filed: 08/19/2003
  • Issued: 09/12/2006
  • Est. Priority Date: 08/21/2002
  • Status: Expired due to Fees
First Claim
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1. A razor assembly which comprises:

  • a) a razor head having at least one blade; and

    b) a shaving aid delivery system disposed within the razor head, the shaving aid delivery system including a supply of at least one shaving aid fluid, a microfluidic circuit for communicating the shaving aid fluid from the supply to a plurality of outlet ports along a surface of the shaving aid delivery system, and at least one osmotic pump in a substrate for driving the shaving aid fluid from the supply through the microfluidic circuit.

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