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Utility knife

  • US 5,036,591 A
  • Filed: 08/09/1990
  • Issued: 08/06/1991
  • Est. Priority Date: 08/09/1990
  • Status: Expired due to Fees
First Claim
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1. A knife comprising(a) a resilient handle,(b) a blade fixedly connected to said handle, said handle including(1) a pair of complementary shells, each shell presenting an inner face and an outer face,(2) a hinge integral with both of said shells, secured to an inner side of each of said first and second shells and extending longitudinally with said shells,(3) a flap having a first flap member fixedly secured to said inner face of said first shell and a second flap member for receiving said blade,(4) a second hinge connecting said first flap member to said second flap member such that when said knife is in an open position said second flap member can rotate about said second hinge from a first position overlaying said inner face of said first shell to a second position overlaying said first flap member, and(5) means for detachably securing each of said shells to one another thereby forming an enclosure for said second flap member and blade when said knife is in a closed position.

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