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Nib-concealing mechanism for retractable writing instruments

  • US 20060245813A1
  • Filed: 04/11/2006
  • Published: 11/02/2006
  • Est. Priority Date: 04/27/2005
  • Status: Abandoned Application
First Claim
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1. A nib-concealing mechanism for retractable writing instruments comprising:

  • a) a sleeve, said sleeve inside the barrel of said writing instrument, the writing fluid cartridge of said writing instrument slidable within said sleeve;

    b) a writing nib aperture, said writing nib on said writing fluid cartridge normally in said writing nib aperture;

    c) flap-like concealing means, said flap-like concealing means biased to normally conceal said writing nib aperture, said flap-like concealing means movable to allow said writing nib to extend out of said barrel of said writing instrument, and said flap-like concealing means biased to re-conceal said writing nib aperture when said writing nib is retracted back into said writing nib aperture; and

    , d) cooperative connection, there being a cooperative connection between said barrel and said flap-like concealing means so as to effect said biasing of said flap-like concealing means.

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