Nib for writing felt pen
AssigneeSociete BIC
InventorEtienne Roudaut
Life of this patent
Estimating the term…
Abstract
A nib for a refillable free ink writing felt pen includes a body and a dry ink tank including dry ink, the dry ink tank being delimited by the body of the nib and a dry ink tank wall including a breakable portion.
Claims20
A writing kit comprising a refillable free ink writing felt pen body and one or more nibs,
- wherein the refillable free ink writing felt pen body comprises a nib receiving part and a liquid ink tank, the nib receiving part comprising a breaking part configured to break a breakable portion of a dry ink tank of a nib of the one or more nibs upon insertion of the nib into the nib receiving part,
- wherein each of the one or more nibs comprises:
- a body comprising:
- a first end, configured to deliver ink to a writing support;
- a second end, opposite the first end, configured to be inserted in the nib receiving part of the refillable free ink writing felt pen body of a refillable free ink writing felt pen;
- and
- the dry ink tank comprising dry ink, the dry ink tank being delimited by the second end of the body of the nib and a dry ink tank wall comprising the breakable portion.
A method for filling a refillable free ink writing felt pen body, wherein the refillable free ink writing felt pen body comprises a nib receiving part and a liquid ink tank, the nib receiving part comprising a breaking part configured to break a breakable portion of a dry ink tank of a nib upon insertion of the nib into the nib receiving part, the method comprising:
- filling the liquid ink tank with water;
- inserting the nib in the nib receiving part, wherein the nib comprises a body comprising:
- a first end, configured to deliver ink to a writing support;
- a second end, opposite the first end, configured to be inserted in the nib receiving part of the refillable free ink writing felt pen body of a refillable free ink writing felt pen;
- and
- the dry ink tank comprising dry ink, the dry ink tank being delimited by the second end of the body of the nib and a dry ink tank wall comprising the breakable portion;
- breaking the breakable portion of the dry ink tank with the breaking part of the nib receiving part so as to free the dry ink;
- mixing the dry ink and the water so as to make fresh liquid ink.
Dependencies are inferred from the claim text.