EP 2431192 B1 20150527 - Writing pen with ink storage
Title (en)
Writing pen with ink storage
Title (de)
Schreibstift mit Tintenspeicher
Title (fr)
Stylo d'écriture avec réservoir d'encre
Publication
Application
Priority
EP 10176794 A 20100915
Abstract (en)
[origin: EP2431192A1] A writing pen with ink storage is provided, comprising a writing nib, an ink storage compartment for storing ink, an ink inducing device for inducing ink into the writing nib, wherein the writing pen further comprises an air pressure balancing plug which is plugged in an open end of the ink storage compartment to seal ink, and a breathable core having nanopores, the breathable core being inserted into the air pressure balancing plug with one end extending into ink and the other end communicating with ambient air. The writing pen with ink storage of the present invention has simple structure, provides fluent writing and no ink leakage.
IPC 8 full level
CPC (source: EP)
B43K 8/03 (2013.01); B43K 8/08 (2013.01); B43L 19/0018 (2013.01); B43L 19/0068 (2013.01)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR
DOCDB simple family (publication)
DOCDB simple family (application)
EP 10176794 A 20100915