An improved piston cylinder fountain pen.

Abstract

This invention relates to an improved ink filling system for a pen- The system is the outcome of a long research on the topic. The aims and objectives of the research were to have a simpler system involving less number of constituent parts thereby rendering the System easier to operate and with less cost as compared to those already in the market. The system of the present invention comprises a piston and cylinder arrangement wherein there is a fine hole on one end of the cylinder which is connected with the-part the pen having nib , by press fitting. For filling ink the system of the present invention has to be taken out, dipped into the ink pot and pulling the piston after pushing it to create the process of suction- After filling ink the system is conveniently rejoined to the part having nib and the pen becomes ready for use.