Patent Number: 6,168,336

Title: Ballpoint pen for ink

Abstract: A ballpoint pen in which ink is freely received in the shaft of the ballpoint pen or is received in a cartridge includes a supply wick, a compensating body and a writing tip with a ball, wherein the ball is fastened and rotatably mounted in a tube, and wherein the tube has a continuous ink duct. The ink duct of the ballpoint pen is constructed as a free throughbore and does not have any additional core bodies or ink conductors, and the supply wick extends axially completely through the compensating body in the area of the compensating chambers formed in the compensating body.

Inventors: Thost; Horst (Buckenhof, DE), Kolb; Horst (Kalchreuth, DE)

Assignee: J. S. Staedtler GmbH & Co.

International Classification: B43K 1/08 (20060101); B43K 7/10 (20060101); B43K 1/00 (20060101); B43K 7/00 (20060101); B43K 7/01 (20060101); B43K 007/10 (); B43K 007/08 ()

Expiration Date: 01/02/2018