Retractive mechanism for two-side boligrafts. (Machine-translation by Google Translate, not legally binding)

摘要

Retractable mechanism for pens with two loads, characterized in that it consists of a nylon or similar distributor device, a cam element mounted or linked to it and a cap that attaches them to the cap of the ballpoint pen so that the cap, cam and distributor are harmonized for a controlled rotation that is established between the unión of the cam and the distributor. (Machine-translation by Google Translate, not legally binding)