Second, the pen doesn't like water after being placed for a period of time, which may be caused by the solidification and dry knot of the used ink blocking the channel. Soak the nib and nib in hot water, and then brush the solidified substance with a fine bristle toothbrush.
Third, the pen tip is too hard or too thin to like water. When the shaving blade can be cut along the gap of the pen tip, the pen tip will rotate the blade forward by 10- 15 degrees, and then turn it over by 10- 15 degrees to prevent platinum from slipping.
Fourth, the pen tip is already sharp, and I don't like water. Poke the pen tip on the glass in a writing grip (pen tip facing up), and press it lightly to reset.
5. The water supply principle of pen is to take water from the pen bag through the pipe installed on the tongue behind the pen tip, and its principle is to rely on atmospheric pressure. You can connect the nib with your tongue and twist it with your mother finger and forefinger. The nib is dry. Soak it in water first, or it won't twist! Blow into the thin tube with your mouth first. Wipe the tube with toilet paper, don't get your mouth dirty! If the effect is better, if it is not, take off the tube at the end of the tongue, dredge it and put it on the original road. By the way, clean the pencil case and absorb water repeatedly. )
Extended data
Pen is a widely used writing tool, which was invented at the beginning of19th century. The pen is made of metal, and the writing is smooth, elastic and quite smooth. On the mouth of the pen or the surface of the pen tip, there are obvious trademark numbers and models. It is divided into dip pen, fountain pen and ink bag pen.
Pen is a writing tool with metal as the main body. It can be said that western calligraphy is a writing tool that writes through gravity and capillary action, and then through duckbill pen. Most pens can be replenished with ink. Generally speaking, vials or straws such as eye drops are used to supplement the kit.
The earliest historical record of fountain pen can be traced back to 10 century, and this earliest fountain pen has been used until 18 century. The development process was very slow, but it was not until the beginning of the 9th century that a pen with stable and accelerated flow was invented in the production process. Only three key inventions have made the pen a widely popular writing tool. These inventions are: gold nib made of iridium, hard rubber and free-flowing ink.
(Refer to Baidu Encyclopedia Pen)