Pen

Abstract

The invention provides a pen. The pen comprises a pen head, a ball-type universal joint, a washer and a pen holder, wherein the ball-type universal joint is connected with the pen holder through a pen holder connecting part and is connected with the pen head through a pen head connecting part; the pen holder connecting part of the ball-type universal joint is in a hollow tubular shape and is provided with internal threads; the front end of the pen holder is provided with external threads and is in threaded connection with the pen holder connecting part; the washer is arranged inside the pen holder connecting part and is positioned in the middle of a ball body of the ball-type universal joint and the front end of the pen holder; both ends of the washer are provided with sawteeth; the front end of the pen holder is provided with sawteeth meshed with sawteeth of the back end of the washer; and a contact part of the ball body of the ball-type universal joint and the front end of the washer is made of rubber. The pen has the advantages of regulating the angle of the pen head and the pen holder according to writing habit and finger size of different people and meeting the requirement of special writing, such as writing in a bottle and the like.

Description

technical field [0001] The invention relates to a pen. Background technique [0002] At present, the pens on the market are all coaxial pens, that is, the pen holder and the nib are located on the same axis. The disadvantages are: (1) When the structure is designed, human mechanics is not considered. , cannot continue to work for a long time; (2) when holding the pen, your own fingers often obstruct the user's sight and vision; (3) when drawing a line along the edge of the ruler, you cannot directly touch the edge of the ruler, which is prone to visual or grip errors. Affects accuracy and requires changing grip positions from time to time. [0003] Due to the various defects of the coaxial pen, in the Chinese patent application number 98101060.1 and the name "different axis pen", the inventor provides a different axis pen from the traditional coaxial pen to solve the above problems. The invention provides The different-axis pen includes a pen holder, a different-axis part ...

AI Technical Summary

Problems solved by technology

[0004] But the different-axis pen provided by this invention still has certain defects. Its different-axis part is a fixed structure, and the angle, size and shape of the different-axis part have been determined when it is produced, and everyone's finger size and writing habits are different. The same, so this off-axis pen can not meet the needs of different people

Images