Pen with ball point - is curved like user's fingers for ease of holding

摘要

The ballpoint pen (1) consists of a housing with writing cartridge. The pen is curved in axial direction, over its complete length. The curvature corresp. approx. to that of a slightly bent, relaxed index finger. The radius of curvature, measured along the body axis, is approx. 12cm. USE/ADVANTAGE - Curved pen with ball point prevents tiredness and cramp.