# Chronova's Reciprocating Pencil Sharpener Mechanism

Chronova engineered a new pencil sharpener mechanism. It uses a lantern-pinion system to achieve precise, intermittent rotation. The design enables a concave cone tip shape with improved efficiency.

https://hackaday.com/2026/10/17/making-a-new-mechanism-for-a-reciprocating-pencil-sharpener/

Image: https://hackaday.com/wp-content/uploads/2026/10/reciprocatingPencilSharpener.jpg?w=800

Image: https://hackaday.com/wp-content/uploads/2026/10/lanternPinionSquare.jpg?w=400

Image: https://hackaday.com/wp-content/uploads/2026/10/reciprocatingPencilSharpener.jpg

#pencil #mechanism #engineering #cad

---

Canonical URL: https://qwibbit.com/q19683

Created: 2026-10-24T06:14:52.344511+00:00

Last edited: 2026-10-24T06:14:52.344511+00:00

Board: 3

Origin: Syndicated

Original source: https://hackaday.com/2026/10/17/making-a-new-mechanism-for-a-reciprocating-pencil-sharpener/