mathematics – Nico71's Technic Creations

Maths Instrument : Integraph

30/10/2025 30/10/2025

LEGO Technic replica of an Integraph, a mathematics instrument created in 19th century by Abdank-Abakanowicz, for plotting the integral of a graphically defined function. Designed in 2011, finally with instructions !

Bilateral Letter Scale

26/11/2024 26/11/2024

A fully mechanical bilateral letter scale, made in LEGO Technic, with dials from 0 to 175gr, perfect for antique objects enthusiasts or to decorate a desk. Instructions and Complete Kits available.

New Instructions for the digicomp !

03/08/2017 08/02/2024

A small post to inform you that the digicomp has now its pro-rendered Building Instructions !…

Mechanical Calculator

20/02/2016 08/02/2024

A mechanical calculator, which is capable to add and substrat, featured carry mechanism, keyboard, overflow mechanism and openable part for set up….

Calculator – Overflow

20/02/2016 08/02/2024

Here is the third part on my mechanical calculator machine, focused on overflow mechanism and how to make substraction….

Calculator – Keyboard

16/02/2016 08/02/2024

Here is the second part on my mechanical calculator machine, focused on keyboard system….

Orthogonal Planimeter

03/02/2013 08/02/2024

A mechanical device used for calculating area on an arbitrary shape….

Pritz Hatchet Planimeter

19/01/2013 08/02/2024

My first planimeter, very simple and very demonstrative to understand how a mechanical device can calculate area….

Lego computer : Digicomp

24/08/2012 17/10/2024

The digicomp was a mechanical computer sold as a plastic toy in 1963. Capable to count, multiply, divide, depending of how it is programmed….

Lego Mechanical Loom

11/07/2012 08/02/2024

The finished mechanical loom, designed for Fana’briques 2012 exhibition which took place the 29th, 30th June 2012….

Torque Limiter

09/07/2012 08/02/2024

An automatic switch-off torque limiter, designed to prevent damage by excessive torque….

Mechanical Loom – The beginning

18/05/2012 08/02/2024

Here is the first attempt to build a complete mechanical loom, which works but is not enough reliable….