A simple but reliable mechanical slot machine.
A cuckoo clock made for the Setechnic’s clock contest, features a standard clock with a cuckoo.
Lot of people ask me to create the instructions of this basic-working smooth engine, so I did. You can download the High Definition PDF or watch the pictures.
An Integraph is an instrument used in mathematics for plotting the integral of a graphically defined function.
The module I have designed for the french meeting GBC-fanabriques.
A new tool has been added to the tools page : WinchTools. WinchTools is a simply software which calculates some useful date about winch and pulley system. The aim is to calculate the maximun load on the hook with the parameters of your construction, including : motors, gears, diameter of winch, pulley system, weight of hook… Efficiency of drivetrain is managed, the available torque is reduced when you use worm and knob gear (lost power). I hope this software will be helpful for the crane builders to calculate speed, load, torque and so on. Winchtools by nico71 – Current version :...
My version of LPE3i based on scotch yoke system (original ideas from LPEpower) but with new switches ! It works smoothly at 200RPM with 4 hand-pumps and without friction (thanks to the scotch yoke).
An ideas I have seen on an ideas-book. It uses racks to program primary displacements. Designed in 2009