Does anyone know what the official name is for the types of hinges that the mavic uses? The ones that only lock in two positions and that look like this:

I want to use these types of hinges in my 3d printing projects and would like to know the general name of them. I can't find them anywhere online.

I want to use these types of hinges in my 3d printing projects and would like to know the general name of them. I can't find them anywhere online.