dual-motor cable-slung drawbots suspend a mark-making device on a cable between two stepper-motors to create a triangular arrangement with the pen/spray-can/marker at the lower apex...
the marker is typically controlled by a software agent that describes its movement across the paper, and its up/down or on/off state...
hektor
hektor was created in 2002 by artist/researcher jurg lehni - it's one of the earliest of this type of drawing machine, and uses a spray-can to make drawings...
jurg lehni's beautiful website with descriptions of hektor and other projects...
polargraph
'polargraph' is a term coined by scottish programmer and designer sandy noble to define his particular suspended drawbot design...
his neologism is now widely used as a class descriptor for similarly constructed drawbot mechanisms...
sandy noble's polargraph website including descriptions, projects, blog and sales ...
architectural scale hanging drawbot
bill hart: 13 parallel lines
tasmanian artist bill hart created a customised suspended drawing machine system as an installation project exploring aspects of the work of the american minimalist art sol lewitt...
this 10 mins video documents the installation in motion...
seb lee-delisle : lunar trails
this is a link to artist-coder Seb Lee Delisle’s creative expansion of the 1979 arcade game Lunar Lander…