From Department of Mechanical and Process Engineering at ETH Zurich:
The Aerial Construction project is a collaboration between the Institute for Dynamic Systems and Control and the Chair of Architecture and Digital Fabrication. The objective is to investigate and develop methods and techniques for robotic aerial construction... ( project homepage )
Midwest Motion Products Inc., based in Howard Lake, Minnesota, is pleased to announce the release of the new "GRA52" Right Angled Gearmotor System.
This new 1:1 Right Angled Gearbox allows for significantly increased versatility, and design whose geometry allows for the unit to be mounted in tight spaces.
We employ our Standard Brushed or Brushless DC Motors and Planetary Gearheads to complete the new R/A Design.
Features/Benefits: Cost effective design - as low as $250*, Very Versatile - Output Ratios ranging from 3.7:1 to 2076:1, Fully Reversible Design, Readily available - Samples can be built from Stock Material, High Volume capacity.