4 ms·
The Stem Boom is another somewhat mind bending mechanical idea. You have a roll that when opened, creates a boom. This can be very small when stored and very lo
by Gravityloss 1y ago
The Stem Boom is another somewhat mind bending mechanical idea. You have a roll that when opened, creates a boom. This can be very small when stored and very long when unfurled. Or two rolls that together form a boom.
https://ntrs.nasa.gov/api/citations/20170003919/downloads/20170003919.pdf https://ntrs.nasa.gov/api/citations/20170003919/downloads/20...
- mitthrowaway2 1y agoA similar mind-bending idea is the helical band actuator: https://en.m.wikipedia.org/wiki/Helical_band_actuator https://en.m.wikipedia.org/wiki/Helical_band_actuator https://www.pacospiralift.com/solutions/spiralift-solutions/ https://www.pacospiralift.com/solutions/spiralift-solutions/
- Gravityloss 1y agoThanks, this is the mind-bendiest of them all, had never heard about it!