Exquisitely engineered "soft" robotic arm is powered by air

This sounded familiar so I did a quick search. The company I work for has a user story from Festo about what looks to be an earlier version of this arm that offers a few additional technical details plus a link to a 2010 video. They’ve made what looks to be a lot of progress in the past nine years!

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I was just thinking the same thing!

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Very good point.

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Twerk it!

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I went through several FESTO vids, and these two are the only ones that hint at the associated noise (which – YES! – must be raucous). In the first video, you can hear the arm being powered down, and in the second vid you can hear the air action through just one of the muscle tubes that would form part of, say, a “bicep”, which itself would incorporate a few of these tubes:

Still, these devices would be great for “waldo” applications where a remotely-located human operator would not be exposed to whatever danger is posed by the application.

I’d think the only way the process noise can be abated (and even so, not very well; read on) is to have some suitably-sized vessel serve as the pneumatic source. It could be pressurized to some level well above what the FESTO arm needs, with a pressure regulator stepping the pressure down for the arm’s requirements. The vessel pressure would have to be raised every now and then, but it would not be a continuous thing. You’d still end up with the click-click of solenoids opening or closing whenever the air in the arm’s tubes need to be bled off or pressurized. Beautiful robotic arm, though. And noisy. Just like a Ferrari.

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Came for tentacle porn jokes, left mildly satisfied.

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Just watch out for Kokor Hekkus: he’d love to get his hands on this technology for his killing machine.

I guess that, in the vacuum of space, the noise will not be an issue.

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And may god have mercy on your soul.

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We’ve already got an orange gasbag overlord and look how well that’s going!

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I think he’s an Atheist?

In space, nobody waits for their noisy 3D prints to come.


unf. can’t find links to testing tire goop in hard vacuum. Micrometeorites, my shiny metal can!
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