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A comment on Repurposing the cadaver of a spider to create a pneumatically actuated gripper. Parent comment

Re:Repurposing the cadaver of a spider to create a pneumatic... by efitz on Sunday July 31, 2022 @01:32AM (#32293447)
Wheel spider: https://en.m.wikipedia.org/wiki/Wheel_spider

Earth biology doesn’t seem to have invented powered rotary motion around an axle, that I’m aware of, but I don’t see any reason why it could not have.

And biology has inspired many inventions that have been analogs rather than copies, eg flight.

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Re:Repurposing the cadaver of a spider to create a pneumatic... by tlonny on Sunday July 31, 2022 @06:37AM (#32294659)
IIRC, The motor that powers flagellum in bacteria is an example of powered rotary motion.

https://en.wikipedia.org/wiki/Flagellum#Bacterial

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Re:Repurposing the cadaver of a spider to create a pneumatic... by efitz on Sunday July 31, 2022 @08:44AM (#32295143)
Ok that is seriously cool.
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Re:Repurposing the cadaver of a spider to create a pneumatic... by yesbabyyes on Sunday July 31, 2022 @02:05AM (#32293575)
There is the issus, a small jumping insect which has developed a gearbox in order to get adequate jumping power: https://www.cam.ac.uk/research/news/functioning-mechanical-g...
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Re:Repurposing the cadaver of a spider to create a pneumatic... by 9991 on Sunday July 31, 2022 @03:54AM (#32294044)
Not for power — to synchronize the legs.
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