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Could a working one actually be built?

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Thread replies: 17
Thread images: 3

File: speculumhat.png (706KB, 931x515px) Image search: [Google]
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Could a working one actually be built?
>>
Well. One way to go about this is by pointing out the problems with the fictional design. Two are immediately apparent.

One: no stabilizer. The torque from the rotor would have you yawing uncontrollably.

Two: the controls suck. In the setup shown, you could bank left and right, but pitching forward would be awkward and difficult at best.
>>
Not unless his whole body is being dedicated to the copter's mechanisms.
>>
>>8143192
>you yawing uncontrollably

what if im not tired? or bored
>>
if everything in the pic was made of nanocarbon and the inspector was mostly hollow, then yes
>>
>>8143244
better with two rotors on top
>>
No fuel source
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>can't strap the thing to your head or you'll break your neck when your arms get tired of holding you up
I hope every day was upper body day, or else you're going to hit the ground.
>>
>>8143192

>no stabilizer

This could be fixed with coaxial rotors. Agree the controls suck, tho
>>
If some day we do personal devices that actually make us fly, iam sure this will be a retro version, like the james bond smart watch.
>>
>>8143192
>>8143354

Okay, so two coaxial rotors, and some improved control mechanism that at least allows for pitch. That can be done. Next questions are questions of math, which I don't know how to answer, but someone else might:

What is the minimum engine size and rotor size needed for the device to lift itself, a 200- pound man, and a bare minimum amount of fuel- say enough for a minute of flight? This is where we might find a disadvantage in coax rotors- they'll be heavier than a single rotor and stabilizer.

One more thing- just from the sheer force of the air rushing past the pilot's face, he might not be able to breathe without a compressed air supply and mask- which is going to add more weight for the engine to deal with.

I have a feeling that the minimum weight of the device is going to exceed what you'd want to carry on your head. In that case, we'd either have to go with a back-mounted device (which complicates the question of center of mass), or figure out some ridiculous system of struts to distribute weight across the body. Thinking gnarly shoulder pads.
>>
>>8143192
PAV expert here
What this guy said and the other fatal flaw is that there's nowhere for a powerful enough motor to go You would need about a 40 hp motor which is about the size of a PC tower. I think it could be done if he a) allows space for a proper motor b) make the handles a forward "U" shape so you can pitch easily and c) makes it coaxial You would need a harness to strap yourself in also because if your hands come off and your head is still attached you're hanged basically
>>
>>8143833
>You would need about a 40 hp motor which is about the size of a PC tower.
We're gonna need a bigger fedora.
>>
>>8143845
yep
>>
>>8143174
biggest problem: energy (as always)
i'm not even thinking about a fedora, as ppl said we need a 40hp motor.
For this we need a backpack.
I actually don't care tho, i mean, at least i could fucking fly then.

But how do you want to power it? gas? won't last long.
electrical? see above + takes ages to refill
>>
File: backpack helicopter.webm (3MB, 320x240px) Image search: [Google]
backpack helicopter.webm
3MB, 320x240px
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File: 456.jpg (58KB, 594x439px) Image search: [Google]
456.jpg
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>>8143833
>PAV expert here
>I've posted lots about PAVs therefore I'm are expert
Thread posts: 17
Thread images: 3


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