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/diy/ - Do It Yourself


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439183 No.439183 [Reply] [Original]

Been thinking about making an autogyro. It costs close to a new scooter and under a new motorcycle -- without buying an actual autogyro kit.

I am still trying to figure out what would be the cheapest engine with the slowest speeds - because too fast will make it dangerous for me.

Anyone got any suggestions?

>> No.439187

Bump. I heard it's possible to use a chainsaw engine or a lawnmower engine for this purpose

>> No.439189

Make sure you lodge a comprehensive will with a reputable solicitor first, OP. You don't want to complicate the grieving process for your family.

>> No.439190

>>439189
Ain't got no family, son. Been living in the woods for years.

>> No.439192

If any of ya'll got just any suggestion not concerning my possible death or something along those lines, then please add them to this thread

>> No.439198

bump

>> No.439621

>>439189
this fucking english

*sigh* fucking bostonians we never should have rebelled

>> No.440593

lawn mower? all you need is to build a clutch

>> No.440659

I'd say a 50cc - 125cc scooter engine, they're easy to get parts for, lots of guides and lots of enthousiastic people who know how to fix them, can deliver about 5-20hp

>> No.440707

>>439183
>cheapest engine with the slowest speeds - because too fast will make it dangerous for me
You should just swallow poison now and kill yourself that way, it'll cost less money, be less painful, and leave less of a mess for your next of kin to clean up after you're dead.

For fuck's sake child, at least go get some books on aeronatical engineering and learn how flying things fly, before trying to hack together something that flies in your backyard like some sort of Darwin award candidate-level retard.

>> No.440804

>>439183
Aeronautical engineering student here.

Control in an autoGyro are serious shit. Hard as fuck to control, even in well designed aircrafts it get dangerous, read about control in cuatrirotors and gyros in general.

http://www.youtube.com/watch?v=n3lbKqStvHI

>> No.440840

Aircraft mechanicfag (among other skills) here:

Do a kit. If you are poor, aircraft are not for you other than powered hang gliders.

Are you already a competent machinist, welder, fabricator, engine tuner, etc? You will need to become one in addition to being a pilot.

The speed isn't an issue. Filling your knowledge and experience gaps are the issues. By the time you can do a proper autogyro from scratch, you will have spent MUCH more than a kit costs.

Also, read up on homebuilt aircraft in general. You CAN, eventually, do what you want. However, you can't just slap together some junk and expect results other than crashing and feeling stupid.

The things you LEARN doing such a project will greatly expand your personal skillset, but seriously, do a kit first.

If you don't have the money for a kit, you clearly aren't skilled enough to do the work because anyone with those skills can easily make a few thousand dollars extra for such a hobby project.

Get yourself to some aircraft forums and study.

Consider BECOMING an aircraft mechanic. It's huge fun.

>> No.440843

>>440840
>Aircraft mechanicfag (among other skills) here:

why say "among other skills"? are you insecure about being an "aircraft mechanic"?

>> No.440876

Not at all nor would that phrase so imply, but if you aren't satisfied with "aircraft mechanic" (USAF crew chief and hold an AMT license), add avionics (OV-10, F-4 Phantom) and engine mech (F-16 A/B/C/D), and motorcycle/auto/truck/small engine mech.

I've trained many technicians and would like OP to have a productive and enjoyable experience.

What he wants is not impossible, and what he'll need to do to get it would be terrific experience and worth much more than having an autogyro.

If OP uses his goal as a benchmark, he can shoot for it by becoming what he needs to be to build and fly that aircraft.

Have some tasty modern designs:

http://www.eaa.org/lightplaneworld/articles/1102_gyroplanes.asp

OP should go to the EAA Oshkosh meet if he's serious. He can ask the experimental aircraft builders the best course of action.

SportAir Workshops:
http://www.sportair.com/


http://www.airventure.org/

>> No.440921

>>440876
Assuming that you're >>440840
then maybe you could stop pretending to be a badass and prove yourself.

As for OP, you might want to consider building something like a powered glider, they can be cheaper and are easier to build/ fly.

>> No.440922

OP, you might want to consider building something like a powered glider; they can be cheaper to build and easier to fly.

>> No.440926

>>439183
Op, do as this gentleman suggests
>>440876


Ive read some info and read some homebuilt plans.. many use
>VW beetle engines
because of the size, hp, and rpm, but that is for a regular prop and not a gyro

but the eaa and their sportair guys will know.

>> No.440930

>>440926
Im this guy again,

I have some plans for a homebuilt helicopter that can use the following engines

a VW, Subaru, or Honda engine with at least 95 hp.
The plans themselves use a 4 cylinder VW with 100 octane fuel. from the older style vw beetle. like late 60's early 70's which are pretty cheap to buy online