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If you have enough Leaf-Blowers, can you make a Ghetto Jet Engine ?

Gry

Well-known member
Veteran
Watching those test rigs shudder and jump up rings the bell for me.
I look at how easily this sort of thing is done today, and am left
amazed.

1944 V-1 Flying Bomb Technical film

https://www.youtube.com/watch?v=ffjdgVU_RMQ
1944 V-1 Flying Bomb Technical film p2

https://www.youtube.com/watch?v=NXWSQ4clh7k
1944 V-1 Flying Bomb Technical film p3

https://www.youtube.com/watch?v=HQccOvNG_ZY\
1944 V-1 Flying Bomb Technical film p4

https://www.youtube.com/watch?v=-XiRkk4zYtU
1944 V-1 Flying Bomb Technical film p5

https://www.youtube.com/watch?v=sfN50qB6h8Q
1944 V-1 Flying Bomb Technical film p6

https://www.youtube.com/watch?v=Kcup3W6uy_E
1944 V-1 Flying Bomb Technical film p7

https://www.youtube.com/watch?v=iVwBMxItjdg
V1 Pulsejet AS 014 Test

https://www.youtube.com/watch?v=Rdwbp6R2qM8
 

Gry

Well-known member
Veteran
Most interesting flying device I ever encountered, was a device developed by the German navy pre WWII. Was a small non powered auto gyro on floats. Designed for one person to sit on, was about the size of a kids sled, and was towed with a line by Uboats. Would ascend to about 300 feet.
Designed as an observation platform.
One is on display in the Air and Space Museum in DC
.
picture.php
The Focke-Achgelis Fa 330 Bachstelze
https://en.wikipedia.org/wiki/Focke-Achgelis_Fa_330
 

St. Phatty

Active member
the gold standard for do it yourself home flight

attachment.php


"The plane also carried twin counter-rotating pusher propellers connected by bicycle chains to the 12 horsepower motor. The pilot would lie beside the motor on the lower wing. With the pilot and the motor, the new aircraft weighed about 750 pounds."

so how many hp is a leaf blower motor ? 1/4 to 1/3 hp ?
 

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St. Phatty

Active member
So, in other words, what would come in really handy

is a downhill grade that runs for about 150 yards

with a 45 degree incline.


With Roller Skates for mini-airplane wheels.

Got to use GRAVITY to generate the initial speed - not leaf-blowers.

Like this guy - but slower -

https://www.youtube.com/watch?v=QR9jZjsvGN4


This is what I got.

It would need a smooth concrete or blacktop surface for that 150 yards, like times when I have done downhill roller skating.

Of course my top speed is only about 35 miles per hour.

I would want about 1000 bales of hay underneath the take-off spot.

It would be more of a Glider.
 

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flylowgethigh

Non-growing Lurker
ICMag Donor
Most interesting flying device I ever encountered, was a device developed by the German navy pre WWII. Was a small non powered auto gyro on floats. Designed for one person to sit on, was about the size of a kids sled, and was towed with a line by Uboats. Would ascend to about 300 feet.
Designed as an observation platform.
One is on display in the Air and Space Museum in DC
.View ImageThe Focke-Achgelis Fa 330 Bachstelze
https://en.wikipedia.org/wiki/Focke-Achgelis_Fa_330

I was wondering what they did if the spotter saw a destroyer, who had spotted the spotter.

Dive dive dive! Dude is sitting there in a floating gyro, while his buddies have high-tailed it.

"If the U-boat captain were forced to abandon it on the surface, the tether would be released and the Fa 330 descend slowly to the water.?"

I can just hear the interrigation now...

"What are you doing in the middle of the ocean floating on this contraption?"

"Uh, it ran out of gas?"

Igor Sikorski was still working on the helicopter then.

Hang glider with a leaf blower for power? Might have a chance. Rogollo wing like a toy I got for Christmas as a kid. I think I wrecked it the first or second time I flew it.

ad-the-wing-thing.png


https://www.eliwhitney.org/7/we-test-wing-thing
 
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flylowgethigh

Non-growing Lurker
ICMag Donor
It definately was. X-15, space rockets, century jet fighters, and I lived through it.

Too bad for kids these days.
 

flylowgethigh

Non-growing Lurker
ICMag Donor
https://blackhawkparamotor.com/

http://poweredparaglidingfreetraining.com/

Yes, a flat or nearly flat surface can be used as a wing. They don't work very well at low airspeeds. The F-104 and T-38 are examples.

ss_ta-10030_001_734x265.jpg


Flat. Sharp.

https://en.wikipedia.org/wiki/Lockheed_F-104_Starfighter#/media/File:View_of_F-104_Wing.jpg

These two planes are flying at the same speed, but the flat wing on the little F-104 needs a lot of angle to stay at constant altitude, to make enough lift, compared to the big wing on the F-15.

https://en.wikipedia.org/wiki/Lockheed_F-104_Starfighter#/media/File:306705main_EC80-14126_full.jpg
 
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St. Phatty

Active member
Those blackhawk paragliders are good models because they are lightweight wings.

I want the wings to be attached to the arms, so the body hangs from the arms, which are holding onto handles in the wing.
 

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