HomeMade Flamethrower(s)

Discussion in 'The Lounge' started by kingthebadger, Aug 4, 2004.

  1. kingthebadger

    kingthebadger Newbie

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    A gun/hose assembly, and the tank:
    http://img10.imageshack.us/img10/8243/1-gun.jpg
    It’s made entirely of parts you can get at your average hardware store. The hose connects to a stop valve, which connects to a short pipe nipple that's tapped directly into the tank.
    http://img40.imageshack.us/img40/4795/2-valve.jpg
    The tank took a while to make, because I let each set of chemical welds dry before doing the next ones. The ends of the tank are two 90 deg. elbows and two 90 deg. street elbows, welded to make two full 180 deg. "U"s. One side of the tank is a 2' length of 4" sch.40 PVC, the other is a 4"x4"x1.5" T with standard pipe attached to each 4” socket.
    http://img28.imageshack.us/img28/8075/3-pipes.jpg
    Before assembling the parts, I drilled and threaded the two holes I needed in the tank ends: a 1/4" standard pipe hole for the outlet to the hose, and a 1/8" standard pipe hole for the valve that I would use to pressurize the tank. Interesting note: 1/4" and 1/8" pipes have no actual relation to the measurements of distance commonly known as the quarter inch and eighth inch. The holes are actually 7/16" and 11/32" respectively. Hooray for non-metric measurements.
    http://img40.imageshack.us/img40/6082/4-drill.jpg
    http://img40.imageshack.us/img40/9984/6-tapping.jpg
    http://img40.imageshack.us/img40/16...ppedthreads.jpg
    Next step: cement one end of the tank:
    http://img40.imageshack.us/img40/759/8-weld1.jpg
    Then the other:
    http://img40.imageshack.us/img40/2388/9-weld2.jpg
    After the tank dried, I dredged up an old camping backpack to hold it. I cut a hole in the bottom of the pack and screwed the gun/hose assembly into the base of the tank.
    http://img40.imageshack.us/img40/8640/10-backpack.jpg
    Finally, I screwed in the Schrader valve (which I bought from www.spudtech.com, an excellent online retailer for PVC weapons and parts) to complete the tank:
    http://img18.imageshack.us/img18/3293/11-svalve.jpg
    Now the whole rig was ready for some pressure testing. Since I would soon be running the distinct risk of giving myself heat-assisted, deep tissue exfoliation, I was extra-careful to make sure there weren't any leaks. I used up a lot of Teflon tape.
    http://img18.imageshack.us/img18/7053/12-tapedcap.jpg
    And, after filling the tank with water for a trial run, made sure the cleanout cap was on nice and tight
    http://img27.imageshack.us/img27/9522/13-tightcap.jpg
    before flipping on the air compressor.
    http://img27.imageshack.us/img27/8950/14-pressurize.jpg
    No leaks! At this point, I had quite possibly the world's most kick-ass super-soaker.
    http://img27.imageshack.us/img27/4641/15-test1.jpg
    http://img27.imageshack.us/img27/9643/16-test2.jpg
    Of course, I didn't go through all that effort for a damn squirt gun. So I added a pilot light in the form of a blow torch.
    http://img27.imageshack.us/img27/1951/17-torch.jpg
    Much better! The finished product:
    http://img27.imageshack.us/img27/91...hedproduct1.jpg
    http://img27.imageshack.us/img27/90...hedproduct2.jpg
    http://img27.imageshack.us/img27/55...hedproduct3.jpg
    There was only one thing left. Add some fuel (denatured alcohol; PVC is soluble in gasoline)
    http://img27.imageshack.us/img27/6721/21-fuel.jpg
    And TURN UP THE HEAT.
     
  2. Baal

    Baal Tank

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    I'm pretty sure everyone in the World has seen this :p

    I'm sure it was posted here....
     
  3. kingthebadger

    kingthebadger Newbie

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    who cares!
     
  4. CrazyHarij

    CrazyHarij Newbie

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    Old, but extremely awesome. :)
     
  5. Baal

    Baal Tank

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    Yea, it's true, I retract my statement, something like this is worth another look, and just incase someone missed it.
     
  6. Direwolf

    Direwolf Newbie

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    Yeah, the ol' Something Awful flamethrower. Was impressive.
     
  7. Farrowlesparrow

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    I haven't seen this...
     
  8. FoB_Ed

    FoB_Ed Party Escort Bot

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    yeah, there's also instructions to make homemade bombs on the internet too, you gonna give those out to the kiddies too?
     
  9. kingthebadger

    kingthebadger Newbie

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    sure, why not =)
     
  10. Varg|Hund

    Varg|Hund Newbie

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    Awful that something like that can be built by anyone :(
     
  11. Adrien C

    Adrien C Newbie

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    Really really old, but very cool indid.
     
  12. Direwolf

    Direwolf Newbie

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    With the exception of nuclear weapons, most any weapons can be built by someone determined enough. I don't know about anyone else, but I'd rather applaud and encourage the inventive and constructive people around us, rather than try to limit them.
    If he blows up his house with it, thats something alltogether different though. :LOL:
     
  13. Varg|Hund

    Varg|Hund Newbie

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    More worried about him blowing up my house ;)
     
  14. king John I

    king John I Newbie

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    i find that an aerosol can and match stick deos the trick for me, but then all i used it for was melting plastic elephants, if you want to know the best one its WD40, its an oil lubricant and used correctly a very very hot bitch.
     
  15. Brian Damage

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    My breath after a good vindaloo has a similar effect.
     
  16. Farrowlesparrow

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    Yeah I've tried that...The really good ones are where it comes out as a stream/jet rather than a misty spray.

    Brian, I would have thought the other end would work better :O
     
  17. Sulkdodds

    Sulkdodds Companion Cube

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    Flamethrowers are all well and good, but aren't they against the Geneva Convention? :0
     
  18. Direwolf

    Direwolf Newbie

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    Hehe...only if you use it on someone. :D
     
  19. [Matt]

    [Matt] Newbie

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  20. sHm0zY

    sHm0zY Tank

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    dude. thats bad ass i want it
     
  21. Brian Damage

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    No, the other end becomes a chemical weapon, which has been banned in 49 countries.
     
  22. richpull100

    richpull100 Newbie

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    It occurred to me while I was powerwashing my deck that if you attached a liquid propane source to the powerwasher, and a blowtorch to the end of t nozzle of the sprayer you would have a gas powered flame thrower. Anyone is free to try.
     
  23. Direwolf

    Direwolf Newbie

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    Certain types of chemical sprayers can ignite if used too quickly also.
     
  24. richpull100

    richpull100 Newbie

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    x00| man that iz |337
     
  25. PunisherUSA

    PunisherUSA Newbie

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    Hmmm, it would work better with NAPALM!! :flame:
    But for that you gotta make the tank better, as well as the nozzle, but that will suffice :devil:
     
  26. Pauly

    Pauly Tank

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    This i believe was posted before.
     
  27. kingthebadger

    kingthebadger Newbie

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    someone already said that in first few posts, next time, read, then post!
     
  28. Revisedsoul

    Revisedsoul Newbie

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    when you look at it laying on the groud finished int eh backpack it looks like a home made ghostbusters pack thingy
     

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