Search found 6 matches

by dapaintballer331
Mon Jan 21, 2008 9:19 pm
Forum: Combustion Cannons
Topic: First recycled cannon (Tennis Ball Launcher)
Replies: 10
Views: 4767

I have 3 similar guns that proved to be a bombs as well :) see the failure analysis thread. Two exploded immediatly, and the other took probably 20 shots (until hairspray chemicals worked the glue from the tape)
by dapaintballer331
Mon Jan 21, 2008 9:13 pm
Forum: Combustion Cannons
Topic: First recycled cannon (Tennis Ball Launcher)
Replies: 10
Views: 4767

First recycled cannon (Tennis Ball Launcher)

Parts: 1 2 Liter bottle 2 Pringles cans Cotton balls Packaging Tape I drilled a hole in the bottom of the pringles can just big enough to get a 2 liter connector (without a cap) to fit. After it was in, I screwed the cap on from the inside of the can to secure it. After removing the bottom of anothe...
by dapaintballer331
Mon Jan 21, 2008 9:03 pm
Forum: General How-To & Discussion
Topic: Wrapping gun in tape reduce shrapnel?
Replies: 30
Views: 5288

It won't do a thing, not with pvc nor a 2 liter bottle.
Also, guns wrapped in duct tape are more likely to explode.
(If it was strong it wouldn't be wrapped in duct tape in the first place). Same reason people who wear hats are more likely to get skin cancer.
by dapaintballer331
Mon Jan 21, 2008 8:54 pm
Forum: Ammo & Parts
Topic: Launcher Failure Analysis Log
Replies: 32
Views: 51905

I made a gun out of a UTZ Pretzel Jar, 2 Liter, and a Metal Pole from a pinball machine (leg). A strawberry was loaded, but the explosion was enough to shoot the barrel off. Somehow, the pretzel>2 liter connection held perfectly. 2 Liter Bottles > Strong UTZ Pretzel Jars > WEAK Duct Tape > Weak Befo...
by dapaintballer331
Sun Jan 13, 2008 4:39 am
Forum: General How-To & Discussion
Topic: Remote DunkTank
Replies: 4
Views: 1429

Remote DunkTank

I decided I had nothing better to do that figure out a way to remotely trigger my gun, and I mean remotely. Well I got a small wireless webserver all set, which is hooked to my pneumatic cannon's solenoid. There is a webcam & video streaming service installed as well. Completing my solenoid circuit ...
by dapaintballer331
Tue Jan 01, 2008 2:47 am
Forum: General How-To & Discussion
Topic: Calculating Gun Performance
Replies: 3
Views: 4286

Calculating Gun Performance

I made a quick physics calculator in PHP. All numbers given will never be reached because of air drag, but they can give you a rough estimate. This is all for fun. Part 1: (shooting gun straight up for simple calculations) http://gamerssoft.com/?page=spudcalc Part 2: (using part 1's info to find max...