Build tennis ball catapult

build tennis ball catapult

All the impressed Dads that came over to try it out had their own ideas about design improvements. .
Alternate from each side and crank the pegs clockwise until the cord is really tight. .Approximately 5 feet of string, a piece of cloth for the pouch that is 10 inches by 6 inches 1 dowel or broomstick or pipe that is about 1 inch thick and at least 15 inches long.Home, i have a channel with over 700 Videos!Power drill 9" Japanese pull saw (this is great for silent late night projects) 7/64 drill bit 1" drill bit tape measure (or yard stick) hammer, range: after all modifications this baby can chuck a tennis ball easily 60 feet *Hero Dad - any dad.Hi, Thanks for visiting my website.I first threaded the rope through the two drilled holes and then alternated front and back until I ran out of rope.The heavier the counterweight shiritsu bakaleya koukou episode 1-12 the better your trebuchet will perform but I would say that 20 pounds is about the limit for this design.Oh and his mechanism for releasing it with a long string is perfect.Doesn't ece seminar topics pdf that just make for a great day!Basic woodworking skills and tools are required, but the straight forward, easy to build design requires no complicated layout or joinery.
Let's Begin, layout two of the 2/4's this way.

It is much safer and a lot more fun!This is a crucial step and not easy to explain so I took a lot of photos. .It took about three hours to build (not counting the trips to Home Depot) and does not include any difficult cuts (all straight cuts) or elaborate tools.Learn How to Play Tennis With A Proven Step-by-Step European Teaching System -.The Miniature Trebuchet by Timberkits, the trebuchet was the ultimate artillery weapon of the medieval period and early renaissance.Individually crafted from cabinet-grade red oak, the da Vinci Trebuchet stands 14 inches tall in the cocked position, 24 inches tall in the fired position and will hurl a projectile up to 60 feet.Tennis Ball, trebuchet Plans, plan # TP2, payment Information.Cut this diagonally to form the two sides.Notice that this hold is not in the middle of the 2x4 - this will allow for the arm to swing and not scrap on the ground. .Vk4u8DrwyosQ after this test is when I decided to double the rope.
This is a catapult (ala torsion style) I built inspired from the video a contributor named schoondogs posted. .