Gift Project This Is A Fun Weekend Project For Woodworkers Who Are Long On Enthusiasm And Short On Time Or Short Of Holiday Gifts
Gift project this is a fun weekend project for woodworkers who are long on enthusiasm and short on time or short of holiday gifts is post about Magazine bookmarked by everett with ID 12249605778 was uploaded on 06-03-2019 and has been viewed 380,730 times.
Build a Time Delay Exploding Box Photos by Charles Mak; Illustration by Len Churchill INFO: DIFFICULTY - 2/5, LENGTH/TIME - 2/5, COST - 1/5 A typical exploding coin bank works like this: drop in a coin, you hear a bang and the bank breaks apart into pieces.
Exploding coin banks may be losing their appeal as a surprise object because you know what to expect the second you drop the coin, don't you? Not with this time delay exploding box that I recently designed.
Mine will not explode at the drop of, in this case, a 3/8 " dia.steel ball.It will do so only after a few seconds of delay, thanks to a delay mechanism hidden inside.The BoxThe box consists of the top and bottom (3/8 " x 3" x 4-1/2" each), the left and right sides (1/4 x 3 x 2-1/2" each), and the front and back (1/4 x 3 x 4-1/2" each).
Every piece, except the top, is very simple.The top has a number of smaller pieces attached to its underside, which make up the time delay device.Begin by cutting all the six main parts to final dimensions.
Drill and chamfer a 3/8 " dia.hole, on the centerline...