how to make launcher for a jar

[Marius Andreiana]

On Sun, 2005-10-23 at 18:03 +0200, Dotan Cohen wrote:
> On 10/23/05, Josh Coffman <josh_coffman at yahoo.com> wrote:
> > ayone know how to make a launcher for a jar?
> 
> There are several effective methods. Probably the simplest method is
> to find a long board that is wide enough to fit the jar on, and to fix
> it on an axis. The height of the axis should be about one fourth the
> length of the board. A 'launch surface' made of friction material is
> recomended if you want the jar to lauch upwards. Otherwise,
> centrifical force causes the jar to slip outward and leave the board
> prematurly.
There are also proprietary mass launchers, which could launch jars too:
http://www.amazing1.com/mass-launcher.htm

:-)

-- 
Marius Andreiana