Quoted from o-din:This is one that is very unique and was probably only used on one game.
Williams Nine Sisters has a "whirlygig" where a lower kicker propels the ball through it and a second kicker under the whirlygig propels the ball to the top of the playfield.
http://www.ipdb.org/machine.cgi?id=1679
that "whirlygig" looks suspiciously like a ramp to me!