umh amp; t.; llung r amp; t.; r quarzkugel

摘要

umh & t.; llung r & r, a quarzkugel, t.;consisting of a go & auml; use(1) r & t.; rat least one quarzkugel (2), characterised by the fact that thedon & auml; use(1) at least one chamber (11) f & t.; r (2) in the quarzkugelthe inside wall of a ringf & all; rmigethe rib (12) is provided, whose diameter is a little smalleras the ow & w; endurchmesserthe quarzkugel (2), which, when the quarzkugel (2) in the chamber.(11) is incorporated, the ringf & all; rmigethe rib (12) to the ow & w; enfl & auml; che of the quarzkugel(2) dr & t.; ckt.