Media mill (1) having a magnetic circuit of magnetic impellers (11) on a shaft (12), magnetized media, and a magnetizable outer shell (10) which provides improved efficiency. The impellers (43) are magnetized by being sandwiched between at least two permanent magnets (45) in or on the shaft (42), which magnets have the same polar charge facing each other.
申请公布号
US5178338(A)
申请公布日期
1993.01.12
申请号
US19910692653
申请日期
1991.04.29
申请人
ZAKHEIM, HOWARD;GOLDSCHNEIDER, JAMES D.;ZAHN, MARKUS;HOFFMEYER, CHARLES L.
发明人
ZAKHEIM, HOWARD;GOLDSCHNEIDER, JAMES D.;ZAHN, MARKUS;HOFFMEYER, CHARLES L.