TONER FEED UNIT AND IMAGE FORMING APPARATUS EQUIPPED WITH THE SAME

摘要

A toner feed unit includes: a first feed portion having a first feed pipe for forming a first toner feed passage having a rectangular section and a first shutter member constructed so as to be rotatable about an axis perpendicular to the feed direction of the first toner feed passage and open and close the toner output end of the first toner feed passage; and a second feed portion having a second feed pipe for forming a second toner feed passage having a rectangular section and a second shutter member constructed so as to be rotatable about an axis perpendicular to the feed direction of the second toner feed passage and open and close the toner input end of the second toner feed passage.