TONER SUPPLY DEVICE AND IMAGE FORMING DEVICE

摘要

PROBLEM TO BE SOLVED: To increase a toner storage amount as much as possible without taking excessive cost and suppress variation of a toner supply amount even when a positional relationship between a toner bottle and a toner supply device is changed depending on an imaging station.SOLUTION: A toner supply device comprises: first to fourth toner conveying members 35-38 placed in a toner storage part 34 for storing toner and arranged so that respective axes 35s-38s are positioned in parallel to each other on the same virtual plane; a partition wall 45 for dividing between a first space 34a including the first and second toner conveying members 35 and 36 on an uppermost stream side when viewed from a toner conveyance direction and a second space 34b including a third toner conveying member 37 on a downstream side than the uppermost stream side; and first and second openings 45a and 45b provided at both ends of the partition wall 45 and for delivering the toner from the second toner conveying member 36 to the third toner conveying member 37.