| 摘要 |
A developing apparatus includes a developer container, a developer carrying member for feeding developer to a position opposing an image bearing member to develop a latent image formed on the image bearing member; a first chamber, provided in the container, for supplying developer to the carrying member; a second chamber, provided adjacent to the first chamber; a first feeding member, provided in the first chamber, for feeding developer; a second feeding member, provided in the second chamber, for feeding developer in a direction opposite to a feeding direction of the first feeding member; a partition member provided between the first and second chambers; an opening provided in each of opposite ends of the partition member; and a sensor, provided between the first and second feeding members at a position facing one of the partition openings, for detecting information relating to temperature or moisture of developer in the container.
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