Back to results
US 12,761,584 B2Granted
Endless belt, intermediate transfer belt, transfer device, and image forming apparatus
AssigneeFUJIFILM Business Innovation Corp.
InventorsMasato Furukawa, Yosuke Kubo, Hiroaki Tanaka, Ryosuke Kubota, Minoru Rokutan, Daisuke Tanemura, Masayuki Seko
Life of this patent
Estimating the term…
Abstract
An endless belt contains a resin and electrically conductive particles, in which the endless belt has pores inside, and the pores are present such that a fraction of the pores increases from an outer peripheral surface side toward an inner peripheral surface side.
Claims18
An endless belt comprising:
- a resin;
- and
- electrically conductive particles,
- wherein the endless belt has pores inside, and the pores are present such that a fraction of the pores increases from an outer peripheral surface side toward an inner peripheral surface side, and
- wherein, in a section in a belt thickness direction,
- an area fraction Ao of the pores present on the outer peripheral surface side is 0% or more and 2.0% or less,
- an area fraction Am of the pores present in a thickness center portion is 0.5% or more and 8.5% or less, and
- an area fraction Ai of the pores present on the inner peripheral surface side is 1.5% or more and 21.5% or less.
5 more elements
Dependencies are inferred from the claim text.