US 11,892,789 B2
Fixing belt, fixing device, and image forming apparatus
Junko Yamasaki, Kanagawa (JP); Kenta Shingu, Kanagawa (JP); and Hideaki Ohara, Kanagawa (JP)
Assigned to FUJIFILM Business Innovation Corp., Tokyo (JP)
Filed by FUJIFILM Business Innovation Corp., Tokyo (JP)
Filed on Jan. 11, 2023, as Appl. No. 18/152,768.
Claims priority of application No. 2022-018998 (JP), filed on Feb. 9, 2022.
Prior Publication US 2023/0251596 A1, Aug. 10, 2023
Int. Cl. G03G 15/20 (2006.01)
CPC G03G 15/2057 (2013.01) [G03G 2215/2035 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A fixing belt, wherein, in a measurement of a Fourier transform power spectrum of a surface profile of an inner peripheral surface of the fixing belt, a ratio of an average of a power spectral density at a wavelength of 2 μm or more and 6 μm or less to an average of a power spectral density at a wavelength of 10 μm or more and 50 μm or less is 0.82 or more and 0.92 or less.