US 11,993,085 B2
Heater, liquid discharge apparatus, and printer
Ryusaku Hida, Kanagawa (JP); Kazuaki Kamihara, Tokyo (JP); Kohki Asada, Tokyo (JP); Kenji Nozawa, Kanagawa (JP); Genichiroh Kawamichi, Ibaraki (JP); Hiroshi Sawase, Kanagawa (JP); Yoshihiro Takahashi, Tokyo (JP); and Shun Saito, Kanagawa (JP)
Assigned to RICOH COMPANY, LTD., Tokyo (JP)
Filed by Ryusaku Hida, Kanagawa (JP); Kazuaki Kamihara, Tokyo (JP); Kohki Asada, Tokyo (JP); Kenji Nozawa, Kanagawa (JP); Genichiroh Kawamichi, Ibaraki (JP); Hiroshi Sawase, Kanagawa (JP); Yoshihiro Takahashi, Tokyo (JP); and Shun Saito, Kanagawa (JP)
Filed on Jun. 8, 2022, as Appl. No. 17/834,970.
Claims priority of application No. 2021-112453 (JP), filed on Jul. 6, 2021.
Prior Publication US 2023/0011940 A1, Jan. 12, 2023
Int. Cl. B41J 2/175 (2006.01); B41J 2/03 (2006.01); B41J 2/145 (2006.01)
CPC B41J 2/175 (2013.01) [B41J 2/145 (2013.01); B41J 2002/032 (2013.01)] 15 Claims
OG exemplary drawing
 
1. An irradiation unit comprising:
an irradiator configured to irradiate a liquid applied on a liquid attachment region in an irradiation target with an active energy ray to dry or cure the liquid on the liquid attachment region in the irradiation target; and
circuitry configured to control an output of the active energy ray emitted from the irradiator to an edge portion in the liquid attachment region of the irradiation target to be larger than an output of the active energy ray emitted from the irradiator to a non-edge portion in the liquid attachment region excluding the edge portion.