公开(公告)号：US20240402635A1

公开(公告)日：2024-12-05

申请号：US18695790

申请日：2022-05-18

Applicant: Hewlett-Packard Development Company, L.P.

Inventor： Sunhyung LEE ,  Hojin RYU

IPC: G03G15/20

Abstract: An example fuser includes a flexible fusing belt, a backup member located outside the fusing belt to form a fusing nip with the fusing belt, a heater substrate having a first surface including a heating element pattern and a second surface, opposite to the first surface, to heat the fusing belt in the fusing nip, and a heat conduction member in contact with the first surface of the heater substrate to distribute the heat of the heater substrate. The heating element pattern includes a first heating element having a first length greater than a width of a first print medium, and a second heating element having a second length greater than a width of a second print medium and greater than the first length.

公开(公告)号：US20230097936A1

公开(公告)日：2023-03-30

申请号：US17908594

申请日：2021-02-04

Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.

Inventor： Hojin RYU ,  Sunhyung LEE ,  Sungwoo KANG

IPC: G03G15/20

Abstract: An example fuser includes a flexible fixing belt, a backup member to form a fixing nip with the fixing belt, a heater substrate for heating the fixing belt at the fixing nip and having a first surface comprising a heating element pattern, a common terminal and a driving power supply terminal for supplying power to the heating element pattern, and a second surface in contact with the fixing belt, and a temperature sensor sheet comprising a temperature sensor, a sensing terminal and an electric wire connecting the temperature sensor to the sensing terminal, wherein the temperature sensor sheet is in contact with the first surface of the heater substrate such that the sensing terminal and the electrical wire do not overlap the common terminal and the driving power supply terminal.

公开(公告)号：US20240419370A1

公开(公告)日：2024-12-19

申请号：US18702615

申请日：2022-04-07

Applicant: Hewlett-Packard Development Company, L.P.

Inventor： Uichoon LEE ,  Gyeonghun JO ,  Hyunsoo SONG ,  Hojin RYU

IPC: G06F3/12 ,  H04N1/00

Abstract: An example image forming apparatus includes an image forming part, a plurality of batches type sheet-feeding part to sequentially feed a plurality of sheets, and a processor. The processor is to reconfigure, based on receiving a print command to duplex print a document into a plurality of copies, a printing order of the plurality of copies to one print job with respect to the print command, control the plurality of batches type sheet-feeding part to feed sheets to feed sheets according to the reconfigured printing order, and control the image forming part to print the document according to the reconfigured printing order.

公开(公告)号：US20230087040A1

公开(公告)日：2023-03-23

申请号：US17908953

申请日：2021-02-03

Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.

Inventor： Jaehyeok JANG ,  Sunhyung LEE ,  Hojin RYU

IPC: G03G15/20 ,  H05B3/26

Abstract: An example fuser includes a flexible fixing belt, a back-up to form a fixing nip with the fixing belt, a heater substrate having a first surface on which a heating element pattern is located and a second surface opposite to the first surface, the heater substrate to heat the fixing belt at the fixing nip, and a heat conduction member having a plurality of heat conduction segments contacting the first surface of the heater substrate.