US 12,346,058 B2
Process cartridge with toner receiving unit along pivot axis of development unit
Sanghoon Lee, Gyeonggi-do (KR); Junhui Kim, Gyeonggi-do (KR); and Donguk Kim, Gyeonggi-do (KR)
Assigned to Hewlett-Packard Development Company, L.P., Spring, TX (US)
Appl. No. 18/698,767
Filed by Hewlett-Packard Development Company, L.P., Spring, TX (US)
PCT Filed Mar. 10, 2022, PCT No. PCT/US2022/071067
§ 371(c)(1), (2) Date Apr. 4, 2024,
PCT Pub. No. WO2023/069794, PCT Pub. Date Apr. 27, 2023.
Claims priority of application No. 10-2021-0138616 (KR), filed on Oct. 18, 2021.
Prior Publication US 2024/0427283 A1, Dec. 26, 2024
Int. Cl. G03G 21/00 (2006.01); G03G 21/18 (2006.01)
CPC G03G 21/1825 (2013.01) [G03G 2221/1861 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A process cartridge comprising:
a photosensitive unit comprising a photosensitive drum; and
a development unit comprising a developing roller, a toner chamber, a toner receiving unit extending from the toner chamber to form a toner supply path to the toner chamber, and a toner inlet provided in the toner receiving unit,
wherein the development unit comprising the toner receiving unit is pivotably supported by the photosensitive unit, the development unit pivotable in a direction in which the developing roller approaches or is separated from the photosensitive drum, and
wherein the toner receiving unit is located along a pivot axis of the development unit,
wherein the toner receiving unit comprises an opening portion exposed from a side portion of the photosensitive unit, and an extension portion extending from the opening portion into the toner chamber, and
the toner inlet is provided near an end portion of the extension portion, the end portion being located inside the toner chamber.