Patent Number: 7,826,787

Title: Protective-agent applying device, process cartridge, and image forming apparatus

Abstract: A protective-agent applying device that applies a protective agent mainly containing paraffin to a photosensitive element. The protective-agent applying device applies a protective agent to a surface of the photosensitive element in such a manner that when applying the protective agent for 10 minutes, the protective agent equal to or more than 0.5 .mu.g/cm.sup.2 adheres to the surface, and when applying the protective agent for 60 minutes, the protective agent equal to or less than 8 .mu.g/cm.sup.2 adheres to the surface.

Inventors: Hatakeyama; Kumiko (Kanagawa, JP), Kabata; Toshiyuki (Kanagawa, JP), Yamashita; Masahide (Tokyo, JP)

Assignee: Ricoh Company, Ltd.

International Classification: G03G 21/00 (20060101)

Expiration Date: 2019-11-02 0:00:00