Patent · US Active

Powder container, developing device, and image forming apparatus with multiple joints to prevent leakage

US11573506B2 · kind B2 · utility

0Cited by
1References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 3, 2021
Grant dateFeb 7, 2023
Priority date
Expiry dateAug 3, 2041

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G2221/1815
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A powder container case includes a first member, a second member, a main joint, and an additional joint. The first member and the second member are joined to form an edge portion of a case opening. The main joint is disposed between the first member and the second member, and has an end portion at the edge portion of the case opening. The additional joint is disposed adjacent to the end portion of the main joint.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.