Patent · US Expired

Developer supplying container and assembling method thereof

US5491542A · kind A · utility

27Cited by
9References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 6, 1994
Grant dateFeb 13, 1996
Priority date
Expiry dateJun 6, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S222/01
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A developer supply container includes a developer containing portion having an opening for supplying the developer therefrom; a shutter for closing the opening; a shutter support for supporting the shutter for movement between a closing position where the shutter closes the opening and an opening position where the shutter is retracted from the closing position to open the opening; and a seal mounted on such a side of the shutter as is faced to the opening.

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