Particles supply apparatus and image forming apparatus

Details Particles supply apparatus and image forming apparatus Particles supply apparatus and image forming apparatus

2007-02-13

2007-02-13

Ngo, Hoang (Department: 2852)

Electrophotography

Image formation

Development

C399S120000, C399S260000

Reexamination Certificate

active

11080534

ABSTRACT:
A particles supply apparatus is equipped with cylindrical particles discharge unit(s) provided with particles discharge outlet(s) at lower portion(s) thereof, and is equipped with cylindrical shutter cap(s) covering outside circumferential surface(s) of particles discharge unit(s). Shutter cap(s) is/are provided with opening(s) for opening and/or closing particles discharge outlet(s) of particles discharge unit(s), and shutter cap(s) is/are disposed so as to be capable of moving in substantially parallel fashion with respect to axial direction(s) of particles discharge unit(s) while rotating in helical fashion.

REFERENCES:
patent: 6766133 (2004-07-01), Ban et al.
patent: 6987942 (2006-01-01), Yoshikawa et al.
patent: 2000-98722 (2000-04-01), None
patent: 2002-162861 (2000-06-01), None
patent: 2003-280346 (2003-10-01), None

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