Development apparatus having self-closing purging mechanism

Details Development apparatus having self-closing purging mechanism Development apparatus having self-closing purging mechanism

1989-11-13

1991-06-18

Grimley, A. T.

Photocopying

Contact printing

Light boxes

118657, 355251, 355260, G03G 1509

Patent

active

050252895

ABSTRACT:
A development apparatus for use in electrostatographic copiers and printers includes a housing and a self-closing mechanism for completely and efficiently unloading or purging spent developer material from such apparatus. The mechanism further includes an aperture for discharging developer material from the housing, a self-closing conduit member connected to the aperture, and vacuum source for selectively transporting and removing developer material from the conduit member.

REFERENCES:
patent: 3885709 (1975-05-01), Levy
patent: 3955533 (1976-05-01), Smith et al.
patent: 4439034 (1984-03-01), Daniels
patent: 4451135 (1984-05-01), Kopp et al.
patent: 4461238 (1984-07-01), Baier et al.
patent: 4522487 (1985-06-01), Misawa
patent: 4601569 (1986-07-01), Garris
patent: 4610534 (1986-09-01), Ito et al.
patent: 4634286 (1987-01-01), Pike
patent: 4656966 (1987-04-01), Guistina
patent: 4692017 (1987-09-01), Maczusenko et al.
patent: 4821075 (1989-04-01), Saito et al.
patent: 4845523 (1989-07-01), Miyaji
patent: 4878089 (1989-10-01), Guslits et al.

Affiliated with

Also associated with

Rating

Development apparatus having self-closing purging mechanism does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Development apparatus having self-closing purging mechanism, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Development apparatus having self-closing purging mechanism will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-148029