Photocopying – Contact printing – Light boxes
Patent
1994-06-27
1995-10-03
Grimley, A. T.
Photocopying
Contact printing
Light boxes
118652, G03G 2100
Patent
active
054556660
ABSTRACT:
A developer extracting apparatus for extracting developer from a mixture of developer and foreign matter, includes a filter for permitting passage of developer and for inhibiting passage of foreign matter, protection means for protecting the filter, and a vibration applying means for applying vibration to the filter via the protection means.
REFERENCES:
patent: 3982043 (1976-09-01), Simpson
patent: 4054381 (1977-10-01), Bernard
patent: 4267245 (1981-05-01), Wada
patent: 4389968 (1983-06-01), Satomura
patent: 4595277 (1986-06-01), Maczuszenko et al.
patent: 4624559 (1986-11-01), Heneda et al.
patent: 5260760 (1993-11-01), Takemura et al.
Maetani Masami
Saito Hironobu
Shirai Masanari
Canon Kabushiki Kaisha
Grimley A. T.
Ramirez Nestor R.
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