Photocopying – Contact printing – Light boxes
Patent
1994-12-23
1996-10-08
Royer, William J.
Photocopying
Contact printing
Light boxes
G03G 2100
Patent
active
055636977
ABSTRACT:
A separating apparatus for separating foreign matter from a magnetic toner includes a filter having at least one opening for allowing passage of the magnetic toner, a vibration generator for vibrating the filter, a magnetic field generator for generating a magnetic field for attracting the magnetic toner and causing it to pass through the filter, and a stop for stopping the vibration generator when a predetermined time period has elapsed after the separating apparatus has been stopped.
REFERENCES:
patent: 4054381 (1977-10-01), Bernhard
patent: 4389968 (1983-06-01), Satomura
patent: 5335051 (1994-08-01), Tani
patent: 5455666 (1995-10-01), Saito et al.
Patent Abstracts of Japan, vol. 5, No. 81 (P-063) May 27, 1981.
Patent Abstracts of Japan, vol. 6, No. 212 (P-151) (1090) Oct. 26, 1982.
Patent Abstracts of Japan, vol. 6, No. 84 (P-117) (962) May 22, 1982.
Canon Kabushiki Kaisha
Royer William J.
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