Photocopying – Projection printing and copying cameras – Combined with or convertible to a contact printer
Patent
1982-03-08
1984-01-03
Prescott, A. C.
Photocopying
Projection printing and copying cameras
Combined with or convertible to a contact printer
355 3DD, 355 14D, 361227, 361233, 118652, G03G 1500, G03G 1508
Patent
active
044239505
ABSTRACT:
A cleaning device on an electrophotographic copier uses a toner transport device having a housing with a toner transport device inside and electrode means integral with the periphery of the housing to generate electrostatic waves which affect the toner particles to preclude accumulation in the housing.
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patent: 3655373 (1972-04-01), Fisher et al.
patent: 3685485 (1972-08-01), Kutsuwada et al.
patent: 3778678 (1973-12-01), Masuda
patent: 3801869 (1974-04-01), Masuda
patent: 3872361 (1975-03-01), Masuda
patent: 4161765 (1979-07-01), Itoh et al.
patent: 4210949 (1980-07-01), Masuda
Prescott A. C.
Rank Xerox Limited
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