Drive means of an electro-photography process unit

Details Drive means of an electro-photography process unit Drive means of an electro-photography process unit

1992-11-13

1994-03-15

Braun, Fred L.

Photocopying

Contact printing

Light boxes

355213, 355251, G03G 1500, G03G 2100

Patent

active

052949575

ABSTRACT:
A drive system for an electro-photography process unit including a first idle consisting of two gears coaxially arranged with a space for transmitting the power of a motor to a drum drive gear mounted on a shaft of a photo-sensitive drum and to a second idle gear with a different pitch for transmitting the power to a developer, the developer being arranged on one side of the drum, a magnet roll provided in the developer for transferring a toner to the drum, a first speedup gear with a different pitch engaged with the second idle gear for driving the magnet roll, and a second speedup gear with a different pitch engaged with the first speedup gear and with a gear of the magnet roll.

REFERENCES:
patent: 4721982 (1988-01-01), Ueda
patent: 5028966 (1991-07-01), Kozuka et al.
patent: 5182584 (1993-01-01), Fukunaga et al.

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