Electrostatic copying apparatus

Details Electrostatic copying apparatus Electrostatic copying apparatus

1985-08-05

1987-02-10

Goldberg, E. A.

Electric heating

Heating devices

Combined with diverse-type art device

355 3FU, G03G 1520

Patent

active

046424482

ABSTRACT:
An electrostatic copying apparatus having a semiautomatic document supplying and discharging device and a sorter in addition to its main body. The main body of the apparatus includes a rotatable photosensitive member, a device for forming a latent electrostatic image on the photosensitive member, a developer, a transfer device, a device for conveying a copying paper, a cleaner and a heat fixing device. Various improvements have been made in the manner of controlling cleaning, the manner of controlling the delivery of a copying paper, the manner of controlling troubleshooting and display, the manner of controlling interrupting copying, the manner of controlling heating, the manner of distribution electric power, etc. A heat fixing device includes an electrical heater having a heat controller for controlling energization and deenergization of the heater on the basis of detected temperature. An electrical power saving unit has a manually operable power saving switch which produces a power saving signal to which the heat controller is partially responsive.

REFERENCES:
patent: 4078166 (1978-03-01), Kitamura
patent: 4144835 (1979-03-01), Fukase
patent: 4318612 (1982-03-01), Brannan

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