Developer transportation device for electrostatic copying machin

Details Developer transportation device for electrostatic copying machin Developer transportation device for electrostatic copying machin

1980-03-12

1982-08-17

Braun, Fred L.

Photocopying

Including fiber optics

118656, 118661, 366327, 366329, G03G 1508

Patent

active

043446922

ABSTRACT:
A developer transportation device for transporting and evenly distributing developer for use in electrostatic copying machines, which has a rotary shaft, a first blade provided on the rotary shaft for transporting the developer in a first direction, a second blade provided on the same rotary shaft for transporting the developer in a second direction contrary to the first direction and a driving unit for driving the rotary shaft. The rotary action of the first and second blades causes the developer to be transported, agitated and evenly distributed by being moved in diverse directions.

REFERENCES:
patent: 2017116 (1935-10-01), Bonnell
patent: 3145122 (1964-08-01), Streich
patent: 3734469 (1973-05-01), Goldstein et al.
patent: 3764208 (1973-10-01), Takahashi et al.
patent: 3895958 (1975-07-01), Gill et al.
patent: 3926517 (1975-12-01), Nagahara
patent: 4026241 (1977-05-01), Takebe et al.
patent: 4112870 (1978-09-01), Extra et al.

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