Toner clean-off head

Details Toner clean-off head Toner clean-off head

1979-10-01

1981-06-09

Lawrence, Evan K.

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

15345, 118652, 355 15, A47L 514

Patent

active

042715598

ABSTRACT:
A toner clean-off head utilizing a vacuum for removing liquid toner from a moving record medium having a latent electrostatic image thereon, in which the contact surface of the clean-off head is cylindrical so that the record medium easily conforms to ensure proper removal of the toner with a minimum of applied vacuum. A thin clean-off blade is positioned in a slot in the cylindrical contact surface so that the edge of the blade forms an element of the surface, and an inlet air passage and a toner exhaust passage in communication with vacuum means are defined on either side of the blade.

REFERENCES:
patent: 2082411 (1937-06-01), Merrill
patent: 3654659 (1972-04-01), Blumenthal
patent: 3841910 (1974-10-01), Baker
patent: 4026701 (1977-05-01), Till et al.
patent: 4067018 (1978-01-01), Pond
Sanders, K., Air Wedge and Air Entry, IBM Technical Disclosure Bulletin, vol. 19, No. 8, p. 3215, Jan. 1977.

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