Printhead for ink jet printers

Incremental printing of symbolic information – Ink jet – Ejector mechanism

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B41J 202

Patent

active

053631242

ABSTRACT:
The printhead of an ink jet printer includes an electrically conductive plastic chassis and charging electrode. The plastic chassis can be constructed of plastic resins such as polyester, nylon, acetal, and polyphenylene sulphide imbedded with electrically conductive fibers such as carbon and stainless steel. The fibers can be coated with nickel to improve the shielding characteristics of the material.

REFERENCES:
patent: 3916421 (1975-10-01), Hertz
patent: 4219823 (1980-08-01), Fathergill et al.
patent: 4520367 (1985-05-01), Ishikawa et al.
patent: 4636809 (1987-01-01), Eremity
patent: 4800398 (1989-01-01), Naruse et al.
"Static Electrical Charge Grounding In A Printer With Plastic Parts", IBM Technical Disclosure Bulletin, vol. 28, No. 7, Dec. 1985.

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