Matrix print head

Details Matrix print head Matrix print head

1976-06-17

1978-07-18

Pieprz, William

Typewriting machines

Typing by other than type-face or type-die

Character formation by impact

101 9334, B41J 304

Patent

active

041010175

ABSTRACT:
A matrix print head comprising a plurality of electromagnets each having an associated armature; a plurality of elongated print elements having ends adapted for printing markings on a data carrier; each of said print elements being associated with an armature; each of said print elements including a straight-line portion substantially perpendicular to said data carrier; said print element straight line portions being parallel to each other and being disposed in the same plane each of said print elements including an armature-engaging portion for resiliently maintaining its associated armature against its associated electromagnet, each of said print element armature-engaging portions permitting its associated armature to pivot about a first surface of its associated electromagnet whenever said electromagnet is energized, whereby the associated print element is thereby moved in a direction parallel to the straight-line portion thereof to thereby permit a marking on said data carrier to be printed.

REFERENCES:
patent: 3172352 (1965-03-01), Helms
patent: 3285166 (1966-11-01), Helms et al.
patent: 3834506 (1974-09-01), Priebs
patent: 3848719 (1974-11-01), Milan
patent: 3973661 (1976-08-01), DeBoo et al.
patent: 3982622 (1976-09-01), Bellino et al.
patent: 3994381 (1976-11-01), Hebert

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