High speed printer having a pneumatically actuated printing head

Details High speed printer having a pneumatically actuated printing head High speed printer having a pneumatically actuated printing head

1977-12-02

1979-10-30

Sewell, Paul T.

Typewriting machines

Including adjustment for optimum printing plane

Responsive to thickness of record-medium

400 57, 400 59, 400124, 400182, B41J 2326, B41J 310

Patent

active

041726715

ABSTRACT:
A high speed printing device having a printing head provided with printing needles. The printing device is mounted on a movable carriage which is adapted to move adjacent to a recording medium. The printing head is pneumatically operated and also is movable relative to the carriage so that the distance between the printing needles and the recording medium is variable.

REFERENCES:
patent: 2979255 (1961-04-01), Hubl
patent: 3750792 (1973-08-01), Liles
patent: 4010834 (1977-03-01), Linder
patent: 4027762 (1977-06-01), Nakauchi

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