Serial printer control circuit enabling line feed during carriag

Details Serial printer control circuit enabling line feed during carriag Serial printer control circuit enabling line feed during carriag

Filed on

1988-11-09

Date issued

1990-12-11

Examiner

Wiecking, David A.

Patent Class

Typewriting machines

SubClass

Carriage or carriage-moving or movement-regulating mechanism

SubSubClass

Carriage-return mechanism

Other Related Categories

400322, 400568, B41J 1970

Type

Patent

Status

active

Patent number

049765558

Description

ABSTRACT:
A serial printer control circuit having a motor control section which includes a single CPU, and a circuit which is controlled by the single CPU so as to perform printing in a period other than a acceleration/deceleration period of a spacing motor and perform paper feed by driving/controlling a line feed motor during a deceleration period of the spacing motor.

REFERENCES:
patent: 4169991 (1979-10-01), Ross
patent: 4284362 (1981-08-01), Jackson
patent: 4405245 (1983-09-01), Fukushima
patent: 4459050 (1984-07-01), Goldberg
patent: 4469460 (1984-09-01), Hughes

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