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US 4,893,953 AGranted
Printer for normal line feed by a carriage return
AssigneeBrother Kogyo Kabushiki Kaisha
InventorsYuji Kawakami, Sae Kawakami
Life of this patent
Estimating the term…
Abstract
Disclosed is a printer having memory means for storing the vertical print position movement data so as to print a super-script or sub-script character. When the carriage is returned after printing in a nonstandard row position, the print position is moved down by an adjusted line feed amount based on the vertical movement data stored in the memory means.
Claims9
A printer comprising:
- line feed control means for moving a print position vertically;
- memory means for storing data of vertical movement of the print position from one of a plurality of predetermined standard row positions when the print position is moved vertically by the line feed control means from one of said predetermined standard row positions, distance between the predetermined standard row positions corresponding to a preset line feed amount;
- carriage return control means responsive to a carriage return code for moving the print position down by the preset line feed amount by utilizing the line feed control means, and for moving the print position to a preset left margin position;
- and
- compensating means for adjusting the preset line feed amount to be moved by the carriage return control means based on the vertical movement data stored in the memory means.
2 more elements
A typewriter comprising:
- line feed control means responsive to a super-script key or a sub-script key for moving a print position vertically upward or downward by a preset distance out of one of a plurality of predetermined standard row positions;
- memory means for storing data of vertical movement of the print position from one of said predetermined standard row positions when the print position is moved vertically by the line feed control means from one of said predetermined standard row positions, distance between the predetermined standard row positions corresponding to a preset line feed amount;
- carriage return control means responsive to a carriage return key for moving the print position down by the preset line feed amount, and for moving the print position to a preset left margin position;
- and
- compensating means responsive to the carriage return key for adjusting the preset line feed amount based on the vertical movement data stored in the memory means when the print position is not in one of the predetermined standard row positions.
2 more elements
A typewriter comprising:
- line feed control means responsive to a super-script key or a sub-script key for moving a print position vertically upward or downward by a preset distance out of one of a plurality of predetermined standard row positions;
- memory means for storing data of vertical movement of the print position from one of said predetermined standard row positions when the print position is moved vertically by the line feed control means from one of said predetermined standard row position, distance between the predetermined standard row positions corresponding to a preset line feed amount;
- carriage return control means responsive to a carriage return key for moving the print position down by the preset line feed amount, for moving the print position to a preset left margin position, and for returning the print position to next predetermined row position based on the vertical movement data stored in the memory means when the print position is not in one of the predetermined row position.
Dependencies are inferred from the claim text.