Typewriting machines – Sheet or web – Including programmed-control-system for record-medium feed
Patent
1987-09-25
1988-12-06
Pieprz, William
Typewriting machines
Sheet or web
Including programmed-control-system for record-medium feed
400 76, 400551, 400508, 400904, B41J 1144
Patent
active
047892579
ABSTRACT:
A function for an electronic typewriter is described which allows the operator of the typewriter to realign the print element of the typewriter to the prior adjacent, or the following adjacent line which contains textual material, even when the present position of the print element is other than a uniform line feed increment or multiple thereof, from the designated destination line. The electronic controls of the typewriter determine the present position of the print element and the vertical location of the line to which the print element is to move, and determines the distance and moves the record sheet to position the print element precisely over the designated line of text.
REFERENCES:
patent: 4085837 (1978-04-01), Takano et al.
patent: 4227644 (1980-10-01), Sakano
patent: 4606664 (1986-08-01), Pascoe
patent: 4618275 (1986-10-01), Brinkman et al.
"Vertical Paper Move . . . ", IBM Technical Disclosure Bulletin, vol. 24, No. 6, p. 2561, Nov. 86.
"Software Simulation . . . ", IBM Technical Disclosure Bulletin, vol. 28, No. 12, pp. 5350-5351, May 86.
Brown, III John K.
Cronch Darell D.
Graham Patricia A.
Tucker Kevin N.
International Business Machines - Corporation
Letson Laurence R.
Pieprz William
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