Steven J Fletcher

US Patent:

39305708, Jan 6, 1976

Filed:

Jan 28, 1974

Appl. No.:

5/436918

Inventors:

Steven J. Fletcher - Norristown PA

Assignee:

Sperry Rand Corporation - New York NY

International Classification:

B41J 530

US Classification:

197 19

Abstract:

An automatic line finder and line counter apparatus is provided for use with an automatic typewriter system of the type including a typewriter and a magnetic record unit. The line finder and line counter comprises thumbwheel switches, a counter, and logic circuit means responsive to signals from the counter and the automatic typewriter system for controlling the line spacing or indexing mechanism of the typewriter. When the typewriter system is not in the automatic playback mode in the line finder and line counter apparatus performs normal line finding and normal line counting. When the system is in the automatic playback mode the line find and line counter apparatus performs automatic line finding and automatic line counting. Automatic line finding permits unattended continuous playback of variable length messages on constant length continuous forms.

US Patent:

41319494, Dec 26, 1978

Filed:

Sep 10, 1975

Appl. No.:

5/612165

Inventors:

Steven J. Fletcher - Norristown PA
Jeffrey L. Wright - Philadelphia PA
Richard S. Davis - Blue Bell PA

Assignee:

Sperry Rand Corporation - New York NY

International Classification:

G06F 100
B41J 2518

US Classification:

364900

Abstract:

A word processor system comprising a typewriter, a data storage unit, a tab stop register for storing signals representative of tab stops set on the typewriter and means for controlling the tab stop register to keep it aligned with the typewriter carrier during the course of typing including backspacing, carrier return and tabbing actions. Additional means responsive to tab command and tab stop signals is provided for recording a tab action in the data storage unit as a succession of encoded space signals equal to the number of typing positions to the next tab stop from the carrier position at the instant of the tab command.