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Class 400/51 - Delay of sequential character rate in programmed-control typewriter


Subclass of Class 400 - Typewriting machines
Definition: Subject matter wherein the sequential operations are regulated
No. of patents: 8
Last issue date: 01/05/1988


NumberTitleIssue Date
4717269Electronic typewriter
An electronic typewriter having a carriage which is automatically returned upon entering of space data through one operation of a space key on a keyboard, which space data is to be executed within an automatic-carriage-return zone which consists of a desi...
01/05/1988
4493570Control system for impact printer
In an impact printing apparatus including a carriage which carries a rotary type element, the length of time required for a motor drive system for the carriage stop hunting and stabilize at a desired printing position depends on variables including the di...
01/15/1985
4490055Automatically adjustable delay function for timed typamatic
A typewriter is described which has an electronic keyboard utilizing a timed delay to determine whether a depressed key is indicative of the desire to print or display repetitive letters represented by that key. The typewriter is provided with a technique...
12/25/1984
4323888Keyboard system with variable automatic repeat capability
A keyboard system having a plurality of actuable keys is coupled through a central processing unit to an indicia accessing unit for accessing indicia corresponding to said keys. An automatic repeat circuit also interconnects the keyboard system with the c...
04/06/1982
4189246Variable print-hammer control for on-the-fly-printing
A rotatable print disc is mounted on a carrier which traverses along the print line. The disk is moved from each character position to the next by the shortest distance and it is stopped at the time of printing. The carrier is moved from one print positio...
02/19/1980
4044880High speed wheel printer and method of operation
A print wheel is rotatably mounted on a carrier driven by a stepper motor to traverse the print line of a document. The wheel contains two or more arrays of characters with preferred characters most commonly used in each array and a number of lesser-used ...
08/30/1977
4026401Circuitry for generating a plurality of independent ink print control signals
Variable alpha/numeric data is printed by a plurality of ink jets and registered in aligned relationship with fixed data printed on a moving web in response to a first time dependent signal representative of the position of the alpha/numeric data. A plura...
05/31/1977
3945482Orthogonal input keyboards
Orthogonal ten-finger keyboards are disclosed for typewriters, computer terminals, and other devices processing alphanumeric information that maximize entry rates and stroking accuracy--and minimize finger motions and the time needed to master the keyboar...
03/23/1976
 
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