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Class 178/81 - With typewriter


Subclass of Class 178 - Telegraphy
Definition: Means for transmitting signals and printing the message
No. of patents: 6
Last issue date: 11/07/1978


NumberTitleIssue Date
4124311Mechanical movements for coding machines
1. A ciphering unit mechanism, comprising a rotatable cam sleeve provided th a plurality of cams, a clutch engageable to effect driving of said sleeve, a plurality of character keys, a swingable bail operable by all of said keys connected to release said ...
11/07/1978
4121048Multiple shift electronic keyboard
A full-roll electronic keyboard having upper and lower case capabilities is disclosed. The keyboard includes a shift key which when depressed will generate first and second coded signals with the first signal utilized to indicate the start of a shift oper...
10/17/1978
4064388Decoder clutching system for minicomputers
A decoder clutching system for use in a minicomputer such as the Burroughs Series-L or TC-Series minicomputer is employed to reduce noise and extend the life of the decoder while minimizing power consumption. An electromagnetic master clutch is secured to...
12/20/1977
4016365Readout for recording typewriter
A recording typewriter of the type including a memory arranged to record codes corresponding to typed characters as they are typed, and to drive the typewriter to type characters corresponding to stored codes. A single line readout is provided, preferably...
04/05/1977
3983325Method of establishing synchronism between teletypewriter transmitter and teletypewriter receiver
A method is described for establishing character frame synchronism between a teletypewriter transmitter and receiver wherein the direction of transmission is unidirectional. The transmitter sends character signals identifying characters of the alphabet or...
09/28/1976
3937884Decoding equipment especially for a typewriter intended for handicapped persons
Code control equipment especially for a typewriter intended for handicapped persons comprising a receiver of control signals having short and long impulses, a decoder, and circuits able to control various functions, characterised in that it comprises elec...
02/10/1976
 
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