Keyboard for controlling signal generator having means for changing key designations

• US 3,200,375 A
• Filed: 09/05/1961
• Issued: 08/10/1965
• Est. Priority Date: 09/05/1961
• Status: Expired due to Term

• Current Assignee: Samuel G. Lutz
• Original Assignee: Samuel G. Lutz
• Inventors: Lutz, Samuel G.
• Application Number:
  US04/135,935
• Time in Patent Office: 1,435 Days
• US Class Current: 341/20
• CPC Class Codes: G06F 3/0238 Programmable keyboards key guide holders G06F3/0224
• CPC Class Codes: H01H 2219/002 replaceable; adaptable
• CPC Class Codes: H03M 11/22 Static coding H03M11/26 takes precedence
• CPC Class Codes: H04L 13/16 of transmitters, e.g. code-bars, code-discs

Claims

1. A MESSAGE GENERATOR COMPRISING:

FIRST MEANS HAVING A PLURALITY OF KEYS PROVIDING DIFFERENT CODED OUTPUT SIGNALS IN RESPONSE TO OPERATION OF DIFFERENT ONES OFSAID KEYS;

SECOND MEANS ASSOCIATED WITH SAID KEYS FOR PROVIDING CHANGEABLE VISUAL KEY DESIGNATIONS IN RESPONSE TO APPLIED ELECTRICAL SIGNALS;

AND THIRD MEANS COUPLED TO SAID FIRST AND SECOND MEANS FOR PROVIDING SAID ELECTRICAL SIGNALS TO SAID SECOND MEANS IN RESPONSE TO SAID OUTPUT SIGNALS FROM SAID FIRST MEANS, SAID THIRD MEANS IN ITIALLY PROVIDING A SIGNAL TO SAID SECOND MEANS IN RESPONSE TO THE INTIAL OPERATION OF ONE OF SAID KEYS CORRESPONDING TO A SELECTED SEQUENCE TO CHANGE SAID KEY DESIGNATIONS TO