Capital-shift mechanism for code printer

Claim 1

IN A CODE PRINTER, IN COMBINATION, A TYPEWRITER PROVIDED WITH A KEYBOARD, TYPE BARS ON SAID TYPEWRITER CONTROLLED BY SAID KEYBOARD AND PROVIDED WITH UPPER-CASE AND LOWER-CASE CHARACTERS, A CARRIAGE ON SAID TYPEWRITER HAVING TWO POSITIONS RELATIVE TO SAID TYPE BARS FOR THE PRINTING OF LOWER-CASE AND UPPER-CASE CHARACTERS, RESPECTIVELY, SHIFT MEANS FOR RELATIVELY DISPLACING SAID CARRIAGE AND SAID TYPE BARS INTO EITHER OF SAID POSITIONS, A SHIFT KEY OF SAID KEYBOARD, CODING MEANS ELECTRICALLY CONTROLLED FROM SAID KEYBOARD FOR REGISTERING ON A RECORDING MEDIUM A VARIETY OF CHARACTER ENTRIES IN ADDITION TO A LOWER-CASE ENTRY AND AN UPPER-CASE ENTRY RESPECTIVELY REPRESENTATIVE OF SAID POSITIONS, SWITCH MEANS COUPLED WITH SAID SHIFT KEY FOR SELECTIVE DISPLACEMENT THEREBY INTO AN UPPER-CASE POSITION AND A LOWER-CASE POSITION, FIRST CIRCUIT MEANS CONTROLLED BY SAID SWITCH MEANS AND COUPLED TO SAID SHIFT MEANS FOR ENABLING THE PRINTING OF UPPER-CASE CHARACTERS AND OF LOWER-CASE CHARACTERS IN SAID UPPER-CASE POSITION AND SAID LOWER-CASE POSITION, RESPECTIVELY, NORMALLY UNOPERATED SECOND CIRCUIT MEANS COUPLED TO SAID CODING MEANS AND MOMENTARILY OPERABLE BY SAID FIRST CIRCUIT MEANS UPON DISPLACEMENT OF SAID SWITCH MEANS INTO SAID UPPER-CASE POSITION FOR PRODUCING SAID UPPER-CASE ENTRY SUBSTANTIALLY CONCURRENTLY WITH A CORRESPONDING ACTUATION OF SAID SHIFT MEANS BY SAID FIRST CIRCUIT MEANS, AND NORMALLY UNOPERATED THIRD CIRCUIT MEANS COUPLED TO SAID CODING MEANS AND MOMENTARILY OPERABLE BY SAID FIRST CIRCUIT MEANS UPON DISPLACEMENT OF SAID SWITCH MEANS INTO SAID LOWER-CASE POSITION FOR PRODUCING SAID LOWER-CASE ENTRY SUBSTANTIALLY CONCURRENTLY WITH A RESTORATION OF SAID SHIFT MEANS BY SAID FIRST CIRCUIT MEANS.