Tumbler pin assembly jig and coding device therefor

Claim 1

IN A TUMBLER PIN CODING DEVICE OF THE CHARACTER DESCRIBED, IN COMBINATION, A HOLDER FOR MAINTAINING AN ANNULAR SERIES OF SHAFT TUMBLER PINS IN CODED RELATIONSHIP ACCORDING TO PIN LENGTH, AND IN PARALLELISM AND CIRCUMFERENTIALLY SPACED RELATIONSHIP WHEREBY THE HOLDER MAY BE BROUGHT INTO JUXTAPOSITION WITH A CORRESPONDING SERIES OF AXIALLY EXTENDING PIN-RECEIVING BORES ASSOCIATED WITH AN AXIAL PIN TUMBLER LOCK ASSEMBLY AND THE PIN EJECTED ENDWISE FROM THE HOLDER DIRECTLY INTO SUCH BORES, SAID HOLDER INCLUDING AN ANNULAR END WALL HAVING A CENTRAL OPENING DESIGNED FOR TELESCOPIC RECEPTION OVER A PILOT POST ASSOCIATED WITH THE LOCK ASSEMBLY TO THEREBY ALIGN THE HOLDER AND LOCK ASSEMBLY, SAID WALL BEING PROVIDED WITH A SERIES OF AXIALLY EXTENDING PIN-RECEIVING BORES THERETHROUGH DESIGNED FOR RECEPTION THEREIN OF THE SHAFT TUMBLER PINS, A LOCK-OPERATING KEY INCLUDING A CYLINDRICAL BODY HAVING AN END SOCKET DESIGNED FOR TELESCOPIC RECEPTION OVER SAID PILOT POST WHEN THE KEY IS OPERATIVELY INSERTED IN THE LOCK ASSEMBLY, THE RIM REGION OF SAID SOCKET BEING FORMED WITH A SERIES OF LONGITUDINALLY EXTENDING NOTCHES, THE DEPTH OF WHICH VARY ACCORDING TO A GIVEN CODE, THE NUMBER AND DISPOSITION OF SAID NOTCHES CORRESPONDINGS TO THE NUMBER AND DISPOSITION OF SAID BORES IN SAID ANNULAR END WALL, AND AN ALIGNMENT POST ADAPTED TO BE PROJECTED THROUGH SAID CENTRAL OPENING AND INTO SAID KEY SOCKET WHEREBY THE NOTCHES IN SAID BODY OF THE KEY MAY BE BROUGHT INTO REGISTER WITH SAID BORES IN THE END WALL OF THE HOLDER TO THUS ESTABLISH, IN EFFECT, A SERIES OF PIN-RECEIVING SOCKETS, THE DEPTH OF WHICH ARE A FUNCTION OF THE DEPTH OF THE ASSOCIATED NOTCHES AND INTO WHICH SOCKETS THE SHAFT TUMBLER PINS ARE ADAPTED TO BE MANUALLY INSERTED ENDWISE.