Central exchanger for pneumatic tube system

• US 3,333,787 A
• Filed: 06/10/1965
• Issued: 08/01/1967
• Est. Priority Date: 06/10/1965
• Status: Expired due to Term

• Current Assignee: George G. Hart, Voitas, Edward J.
• Original Assignee: George G. Hart, Voitas, Edward J.
• Inventors: Voitas, Edward J., Hart, George G.
• Application Number:
  US04/470,662
• Time in Patent Office: 782 Days
• US Class Current: 406/6
• CPC Class Codes: B65G 51/40 Automatically distributing the carriers to desired stations

Claims

1. IN A PNEUMATIC TUBE SYSTEM WHEREIN A CARRIER IS CONDUCTED FROM ONE OF A PLURALITY OF INCOMING LOOPS TO ONE OF A PLURALITY OF OUTGOING LOOPS BY A CENTRAL EXCHANGER IN ACCORDANCE WITH PRESELECTED OUTGOING LOOP DESIGNATIONS ON SAID CARRIER, SAID INCOMING LOOPS HAVING ENDS THAT ARE OPEN IN A DIRECTION FACING GENERALLY VERTICALLY DOWNWARDLY INTO SAID EXCHANGER, SAID EXCHANGER COMPRISING MEANS FORMING A PLURALITY OF COMPARTMENTS IN SAID EXCHANGER FOR RECEIVING A CARRIER FROM EACH OF SAID OPEN ENDS, EACH OF SAID COMPARTMENTS BEING DISPOSED BELOW A RESPECTIVE OPEN END OF SAID LOOPS, MEANS OPERABLE IN RESPONSE TO THE ARRIVAL OF A CARRIER IN SAID RECEIVING MEANS FOR IDENTIFYING SAID ONE INCOMING LOOP AT WHICH SAID CARRIER ARRIVED, MEANS FOR IDENTIFYING SAID ONE OUTGOING LOOP PRESELECTED ON SAID CARRIER, MEANS FOR TRANSFERRING SAID CARRIER FROM SAID RECEIVING MEANS TO SAID ONE PRESELECTED OUTGOING LOOP COMPRISING MEANS FOR MOVING SAID CARRIER SEQUENTIALLY THROUGH POSITIONS CORRESPONDING TO SAID OUTGOING LOOPS, SAID TRANSFERRING MEANS BEING DISPOSED VERTICALLY BELOW SAID COMPARTMENT AND ADAPTED TO TRANSFER CARRIERS FROM SAID COMPARTMENTS IN A GENERALLY HORIZONTAL DIRECTION LATERALLY BETWEEN SAID COMPARTMENTS, SAID OUTGOING LOOPS HAVING ENDS THAT ARE OPEN IN A DIRECTION FACING GENERALLY VERTICALLY UPWARDLY INTO SAID EXCHANGER, SAID OPEN ENDS OF SAID OUTGOING LOOPS BEING DISPOSED VERTICALLY BELOW SAID TRANSFERRING MEANS, MEANS RESPONSIVE TO SAID INCOMING LOOP IDENTIFICATION MEANS FOR INITIATING TRANSFER OF SAID CARRIER FROM ONE INCOMING LOOP TO A POSITION CORRESPONDING TO SAID ONE OUTGOING LOOP, AND MEANS RESPONSIVE TO SAID OUTGOING LOOP IDENTIFICATION MEANS FOR TERMINATING TRANSFER OF SAID CARRIER WHEN SAID CARRIER IS IN A POSITION CORRESPONDING TO SAID ONE PRESELECTED OUTGOING LOOP.