Quick removable type carrier for business machines

Claim 1

IN COMBINATION WITH A BUSINESS MACHINE HAVING A TYPE MOUNTING FRAME INCLUDING A PAIR OF SPACED-APART AND PARALLEL SHAFT MEMBERS, A MACHINE-USER-IDENTIFYING TYPE CARRIER FOR REMOVABLE ATTACHMENT WITH SAID MOUNTING FRAME, COMPRISING AN INDICIA-BEARING MOUNTING BODY HAVING ITS LOWER EDGE BIFURCATED FOR ROCKABLY ENGAGING ONE OF SAID SHAFT MEMBERS AND HAVING ITS REAR EDGE NOTCHED AT A POINT SUCH THAT THE OTHER OF SAID SHAFT MEMBERS ENGAGES SAID NOTCH DURING ROCKING MOVEMENT OF SAID MOUNTING BODY ON SAID ONE SHAFT MEMBER, SAID NOTCH BEING OF A DEPTH SUCH THAT THE INDICIA BEARING PORTION OF THE MOUNTING BODY IS IN PROPER PRINTING POSITION WHEN SAID BIFURCATED EDGE ENGAGES SAID ONE SHAFT MEMBER AND SAID NOTCH ENGAGES THE OTHER OF SAID SHAFT MEMBERS; AND LATCH MEANS FOR AUTOMATICALLY RESTRAINING THE MOUNTING BODY AGAINST MOVEMENT ON SAID MOUNTING FRAME WHEN THE BODY BEARING INDICIA IS SO POSITIONED FOR PROPER PRINTING; SAID LATCH MEANS COMPRISING A ROCKABLE LATCH MEMBER HAVING A NOSE PORTION ADAPTED TO ENGAGE SAID OTHER SHAFT MEMBER AND CAM THEREOVER AS THE MOUNTING BODY IS ROCKED THRETOWARD ON SAID ONE SHAFT MEMBER, AND SPRING MEANS YIELDINGLY URGING SAID LATCH MEMBER FOR SNAPPING SAID NOSE PORTION THEREOF BEHIND SUCH OTHER SHAFT MEMBER IMMEDIATELY UPON THE MOUNTING BODY BECOMING ABUTTED THEREAGAINST.