Selective printing device with web feeding and retaining means

Claim 1

A TRAVEL EXPENSE RECORDER COMPRISING A CASING HAVING A BOTTOM WALL, UPWARDLY EXTENDING SIDE AND END WALLS AND OPEN AT THE TOP, A COVER DETACHABLY MOUNTED ON SAID CASING FOR CLOSING THE OPENING AT THE TOP, A PLURALITY OF STRIP MEMBERS SLIDABLY MOUNTED IN SPACED PARALLEL RELATION ON THE INNER EDGES OF SAID COVER, A PLURALITY OF PRINTING MEMBERS MOUNTED IN LONGITUDINALLY EXTENDING RELATION ALONG SAID STRIP MEMBERS HAVING PRINTING CHARACTERS FACING INWARDLY TOWARD THE BOTTOM WALL OF SAID CASING IN THE CLOSED POSITION OF SAID COVER, A PLATEN SUPPORT MOUNTED IN TRANSVERSELY EXTENDING RELATION ACROSS AN INTERMEDIATE PORTION ON THE BOTTOM WALL OF SAID CASING, A PLATEN MEMBER MOUNTED ON SAID PLATEN SUPPORT FOR MOVEMENT TOWARD AND FROM SAID STRIP MEMBERS IN TRANSVERSELY EXTENDING RELATION UNDER ALL OF SAID STRIP MEMBERS AND FORMING A PRINTING POSITION, EACH STRIP MEMBER HAVING AN OPERATING HANDLE MOUNTED ON ONE END AND PROJECTING THROUGH A SLOT IN SAID COVER FOR MANUAL ENGAGEMENT FOR SLIDING SAID STRIP MEMBER TO POSITION A SELECTED PRINTING MEMBER THEREON IN PRINTING POSITION, INDICATING MEANS ON EACH STRIP VISIBLE AT THE OUTER SIDE OF SAID COVER FOR INDICATING WHEN THE SELECTED PRINTING MEMBER IS IN PRINTING POSITION, MEANS IN SAID CASING MOVABLY SUPPORTING A PAPER STRIP FOR MOVEMENT FROM ONE SIDE OF SAID PLATEN MEMBER TO THE OTHER TO RECEIVE PRINTED IMPRESSIONS FROM THE PRINTING CHARACTERS ON EACH OF SAID STRIPS IN PRINTING POSITION, AND MANUALLY OPERABLE MEANS FOR MOVING SAID PLATEN MEMBER TO MOVE SAID PAPER STRIP ENGAGED THEREOVER INTO PRINTING CONTACT WITH THE PRINTING CHARACTERS ON SAID STRIP MEMBERS IN PRINTING POSITION AND FEEDING A NEW PORTION OF SAID PAPER STRIP INTO PRINTING POSITION AT THE END OF EACH PRINTING OPERATION, SAID RECORDER FURTHER COMPRISING A WEDGE BAR SLIDABLY MOUNTED IN SAID PLATEN SUPPORT BETWEEN SAID PLATEN MEMBER AND SAID SUPPORT, SAID WEDGE BAR AND PLATEN MEMBER HAVING COMPLEMENTARY INTERENGAGED CAM SURFACES FOR MOVING SAID PLATEN MEMBER TO ENGAGE SAID PAPER STRIP WITH SAID PRINTING CHARACTERS IN LONGITUDINAL MOVEMENT OF SAID WEDGE BAR ON SAID PLATEN SUPPORT, AND SAID MANUALLY OPERABLE MEANS BEING FORMED OF A ROCK LEVER PIVOTALLY MOUNTED AT AN INTERMEDIATE PORTION IN SAID CASING WITH OPPOSITE ENDS PROJECTING THROUGH AN APERTURE IN SAID COVER FOR MANUAL OPERATION, SAID ROCK LEVER HAVING PORTIONS THEREOF AT ONE END INTERENGAGED WITH PORTIONS OF SAID WEDGE BAR AT ONE END FOR MOVING SAID WEDGE BAR FOR OPERATING SAID PLATEN MEMBER, AND HAVING PORTIONS AT THE OPPOSITE END FOR ENGAGING AND OPERATING SAID MEANS FOR SUPPORTING SAID PAPER STRIP FOR FEEDING SAID PAPER STRIP WHEN SAID LEVER IS MOVED IN ONE DIRECTION, WHEREBY MANUAL OPERATION OF SAID ROCK LEVER WILL OPERATE SAID PLATEN MEMBER TO PRINT SAID PAPER STRIP WITH THE CHARACTERS ON SAID STRIP MEMBERS IN PRINTING POSITION AND FEED SAID PAPER STRIP AFTER EACH PRINTING OPERATION.