Coin-holders

Claim 1

A COIN-HOLDER COMPRISING TWO PLATE-LIKE MEMBERS FORMED OF TRANSPARENT MATERIAL AND BEING SHAPED FOR OVERLYING MARGINA REGISTRATION, ONE OF SAID MEMBERS HAVING A CIRCULAR RECESS OPENING UPON ONE FACE THEREOF, A RING ADAPTED FOR SNUG-FITTING DISPOSITION WITHIN THE RECESS, SAID RING HAVING ACOIN-RECEIVING POCKET AND BEING SHORTER IN AXIAL LENGTH THAN THE RECESS SO AS TO LEAVE THE OUTER PORTION OF THE RECESS UNOCCUPIED, THE OTHER PLATELIKE MEMBER HAVING A CIRCULAR BOSS ADAPTED TO FIT SNUGLY WITHIN THE RECESS AND OCCUPYING THE SPACE IN THE OUTER PORTION OF THE RECESS NOT OCCUPIED BY THE RING, EACH OF SAID PLATE-LIKE MEMBERS HAVNG DHANNELS FORMED THEREIN, SAID CHANNELS BEING ARRANGED IN PAIRS SO THAT ONE CHANNEL OF EACH PAIR OPENS INTO THE RECESS AT ONE END AND AT ITS OTHER END COMMUNICATES WITH THE OTHER CHANNEL OF SUCH PAIR WHEN THE TWO PLATE-LIKE MEMBERS ARE ROTATED WITH RESPECT TO EACH OTHER SO AS TO ASSUME A PREDETERMINED POSITION OF RELATIVE ORIENTATION, THE OTHER CHANNEL OF SAID PAIR IN TURN OPENING AT ITS OTHER END UPON THE EXTERNAL FACE OF THE COIN-HOLDER SO THAT WHEN THE TWO PLATE-LIKE MEMBERS ARE ROTATED INTO SUCH PREDEETERMINED POSITIOIN AIR MAY FLOW FREELY OUTWARDLY FROM THE RECESS THROUGH SAID CHANNELS AS THE TWO PLATE-LIKE MEMBERS ARE BEING PUSHED INTO OVERLYING POSITIOIN, SAID PAIR OF CHANNELS BEING SO LOCATED THAT WHEN THE TWO PLATE-LIKE MEMBERS ARE TURNED AXIALLY WITH RESPECT TO EACH OTHER AND THEREBY BROUGHT INTO MARGINAL REGISTRATION THE TWO CHANNELS WILL BE SHIFTED INTO RELATIVE NON-COMMUNCATING POSITIONS, THEREBY CUTTING OFF THE PASSAGEWAY FOR AIR FLOW TO AND FROM SAID RECESS.