Balloon and valve assemblies and supply thereof for dispensing machine
    1.
    发明授权
    Balloon and valve assemblies and supply thereof for dispensing machine 失效
    用于分配机的气球和阀组件及其供应

    公开(公告)号:US3616569A

    公开(公告)日:1971-11-02

    申请号:US3616569D

    申请日:1969-06-30

    Applicant: MINER IND INC

    CPC classification number: A63H27/10 A63H2027/1033 A63H2027/1083

    Abstract: A BALLOON ASSEMBLY PARTICULARLY SUITED FOR DISPENSING BY A VENDING MACHINE HAS A ONE-PIECE VALVE BODY ELASTICALLY ENGAGED BY THE NECK OF A BALLOON TO NORMALLY SEAL RADIAL PASSAGES OPENING FROM AN AXIAL BORE EXTENDING FROM THE OUTER END OF THE VALVE BODY. THE SURFACE OF THE VALVE BODY IS GIVEN A PARTICULAR CONFIGURATION TO RETAIN THE BALLOON NECK THEREON DURING INFLATION, AND THE OPENINGS OF THE RADIAL PASSAGE ARE LOCATED TO PERMIT SUCH INFLATION AND TO RETAIN THE INFLATING GASES IN THE BALLOON EVEN WHERE COMPRISED OF A MIXTURE OF AIR AND HELIUM. A PLURALITY OF SUCH BALLOON ASSEMBLIES ARE RELEASABLY HELD IN THE SPACED OPENINGS OF A FLEXIBLE BELT TO SERVE AS A SUPPLY OF BALLOONS FOR A BALLOON DISPENSING OR VENDING MACHINE, WITH THE EDGE OF EACH BELT OPENING ENSURING THE RETENTION OF THE BALLOON NECK ON THE RESPECTIVE VALVE DURING INFLATION.

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