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    Trigger dispensing head for a compact dispenser
    1.
    发明授权
    Trigger dispensing head for a compact dispenser 有权

    公开(公告)号：US12151254B2

    公开(公告)日：2024-11-26

    申请号：US17927235

    申请日：2021-05-26

    Applicant: GUALA DISPENSING S.P.A.

    Inventor： Riccardo Alluigi

    IPC: B05B11/10

    Abstract: A trigger dispensing head for a compact dispenser is provided. The trigger dispensing head has a frame, a piston chamber, a piston, a dispensing pipe, a trigger, and a return element having two arms. Each arm of the two arms is arranged in a respective part of a sagittal plane. A lower backing part, supported by the frame, has a main surface. Lower ends of the return element are in contact with the main surface and freely movable thereon.

    TRIGGER DISPENSING HEAD WITH MEANS TO PREVENT LEAKAGE OF PRODUCT
    2.
    发明公开
    TRIGGER DISPENSING HEAD WITH MEANS TO PREVENT LEAKAGE OF PRODUCT 审中-公开

    公开(公告)号：US20240269699A1

    公开(公告)日：2024-08-15

    申请号：US18568435

    申请日：2022-06-28

    Applicant: GUALA DISPENSING S.P.A.

    Inventor： Riccardo ALLUIGI

    IPC: B05B11/10

    CPC classification number: B05B11/105 ,  B05B11/1057 ,  B05B11/1067 ,  B05B11/104

    Abstract: A trigger dispensing head applicable to a bottle of a trigger dispensing device is provided. The trigger dispensing head has a cylinder chamber, a main vent passage, a sleeve, a secondary vent passage, a piston, a suction duct, a dispensing duct and a labyrinth seal suitable for placing the main vent passage in fluidic connection with the external environment. The labyrinth seal is formed on either an external surface of the sleeve or an internal surface of the cylinder chamber.

    TRIGGER DISPENSING DEVICE WITH MEANS TO AVOID THE LOSS OF PRODUCT
    3.
    发明公开
    TRIGGER DISPENSING DEVICE WITH MEANS TO AVOID THE LOSS OF PRODUCT 审中-公开

    公开(公告)号：US20240226938A9

    公开(公告)日：2024-07-11

    申请号：US18546136

    申请日：2022-02-17

    Applicant: GUALA DISPENSING S.P.A.

    Inventor： Riccardo ALLUIGI

    IPC: B05B11/10

    CPC classification number: B05B11/104 ,  B05B11/1057 ,  B05B11/1069

    Abstract: A trigger dispensing head applicable to a bottle of a trigger dispensing device is provided. The trigger dispensing head has a cylinder chamber, a main vent passageway, a sleeve, a secondary vent passageway, an axially slidable piston, a suction duct, and a dispensing duct. The sleeve is rotatable by a user between an angular working position in which the main vent passageway is in fluid communication with the secondary vent passageway and an angular rest position, in which the main vent passageway is fluidically separated from the secondary vent passageway.

    Compact dispensing device
    8.
    发明授权
    Compact dispensing device 有权

    公开(公告)号：US11141750B2

    公开(公告)日：2021-10-12

    申请号：US16652900

    申请日：2018-09-07

    Applicant: GUALA DISPENSING S.P.A.

    Inventor： Riccardo Alluigi

    IPC: B05B11/00 ,  B05B1/34

    Abstract: A dispensing device including a bottle provided with a neck and a trigger dispensing head fitted to the neck is provided. The dispensing head includes a socket at least partially housed in the neck compartment, a main body that, with the socket, delimits a valve compartment in the neck, a valve group, a piston, a chassis, a trigger group, and elastic return elements. The valve group is contained in the valve compartment, limiting the overall size of the device.

    TRIGGER DISPENSING HEAD WITH LOCKING DEVICE
    10.
    发明申请
    TRIGGER DISPENSING HEAD WITH LOCKING DEVICE 有权

    公开(公告)号：US20210107024A1

    公开(公告)日：2021-04-15

    申请号：US16771010

    申请日：2018-09-07

    Applicant: GUALA DISPENSING S.P.A.

    Inventor： Riccardo ALLUIGI

    IPC: B05B11/00

    Abstract: A trigger dispensing head for a liquid dispensing device includes a chassis, a trigger, elastic return means having a return element supported by the chassis, and a reversible locking device. The locking device is supported by the return element of a non-return element.

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