Coffin
    28.
    发明授权
    Coffin 失效

    公开(公告)号:US621407A

    公开(公告)日:1899-03-21

    申请号:US621407D

    CPC分类号: A61G17/044

    Casket
    29.
    发明授权
    Casket 失效

    公开(公告)号:US543974A

    公开(公告)日:1895-08-06

    申请号:US543974D

    CPC分类号: A61G17/044

    COFFIN AND METHOD FOR COLLECTING HUMAN BONES
    30.
    发明公开

    公开(公告)号:US20230310248A1

    公开(公告)日:2023-10-05

    申请号:US18329528

    申请日:2023-06-05

    申请人: Wu LIU

    发明人: Wu LIU

    IPC分类号: A61G17/04

    摘要: A coffin is provided, and the coffin includes a coffin body with a top opening and a coffin lid for closing the coffin body. The coffin lid is provided with an air intake hole and an exhaust air hole, the air intake hole and the exhaust air hole are respectively connected to an air intake device and an exhaust air device through pipelines to supply the oxygen required for decomposition of a body and exhaust waste gases. The coffin lid is further provided with an exhaust liquid pipe connected to a peristaltic pump. An oxygen or carbon dioxide sensor, and a hydrogen sulfide or ammonia concentration sensor are installed in an exhaust channel. The coffin body includes a plastic waterproof bag, and the coffin lid is pasted with adhesive plastic film. The function of the plastic waterproof bag is to prevent waste liquids from polluting the coffin body.