发明名称 |
OPENING AND CLOSING DEVICE FOR ACCESS PORT THAT OPENS TO WORKING PLATFORM OF REACTOR VESSEL |
摘要 |
An opening and closing device that opens and closes an access port opened from a substantially cylindrical working platform disposed inside a reactor vessel and used to access a nozzle stub of the reactor vessel from the inside of the working platform, the opening and closing device includes: a cover that is slidable along an outer peripheral surface or an inner peripheral surface of the working platform from a closing position where the access port is closed to an opening position where the access port is opened; and moving device for sliding the cover. |
申请公布号 |
US2012027153(A1) |
申请公布日期 |
2012.02.02 |
申请号 |
US201013263468 |
申请日期 |
2010.06.08 |
申请人 |
SUGIURA ATSUSHI;HORI TAKUMI;NISHIKAWA KENJI;ONISHI KEN;SHIMONABE NORIAKI;TSUZUKI SATOSHI;WAKAMOTO IKUO;MITSUBISHI HEAVY INDUSTRIES, LTD. |
发明人 |
SUGIURA ATSUSHI;HORI TAKUMI;NISHIKAWA KENJI;ONISHI KEN;SHIMONABE NORIAKI;TSUZUKI SATOSHI;WAKAMOTO IKUO |
分类号 |
G21C13/028;G21C19/02 |
主分类号 |
G21C13/028 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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