STUD BOLT FOR FIXING CORE SUPPORT PLATE, AND INSTALLING METHOD OF CORE SUPPORT PLATE

PROBLEM TO BE SOLVED: To provide a stud bolt for fixing a core support plate capable of installing a core support plate, without providing a receiving portion for supporting a stud bolt on a core shroud.SOLUTION: A stub bolt 1 for fixing a core support plate fixes a core support plate 11 on a core s...

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Bibliographic Details
Main Authors SATO TANOSHI, HATAKE HARUHIKO, FUJITA TOMOKI, YOKOSHIMA TERUHISA, KINUGASA KUNIHIKO
Format Patent
LanguageEnglish
Published 21.06.2012
Subjects
NUCLEAR ENGINEERING
NUCLEAR PHYSICS
NUCLEAR REACTORS
PHYSICS
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Summary:PROBLEM TO BE SOLVED: To provide a stud bolt for fixing a core support plate capable of installing a core support plate, without providing a receiving portion for supporting a stud bolt on a core shroud.SOLUTION: A stub bolt 1 for fixing a core support plate fixes a core support plate 11 on a core shroud 12. A large-diameter portion 1a which projects out in an outer peripheral direction, is supported at an opening edge of a stud insertion hole 13a of the core shroud 12 so as to self-stand, and functions as a slip-off preventive portion is provided at a shaft portion disposed between the stud insertion hole 13a of the core shroud 12 and a stud insertion hole 11a of the core support plate 11, when the core support plate 11 is fixed to the core shroud 12.
Bibliography:Application Number: JP20100264896