Title:
【発明の名称】原子炉容器スタツドの閉査装置
Document Type and Number:
Japanese Patent JPS6057996
Kind Code:
B2
Abstract:
A quick-acting stud tensioner apparatus for enabling the loosening or tightening of a stud nut on a reactor vessel stud (46). The apparatus is adapted to engage the vessel stud (46) by closing a gripper (16) around an upper end (44) of the vessel stud (46) when the apparatus is seated on the stud (46). Upon lifting the apparatus, the gripper (16) releases the vessel stud (46) so that the apparatus can be removed.
Inventors:
SUTANREI ROBAATO SUPIIGERUMAN
ROBAATO BURAION SARUTON
ROBAATO UIRIAMU BIAA
RUISU JEIMUZU MARANDORA
MAIKERU RII KOGUNEUITSUCHI
ROBAATO BURAION SARUTON
ROBAATO UIRIAMU BIAA
RUISU JEIMUZU MARANDORA
MAIKERU RII KOGUNEUITSUCHI
Application Number:
JP1193182A
Publication Date:
December 18, 1985
Filing Date:
January 29, 1982
Export Citation:
Assignee:
WESTINGHOUSE ELECTRIC CO
International Classes:
B25B21/00; B23P19/06; B25B29/02; G21C13/02; G21C19/20; (IPC1-7): B25B21/00; B23P19/06
Attorney, Agent or Firm:
Soga Doteru