Published January 29, 1993 | Version v1
Patent Metadata-only

Tightening and untightening device of cover closure studs on a containment, especially for a nuclear reactor primary coolant pump

Creators

Description

The device has means for centering a ring, means for simultaneously prestress many studs, means for screwing or unscrewing simultaneously many studs, means for command clutch disengagement and a storage for the studs

Availability note (English)

Available from Institut National de la Propriete Industrielle, Paris (France).

Additional details

Additional titles

Original title (French)
Machine de serrage et de desserrage de goujons de fixation d'un couvercle sur une enceinte, notamment une pompe primaire d'une centrale nucleaire

Publishing Information

Imprint Pagination
49 p.
IPC:
Int. Cl. G21c13/02; G21c15/24; B23p19/04.
IPC
Int. Cl. G21c13/02; G21c15/24; B23p19/04.
Patent number
FR patent document 2679694/A/

INIS

Country of Publication
France
Country of Input or Organization
France
INIS RN
24054591
Subject category
S22: GENERAL STUDIES OF NUCLEAR REACTORS;
Resource subtype / Literary indicator
Non-conventional Literature
Descriptors DEI
FASTENING; PRIMARY COOLANT CIRCUITS; PUMPS; REACTORS; REMOTE HANDLING EQUIPMENT
Descriptors DEC
COOLING SYSTEMS; EQUIPMENT; FABRICATION; JOINING; MATERIALS HANDLING EQUIPMENT; REACTOR COMPONENTS; REACTOR COOLING SYSTEMS

Optional Information

Secondary number(s)
FR patent application 9109453.