Fastener locking device for attaching guide thimble to fuel assembly bottom nozzle
Patent
·
OSTI ID:6520119
This patent describes a nuclear reactor fuel assembly including an end nozzle and at least one longitudinally-extending guide thimble projecting away from the end nozzle. The end nozzle has at least one passageway defined therethrough and a ledge defined within the passageway so as to face away from the guide thimble and divide the passageway into a first portion extending from the ledge toward the guide thimble. A second portion extends from the ledge away from the guide thimble. The second passageway portion has a larger cross-sectional size than the first passageway portion, the end nozzle also having recess means defined thereon in the second portion of the passageway. The guide thimble has an end disposed adjacent to the first portion of the passageway with threaded means defined thereon and a fastener locking device.
- Assignee:
- Westinghouse Electric Corp., Pittsburgh, PA
- Patent Number(s):
- US 4668469
- OSTI ID:
- 6520119
- Country of Publication:
- United States
- Language:
- English
Similar Records
Double lock joint for attaching top nozzle to guide thimbles of nuclear fuel assembly
Nuclear reactor fuel assembly with a removable top nozzle
Arrangement and method for attaching and reattaching a top nozzle in a reconstitutable nuclear fuel assembly
Patent
·
Tue Oct 13 00:00:00 EDT 1987
·
OSTI ID:5857424
Nuclear reactor fuel assembly with a removable top nozzle
Patent
·
Mon Dec 22 23:00:00 EST 1986
·
OSTI ID:6907550
Arrangement and method for attaching and reattaching a top nozzle in a reconstitutable nuclear fuel assembly
Patent
·
Mon Nov 16 23:00:00 EST 1987
·
OSTI ID:5856641