Nuclear fuel assembly hold down spring
US8670519B2 · kind B2 · utility
0Cited by
5References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 11, 2010 |
| Grant date | Mar 11, 2014 |
| Priority date | — |
| Expiry date | Aug 27, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E30/30
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A nuclear fuel assembly having a plurality of multi-leaf hold down spring sets extending from a top nozzle. Each spring set consists of a multiple number of springs leafs in order to provide a large working range of spring deflection. Each spring leaf has a straight, flat base section followed by a straight, flat tapered beam with a secondary spring set having a curvature at its peripheral end.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.