Invention Grant
- Patent Title: Anti-fretting wear spacer grid with canoe-shaped spring
- Patent Title (中): 抗磨损磨损间隔网格与独木舟形弹簧
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Application No.: US11971306Application Date: 2008-01-09
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Publication No.: US07835484B2Publication Date: 2010-11-16
- Inventor: Kyong-bo Eom , Kyu-Tae Kim , Jung-min Suh , Shin-ho Lee , Nam-Gyu Park , Joon-kyoo Park , Jin-sun Kim , Il-kyu Kim , Seong-ki Lee , Joon-hyung Choi
- Applicant: Kyong-bo Eom , Kyu-Tae Kim , Jung-min Suh , Shin-ho Lee , Nam-Gyu Park , Joon-kyoo Park , Jin-sun Kim , Il-kyu Kim , Seong-ki Lee , Joon-hyung Choi
- Applicant Address: KR Republic of Daejeon
- Assignee: Korea Nuclear Fuel Co., Ltd
- Current Assignee: Korea Nuclear Fuel Co., Ltd
- Current Assignee Address: KR Republic of Daejeon
- Agency: Sughrue Mion, PLLC
- Priority: KR10-2007-0086024 20070827
- Main IPC: G21C3/34
- IPC: G21C3/34

Abstract:
The present invention relates to an anti-fretting wear spacer grid having a plurality of canoe-shaped springs formed thereon, wherein each of the canoe-shaped springs includes: a fuel rod-contacting part having a flat surface having a predetermined longitudinal length so as to have linear contact with the fuel rod; a curved face-connecting part formed on the upper and lower portions of the fuel rod-contacting part; a leg-connecting part formed on the end portion of the curved face-connecting part; and legs each being formed of a plate shape having a predetermined length and connecting the both sides of the leg-connecting part with one unit grid cell surface.
Public/Granted literature
- US20100098208A1 Anti-fretting Wear Spacer Grid With Canoe-Shaped Spring Public/Granted day:2010-04-22
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