Measuring and testing – Spring testing
Patent
1978-11-02
1981-01-27
Goldberg, Gerald
Measuring and testing
Spring testing
176 19R, 176 80, G21C 1900, G01M 1900
Patent
active
042467837
ABSTRACT:
Device for measuring the spring-force of resilient spacer projections set into spacer grids of nuclear reactor fuel assemblies to push fuel rods surrounded by spacer meshes against at least two oppositely disposed rigid spacer projections, including a force measuring plug having a diameter equal to the diameter of a fuel rod to be fixed in the spacer grid, and a flexible beam integral with the force measuring plug, the flexible beam having a free end in contact with a first resilient spacer projection to be measured, and another end firmly connected to the force measuring plug and having at least one wire strain gage disposed thereon.
REFERENCES:
patent: 3327270 (1967-06-01), Garrison
patent: 3388590 (1968-06-01), Dryden
patent: 3944467 (1976-03-01), Biermann
patent: 3969935 (1976-07-01), Shoberg
Bezold Helmut
Steven Josef
Corr Denis E.
Goldberg Gerald
Kraftwerk Union Aktiengesellschaft
Lerner Herbert L.
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