Measuring and testing – Specimen stress or strain – or testing by stress or strain... – Specimen clamp – holder – or support
Reexamination Certificate
2007-03-02
2009-08-04
Caputo, Lisa M (Department: 2855)
Measuring and testing
Specimen stress or strain, or testing by stress or strain...
Specimen clamp, holder, or support
C073S818000, C073S826000
Reexamination Certificate
active
07568397
ABSTRACT:
A test machine for testing the tension or compression properties of a test specimen is provided. The test machine utilizes magnetic force to prevent the fixture of the machine from rotating while placing the test specimen in tension or under compression, which accordingly prevents the test specimen from rotating as well as the source of such rotation. Unintended forces are thereby minimized, enabling a user to obtain more accurate test results.
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Article, Material Testing Systems Optimized by the Use of Moving Magnet Linear Motors, Kirk Biegler, Endura TEC Systems, Corp, Nov. 2006.
Bridgestone Firestone North American Tire, LLC
Caputo Lisa M
Dunlap Jonathan
Kingsbury Thomas R.
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