US Patent: 278,915
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Machinery for testing the strength of materials
Tensile and compressive strength tester
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Patentee:
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| Albert H. Emery (exact or similar names) - New York, NY |
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Patent Dates:
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| Applied: |
Feb. 05, 1881 |
| Granted: |
Jun. 05, 1883 |
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Jeff Joslin
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Description: |
| "This machine in its complete form is constructed with a double-acting hydraulic press for producing the strain, whether of tension or compression, and so that the same hydraulic press may, by the movement of its ram in one or the other direction, apply a direct strain of either tension or compression to the specimen..." |
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