US Patent: 278,914
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| Machinery for testing the strength of metal
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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 simple form is adapted for producing and indicating strains of either tension, compression, transverse loads, or torsion on metallic bars, rods, plates, and other structures. The specimen is held at is respective ends by hydraulic pressure in a holding-beam and a straining-beam. The latter is moved in either direction either for adjustment or for producing a strain of tension or compression at will, and is provided or combined with a double-acting hydraulic press..." |
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