US Patent: 65,138
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Improvement machine for cutting sheet or bar metal
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Patentee:
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Timothy F. Taft (exact or similar names) - Shrewsbury, MA |
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Patent Dates:
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Granted: |
May 28, 1867 |
Patent Pictures:
[
1 | 2
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Jeff Joslin Vintage Machinery entry for T. F. Taft Vintage Machinery entry for Whitcomb Mfg. Co. (Rice & Whitcomb)
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Description: |
This machine for cutting sheet or bar stock is a "lock-shear". The improvement is with the arms J J and bolt K (see image 2), which is claimed to sustain one-third more pressure without breaking than previous designs. |
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