US Patent: 1,345,709
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Threading Die Mechanism
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Patentee:
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Arthur A. Shafer (exact or similar names) - Erie, Erie County, PA |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Nov. 14, 1918 |
Granted: |
Jul. 06, 1920 |
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Joel Havens "Vintage Machinery" entry for Rickert-Shafer Co.
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Description: |
Claim:
In a device of the character described, a die-holder, dies mounted therein, a rotatable cam sleeve on said die-holder for actuating said dies, an inclined plate secured thereon, a longitudinally-movable ring engaging said inclined plate to rotate paid said ring, and means to prevent the rotation of said ring on the die-holder. |
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