US Patent: 3,767,317
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| Double Bladed Cutting Tool
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Patentee:
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| Robert M. Ortlieb (exact or similar names) - Southfield, Oakland County, MI |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Nov. 08, 1971 |
| Granted: |
Oct. 23, 1973 |
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Joel Havens
"Vintage Machinery" entry for DeVlieg Machine Co.
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Description: |
| Abstract:
A double bladed cutting tool in which two cutter supports are positioned at the opposite ends of a transverse guideway formed in a rotary tool body. A single adjusting screw has two threads of opposite direction threaded through the cutter supports. Depending upon the direction of rotation of the screw, the cutter supports are either advanced outwardly or withdrawn inwardly in the guideway. |
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