US Patent: 4,557,303
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| Spindle shaper
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Patentees:
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| Chester K. Greathouse (exact or similar names) - McMinnville, TN |
| Gary L. Gardner (exact or similar names) - McMinnville, TN |
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Patent Dates:
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| Applied: |
Jul. 23, 1984 |
| Granted: |
Dec. 10, 1985 |
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Patent Pictures:
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Jeff Joslin
Vintage Machinery entry for Powermatic Machine Co.
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Description: |
| "A spindle shaper machine tool successively performs a plurality of operations on a work piece with removal and replacement of cutter heads on the spindle. The cutter heads are superimposed on the spindle, a fluid pressure jack quickly shifts the spindle to align a selected head with a work piece and the work piece is either manually or automatically advanced across the rotating selected tool..."This production shaper was sold under the "Powerstack" name by Powermatic, as a nicely integrated option on their model 26 shaper. |
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