US Patent: 1,200,046
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| Screw-Thread-Milling Machine
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Patentee:
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| Alfred M. Thompson (exact or similar names) - Newark, Essex County, NJ |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Aug. 02, 1915 |
| Granted: |
Oct. 03, 1916 |
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Joel Havens
"Vintage Machinery" entry for A. Morris Thompson
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Description: |
| Claim:
A thread milling machine including in combination a work holder, a rotating cutter, means for bringing the cutter into engagement with the work, means for rotating the work holder continuously in one direction, means engaging the work holder for feeding it forward as it is rotated and automatic means for simultaneously disengaging the cutter from the work and disengaging the feeding means from the work holder when the thread has been cut to a predetermined point while permitting a continued rotation of the work holder and cutter. |
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