US Patent: 1,799,358
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| Safety-catch mechanism
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Patentee:
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| William C. De Roo (exact or similar names) - Cincinnati, OH |
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Patent Dates:
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| Applied: |
Sep. 09, 1927 |
| Granted: |
Apr. 07, 1931 |
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Jeff Joslin
Vintage Machinery entry for Fosdick Machine Tool Co.
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Description: |
| "An object of the invention is to provide a safety catch adapted to be carried by a rotatable nut which co-operates with a fixed elevating screw for raising and lowering a drill head, radial drill arm or similar part of a machine tool..." |
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