US Patent: 788,657
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| Feed and Speed Changing Device
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Patentees:
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| Richard K. Le Blond (exact or similar names) - Cincinnati, Hamilton County, OH |
| William F. Groene (exact or similar names) - Cincinnati, Hamilton County, OH |
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Patent Dates:
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| Applied: |
Nov. 28, 1904 |
| Granted: |
May 02, 1905 |
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Joel Havens
"Vintage Machinery" entry for R. K. Leblond Machine Tool Co.
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Description: |
| Abstract:
The invention to be hereinafter described relates to feed and speed changing devices adapted for a variety of uses where it becomes desirable at times to quickly change the relative movement of parts, and more especially the present invention relates to such devices applicable as a feed and speed changing means for machine-tools.
Claim:
In a feed and speed changing mechanism for machine-tools, the combination with a primary speed-changing mechanism comprising a cone-gear shaft and a cone of gears thereon, a driving-shaft, connections between the driving-shaft and cone of gears for driving the latter at varying speeds, of independently-mounted telescoping gears and devices disposed between said gears and the driving-shaft for imparting variable speeds to the driving-shaft. |
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