US Patent: 768,608
|
| Feed and Speed Changing Device for Machine-tools
|
|
Patentees:
|
| Richard K. Le Blond (exact or similar names) - Cincinnati, Hamilton County, OH |
| William F. Groene (exact or similar names) - Cincinnati, Hamilton County, OH |
|
|
Patent Dates:
|
| Applied: |
May 17, 1904 |
| Granted: |
Aug. 30, 1904 |
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward
Joel Havens
"Vintage Machinery" entry for R. K. Leblond Machine Tool Co.
|
|
Description: |
| Abstract:
The invention to be hereinafter described relates to feed and speed changing devices which may be employed generally in any machine where it is desired that certain mechanism shall be driven at different speeds at different times; and the object of the present invention, generally stated, is to provide a device adapted to these conditions which will be susceptible of a wide range of variation in the speeds derivable therefrom and furnish a simple form of mechanical parts readily manipulated during the continued movement of the driving element to effect the changes desired.
Claim:
In a feed and speed changing device for machine-tools, the combination of a driving-shaft, an elongated gear, variable-speed gearing disposed between the driving-shaft and said elongated gear and meshing with the later for driving it at different speeds, a driven shaft, and variable-speed gearing connecting the said elongated gear with the driven shaft.
|
|
