US Patent: 618,978
|
Machine for generating gearing
|
Patentee:
|
|
Oscar J. Beale (exact or similar names) - Providence, RI |
|
Patent Dates:
|
Applied: |
Oct. 04, 1897 |
Granted: |
Feb. 07, 1899 |
USPTO (New site tip) Google Patents
Report data errors or omissions to steward
Jeff Joslin Vintage Machinery entry for Brown & Sharpe Mfg. Co.
|
Description: |
Improvement to patent 616,349 to add an axial reciprocating motion to the cutting-gear, normal to the gear pitch-surfaces, which was found to improve speed and quality of cut. |
|