US Patent: 1,781,114
|
| Hydraulic broaching machine
|
|
Patentee:
|
|
| Francis J. Lapointe (exact or similar names) - Ann Arbor, MI |
|
|
Patent Dates:
|
| Applied: |
Oct. 07, 1927 |
| Granted: |
Nov. 11, 1930 |
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward
Jeff Joslin
Vintage Machinery entry for American Broach & Machine Co.
|
|
Description: |
| "The invention relates to broaching machines and particular to machines of this character which are of the pull type and actuated by hydraulic means, the object of the invention being the production of a machine of this class which will be semi-automatic dispensing with the handling of the broach by the operator during the broaching operation." |
|
