US Patent: 2,305,128
|
Variable speed feed mechanism
|
Patentees:
|
Willard E. Gerbing (exact or similar names) - Chicago, IL |
Lorenz J. Andresen (exact or similar names) - Chicago, IL |
Manufacturer: |
Not known to have been produced |
|
Patent Dates:
|
Applied: |
Oct. 06, 1939 |
Granted: |
Dec. 15, 1942 |
USPTO (New site tip) Google Patents
Report data errors or omissions to steward
Jeff Joslin Vintage Machinery entry for Gerbing Mfg. Co.
|
Description: |
Of interest primarily because co-inventor Willard Gerbing went on to establish Gerbing Mfg. Co., makers of a variable-speed drive mechanism. This particular variable-speed mechanism was intended for feeding material into a mill for grinding. |
|