US Patent: 505,322
|
Reaming Bit
|
Patentee:
|
|
Marvin R. Moss (exact or similar names) - Huntsburg, OH |
Manufacturer: |
Not known to have been produced |
|
Patent Dates:
|
Applied: |
Oct. 24, 1892 |
Granted: |
Sep. 19, 1893 |
USPTO (New site tip) Google Patents
Report data errors or omissions to steward
Russ Allen.
|
Description: |
A stop pin is used to regulate the width of cut and a collar regulates the depth. Primary use identified is for use in "freshening" the holes used for tapping maple sugar trees where it is desireable to keep the hole the same depth and not enlarge the entry hole. |
|