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US Patent: 838,478
Road-Scarifer
Patentee:
Marquis J. Todd (exact or similar names) - Buffalo, Erie County, NY

USPTO Classifications:
172/215, 172/421, 172/427

Tool Categories:
construction machines : scarifiers

Assignees:
Buffalo Steam Roller Co. - Buffalo, Erie County, NY

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: May 24, 1906
Granted: Dec. 11, 1906

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Buffalo Pitts Co.
Description:
Abstract:

The primary object of this invention is to maintain a uniform pitch when working at different depths without necessarily having to adjust the scarifier-body.

Claim:

A road-scarifier comprising a pivot ally-mounted body having a gooseneck at each end, adjusting screw-rods extended through said goosenecks, nuts pivotally mounted in the latter with which said screw-rods engage, rollers on the lower ends of said screw-rods, and pivoted frames connecting the lower ends of said screw-rods to said body.

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