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US Patent: 104,995
Lathe Center
Patentee:
Henry K. Porter - Boston, MA

USPTO Classifications:
184/109, 82/150

Tool Categories:
metalworking machines : metal lathes : metal lathe accessories

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
T. W. Porter
Eugene Z. O. Neil
Herbert G. Whitman

Patent Dates:
Granted: Jul. 05, 1870

Patent Pictures:
USPTO pdf tiff
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Description:
This invention relates to an improvement in lathe-centers, by which they are rendered self-oiling and the invention consists in forming a small central hole through a portion the center and connecting the same with an oil-fountain in such manner that the oil will be conducted to the point of contact between the center and the article which it engages, as is herein more fully described.

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