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US Patent: 21,379
Machine for cutting irregular forms
Patentee:
Henry D. Stover - Boston, MA

USPTO Classifications:
144/114.1, 144/130, 144/131, 144/135.2, 144/144.1, 144/145.2, 144/231, 144/251.2, 144/253.3

Tool Categories:
woodworking machines : cutter head machines : wood shapers

Assignees:
None

Manufacturer:
Stover Machine Co. - New York, NY

Witnesses:
Henry Faxon, Jr.
David N. B. Coffin, Jr.

Patent Dates:
Granted: Aug. 31, 1858

Patent Pictures: [ 1 | 2 ]
USPTO pdf tiff
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"Vintage Machinery" entry for Stover Machine Co.
Description:
This patent shows an early double spindle shaper. The spindles rotated in opposite directions. Furthermore, both spindles could be tilted. An illustrated article describing this machine appeared in the December 17, 1859 issue of "Scientific American"; see the "Vintage Machinery" link on this page and then click on the "Images" tab of the resulting page.

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