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US Patent: 644,929
Foot-stock for grinding-machines
Patentee:
Abraham B. Landis - Waynesboro, PA

USPTO Classifications:
188/67, 451/398, 82/150

Tool Categories:
metalworking machines : grinding machines

Assignees:
None

Manufacturer:
Landis Tool Co. - Waynesboro, PA

Witnesses:
H. S. Stouffe
D. M. Russell

Patent Dates:
Applied: Sep. 09, 1899
Granted: Mar. 06, 1900

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Landis Tool Co.
Description:
"In grinding small cylindrical objects, such as shafts, spindles, etc., in ordinary grinding-machines the heat generated by the grinding sometimes will expand such work until it will 'buckle' or curve slightly, and thus interfere with the operation and prevent satisfactory results. The object of my said invention is to provide a foot-stock for holding one end of such work in which there may be slight elasticity to allow for such expansion without the article buckling..."

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