US Patent: 1,250,362 - Metal-boring machine


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US Patent: 1,250,362

Metal-boring machine

Patentee:

William L. Schellenbach (exact or similar names) - Wyoming, OH

USPTO Classifications:

408/133, 408/134, 470/96, 74/333

Tool Categories:

metalworking machines : drilling and boring : vertical boring mills

Assignees:

None

Manufacturer:

Lodge & Shipley Machine Tool Co. - Cincinnati, OH

Witnesses:

C. W. Miles

W. Thornton Bogert

Patent Dates:
Applied:	Aug. 16, 1916
Granted:	Dec. 18, 1917

Patent Pictures:

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Vintage Machinery entry for Lodge & Shipley Machine Tool Co.

Description:

"My invention relates to improvements in metal boring machines. One of its objects is to provide an improved supporting frame and arrangement of the operative parts relative thereto. Another object is to provide an improved and simple arrangement of the spindle driving mechanism with a wide range of speed changes. Another object is to provide improved spindle supporting and feeding mechanism..."