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US Patent: 945,526
Grinding-wheel
Patentee:
Gilbert Hart (exact or similar names) - Detroit, MI

USPTO Classifications:
451/543

Tool Categories:
industrial tools : grinding wheels
metalworking machines : grinders : sharpening machines : grinding wheels

Assignees:
None

Manufacturer:
Hart Emery Wheel Co. - Detroit, MI
Hart Emery Wheel Co., Ltd. - Hamilton, ON Canada

Witnesses:
Thomas V. Dutton
Michael H. Dempsey

Patent Dates:
Applied: Jun. 01, 1909
Granted: Jan. 04, 1910

Patent Pictures:
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Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Hart Emery Wheel Co.
Description:
Improvements to patents 779,848 and 825,460, to more securely lock the wheel segments together to reduce the risk of wheel bursting.

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