US Patent: 2,330,692 - Boring tool


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US Patent: 2,330,692

Boring tool

Patentee:

Charles B. De Vlieg (exact or similar names) - Ferndale, MI

USPTO Classifications:

33/628, 408/185, 82/158

Tool Categories:

metalworking machines : drilling and boring : boring heads

metalworking tools : boring bars

Assignees:

DeVlieg Machine Co. - Royal Oak, MI

Manufacturer:

DeVlieg Machine Co. - Royal Oak, MI

Witnesses:

Unknown

Patent Dates:
Applied:	Jul. 24, 1942
Granted:	Sep. 28, 1943

Patent Pictures:

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"Vintage Machinery" entry for DeVlieg Machine Co.

Description:

This is the famous DeVlieg "Microbore" boring tool, which provides rigidity and eliminates backlash so that it can be adjusted to achieve very accurate results.