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US Patent: 5,199,829
Dovetail Shaper Metal-Cutting Tool
Patentee:
Darrell J. Bramwell - New Castle, IN

USPTO Classifications:
407/120, 409/304

Tool Categories:
metalworking machines : metal shapers : metal shaper tools

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Applied: Apr. 01, 1992
Granted: Apr. 06, 1993

Patent Pictures:
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Description:
Woodard, Emhardt, Naughton, Moriarty & McNett - patent attorneys

Abstract

In a dovetail shaper metal-cutting tool that is utilized in a chip-type machining process to cut into a metal workpiece a specified dovetail-shaped slot having a specific right hand and left hand dovetail angle and a specified bottom dimension, the improvement comprising: a plurality of cutting teeth at least one of which has a both a right hand dovetail cutting edge to cut into the workpiece the specified right hand dovetail angle and a right hand bottom cutting edge that measures at least one-half of the specified bottom dimension of the dovetail slot to cut into the workpiece at least one-half of the specified bottom dimension, and at least one other of which has both a left hand dovetail cutting edge to cut into the workpiece the specified left hand dovetail angle and a left hand bottom cutting edge that measures at least one-half of the specified bottom dimension of the dovetail slot to cut into the workpiece at least one-half of the specified bottom dimension.

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