The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 15, 2026

Filed:

May. 23, 2023
Applicant:

National Nail Corp., Grand Rapids, MI (US);

Inventors:

Roger A. Vandenberg, Hudsonville, MI (US);

Todd E.A. Schwartzkopf, Hudsonville, MI (US);

Christopher M. Colyn, Grandville, MI (US);

Assignee:

National Nail Corp., Grand Rapids, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23B 51/10 (2006.01); B27C 3/02 (2006.01); B27C 9/02 (2006.01); B27G 15/00 (2006.01); B27G 15/02 (2006.01); E04F 21/00 (2006.01); E04F 21/22 (2006.01); B23B 51/04 (2006.01);
U.S. Cl.
CPC ...
B23B 51/10 (2013.01); B27C 3/02 (2013.01); B27C 9/02 (2013.01); B27G 15/00 (2013.01); B27G 15/02 (2013.01); E04F 21/00 (2013.01); E04F 21/22 (2013.01); B23B 51/04 (2013.01);
Abstract

A plug cutting tool that produces plugs having an aesthetic exterior surface common to a donor board. The tool can include a tool axis; a cutting edge that rotates about the tool axis and advances the tool into a donor board face to produce a plug having a plug face including the aesthetic exterior surface, a plug sidewall and a plug bottom; and another cutting edge that is selectively moveable toward the plug axis to taper the plug below the plug face. The tool can include a stabilizer that simultaneously engages the donor board face as the tool rotates, and impairs the tool from wobbling or walking along the board face as the cutting edge penetrates the board face. The tool can include a bearing surface that allows the other cutting edge to be leveraged against the plug sidewall to produce the taper. A related method of use is provided.


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