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.
Patent No.:
Date of Patent:
Dec. 06, 2011
Filed:
Feb. 19, 2008
Applicant:
Laverne R. Durfee, Harmony, NC (US);
Inventor:
LaVerne R. Durfee, Harmony, NC (US);
Assignee:
Irwin Industrial Tool Company, Huntersville, NC (US);
Primary Examiner:
Int. Cl.
CPC ...
B23B 51/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The self feeding drill bit comprises a shank that has one end adapted to be connected to a chuck of a rotary tool such as a drill or power driver. The opposite end of the shank supports a cutting member where the cutting member is a cup shaped member having a series of teeth formed on the edge thereof. A screw tip is provided for feeding the cutting member into and through the wood. A removable cutting blade is provided for boring the interior of the hole. A kit including a self feed bit and a plurality of replacement bits is also provided.