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:
Jul. 17, 2007

Filed:

Feb. 17, 2006
Applicant:

Louis a Gibbons, Stevensville, MD (US);

Inventor:

Louis A Gibbons, Stevensville, MD (US);

Assignee:

Black & Decker Inc., Newark, DE (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23B 31/107 (2006.01);
U.S. Cl.
CPC ...
Abstract

A drill chuck having an adjustable depth stop to control an amount by which a tool bit, such as a drill or a screwdriver bit, is inserted into the drill chuck. The adjustable depth stop can include a spring, such as a conical spring, that can be coupled to a spindle of the chuck.


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