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. 10, 2002

Filed:

Jul. 31, 2000
Applicant:
Inventors:

Robert B. Williams, Baltimore, MD (US);

Thomas J. Bodine, Jessup, MD (US);

Todd A. Hagen, Windsor, PA (US);

Assignee:

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

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 1/00 ;
U.S. Cl.
CPC ...
E21B 1/00 ;
Abstract

A power tool having a first housing assembly, an attachment post and a second housing assembly. The first housing assembly includes a motor assembly and a first wall member. The first wall member defines a first cavity having a longitudinal axis and terminates at a first abutting face. The attachment post has a longitudinal axis and is coupled to the first housing assembly such that the longitudinal axis of the attachment post is perpendicular to the longitudinal axis of the first cavity. The second housing assembly is coupled to the first housing assembly and includes a geartrain assembly, a second wall member and an attachment hook. The second wall member defines a second cavity which terminates at a second abutting face. The attachment hook has a slotted aperture with a longitudinal axis and first and second sidewalls.


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