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:
May. 25, 2010

Filed:

Jan. 18, 2008
Applicants:

Francis M. Gobright, Iv, Howell, MI (US);

Francis M. Gobright, V, Howell, MI (US);

Inventors:

Francis M. Gobright, IV, Howell, MI (US);

Francis M. Gobright, V, Howell, MI (US);

Assignee:

Diamond Products, Limited, Elyria, OH (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 7/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

A portable boring machine for cutting holes in a cutting surface is provided. The portable boring machine includes a vacuum system to secure a front end of the portable boring machine to a cutting surface, a hydraulic boring sub-assembly, which includes a hole saw to cut holes in the cutting surface, a water cooling/lubrication system to provide cooling and/or lubrication to the hole saw during the cutting process, and a control system to control the operation of the portable boring machine. The portable boring machine also includes multiple power-driven wheels. The wheels are attached to a bottom portion of a frame and are powered by an engine, which is mounted within the frame.


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