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:
May. 15, 2018
Filed:
Oct. 05, 2015
Applicant:
Ridge Tool Company, Elyria, OH (US);
Inventors:
Glen R. Chartier, Avon Lake, OH (US);
James Tunningley, Lakewood, OH (US);
Harald Krondorfer, Aurora, OH (US);
Jörg Rosenthal, Reichshof-Eckenhagen, DE;
Assignee:
Ridge Tool Company, Elyria, OH (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B23B 47/28 (2006.01); B25H 1/00 (2006.01);
U.S. Cl.
CPC ...
B23B 47/281 (2013.01); B25H 1/0064 (2013.01); B23B 2215/72 (2013.01); B23B 2247/12 (2013.01); B23B 2247/18 (2013.01); B23B 2270/30 (2013.01); B23B 2270/62 (2013.01); Y10T 408/50 (2015.01); Y10T 408/5619 (2015.01); Y10T 408/56245 (2015.01); Y10T 408/895 (2015.01);
Abstract
A hole saw drill guide is described. The drill guide can be used when drilling holes in pipe or tubes. The hole saw drill guide includes a guide tube base assembly and an arbor shaft assembly. The guide tube base assembly is chained or otherwise secured to a pipe. The arbor shaft assembly is removably engaged with the guide tube base assembly and during use of the device, rotates within a guide tube of the base.