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:
Feb. 26, 2002
Filed:
Dec. 16, 1999
Applicant:
Inventors:
Matthew A. Davies, Kensington, MD (US);
Brian Dutterer, Westminister, MD (US);
Jon R. Pratt, Clarksburg, MD (US);
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 1/900 ;
U.S. Cl.
CPC ...
G01N 1/900 ;
Abstract
The present invention provides a device and method for determining the stable speeds for a rotating milling tool by non-cuttingly exciting the milling tool, by vibrating the milling tool, and measuring how the milling tool is excited. The present invention also provides a device and method for determining the stable speeds for a lathe tool by non-cuttingly exciting the lathe tool, by vibrating the tool using an excitation device mounted on a rotating lathe test bar, and measuring how the lathe tool is excited.