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:
Feb. 03, 2009

Filed:

Jul. 21, 2005
Applicants:

Markus Allemann, Grayslake, IL (US);

Edward G. Ennis, Niles, IL (US);

Vera Maras, Schaumburg, IL (US);

Jose Nieto, Chicago, IL (US);

Inventors:

Markus Allemann, Grayslake, IL (US);

Edward G. Ennis, Niles, IL (US);

Vera Maras, Schaumburg, IL (US);

Jose Nieto, Chicago, IL (US);

Assignee:

Robert Bosch GmbH, Stuttgart, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B24B 41/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A rotary tool accessory includes a body defining an axis of rotation and having a work piece contacting surface and a drive portion. The body has defined therein a body opening including a first opening portion and a second opening portion. The rotary tool accessory further includes an insert located within at least the second body opening. The first opening portion is contained within a space during rotation of the body about the axis. Both the drive portion and the second opening portion are advanced through a path during rotation of the body about the axis, the path being located outside of the space.


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