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. 19, 2000

Filed:

Aug. 27, 1998
Applicant:
Inventor:

Todd Bishop, Bellingham, WA (US);

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23C / ;
U.S. Cl.
CPC ...
407 34 ; 407 41 ; 407 43 ; 407 49 ; 407 53 ;
Abstract

A rotary cutting tool having a mounting portion with a plurality of mounting sections, each having a radially aligned pocket to receive a cutting insert. There is a positioning and actuating assembly by which a related wedge block can be positioned in its related pocket in wedging engagement with its cutter insert. The side walls of each pocket converge in a radially outward direction so that centrifugal force of the rotating causes the wedge blocks and the cutters to come into a firmer wedging engagement. The positioning and holding assembly can be moved from its retaining position to permit individual cutting inserts to be moved or replaced. A center bolt assembly moves a central portion of the positioning and holding assembly vertically so as to cause retaining arms to move into and out of retaining engagement with related wedge blocks.


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