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:
Oct. 25, 2005
Filed:
May. 30, 2003
Applicants:
Nelson M. Pachao-morbitzer, Zárate, AR;
Hugo A. Ernst, Buenos Aires, AR;
Inventors:
Nelson M. Pachao-Morbitzer, Zárate, AR;
Hugo A. Ernst, Buenos Aires, AR;
Assignee:
Siderca S.A.I.C., Buenos Aires, AR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23Q010/11 ;
U.S. Cl.
CPC ...
Abstract
A metalworking apparatus includes a threading insert with a channel-less chip breaker and a holder for holding the threading insert. The threading insert includes (i) one cooling channel disposed on the top side of the threading insert for each crest and each valley, which terminates near the cutting region, and (ii) a ceramic coating on at least the cutting region of crests and valleys, with each cooling channel being uncoated.