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:
Aug. 31, 1999
Filed:
Mar. 08, 1995
Applicant:
Inventor:
Rodney M Kramer, Rockford, IL (US);
Assignee:
Ingersoll Cutting Tool Company, Rockford, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21H / ;
U.S. Cl.
CPC ...
72469 ; 72 88 ;
Abstract
The specification and drawings describe and show a thread-rolling die whose thread-forming lands are modified at their points of emergence along the side edge of die so that the crest of the ramp formed by the emerging end of the land remains parallel to the crest of the adjacent land.