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:
Nov. 30, 1999
Filed:
Apr. 13, 1998
Applicant:
Inventor:
Josef Giessler, Muhlenbach, DE;
Assignee:
Sandvik Aktiebolag, Sandviken, SE;
Primary Examiner:
Int. Cl.
CPC ...
B23B / ; B23G / ;
U.S. Cl.
CPC ...
408 59 ; 408222 ; 470198 ;
Abstract
A thread-producing tool for producing an internal thread includes a body forming a rear shank portion and a front cutting portion. Provided in the body is a lubricant storage chamber for storing liquid lubricant which is driven toward the cutting portion through discharge passages under the action of centrifugal force during a thread-cutting operation.