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:
Sep. 29, 1998
Filed:
May. 10, 1996
Applicant:
Inventor:
Wolfgang Muller, Ludwigsburg, DE;
Assignee:
Hermann-Pfauter GmbH & Co., Ludwigsburg, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23F / ;
U.S. Cl.
CPC ...
409 11 ; 409 19 ; 409 23 ; 409137 ; 82124 ; 82901 ;
Abstract
The hobbing machine has a tool assembly with a tool spindle and a workpiece holding assembly with a workpiece spindle. A first drive unit for driving the tool spindle is provided. A second drive unit for driving the workpiece spindle is provided. The tool spindle and/or the workpiece spindle is a rotor of the first and second drive unit so that the tool spindle and/or workpiece spindle can be directly driven by the drive unit.