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. 26, 1993
Filed:
Feb. 08, 1990
Applicant:
Inventor:
Erich Kotthaus, Huckeswagen, DE;
Assignee:
Oerlikon Geartec AG, Zurich, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B24B / ; B23F / ; B23F / ;
U.S. Cl.
CPC ...
5120 / ; 5120 / ; 51287 ;
Abstract
The rotary form tool for finish machining tooth flanks of longitudinally curved teeth of a rough machined bevel gear blank of a hypoid or non-hypoid gear pair, comprises a tool body having the configuration of a hypoid helical bevel gear. Each tooth of the tool body is helically curved and has a longitudinally concave tooth flank and a longitudinally convex tooth flank. At least one tooth flank of the longitudinally concave tooth flanks and the longitudinally convex tooth flanks are coated with an abrading medium.