Patent · US Active

Device for hardening the teeth of gear wheels by individual inductive heat treatment for each tooth, using several inductors

US8766150B2 · kind B2 · utility

1Cited by

6References

9Claims

0Family size

Assignee

EFD Induction Private Limited · DE

Inventors

Reinhard Zernickel · Waldkirch, DE
Josef Wagner · Augsburg, DE

Key dates

Filing date	Aug 10, 2009
Grant date	Jul 1, 2014
Priority date	—
Expiry date	Jan 25, 2031

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02P10/25
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

A device for hardening the teeth (2) of gear wheels by inductive heat treatment provides for at least two hardness inductors (3), which are distributed over the circumference.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.