Patent · US Active

Process for electric bonding of an aluminum wire

US9333591B2 · kind B2 · utility

0Cited by

14References

18Claims

0Family size

Assignee

Hanning Elektro-Werke GmbH & Co. KG · DE

Inventors

Harald Buchalla · Amorbach, DE
Christian Meyer · Karlsruhe, DE

Key dates

Filing date	May 31, 2013
Grant date	May 10, 2016
Priority date	—
Expiry date	Nov 19, 2033

Classification

Technology area (CPC H)Electricity
CPC primaryH01R43/28
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

A process for electric bonding of an aluminum wire to a contact area which wire, provided with an oxide layer on its outer surface, is wrapped with an insulating lacquer and ultrasonic bonded to said contact area, wherein insulation is removed from the aluminum wire section to be connected to the contact area prior to the ultrasonic bonding process by removing the insulating layer which surrounds the outer surface of the wire with oxide layer by means of an electric plasma.

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