Geometrical instruments
Patent
1980-09-29
1983-02-01
McGlynn, Joseph H.
Geometrical instruments
228 441A, H01R 504
Patent
active
043712312
ABSTRACT:
An electrically conductive connection is disclosed for the active parts of an electrical component or of an integrated circuit to terminals for external connection. The connection consists of a very thin gold wire and of a metal layer which are situated on the electrical component or on the integrated circuit. The gold wire is connected to the metal layer by means of thermocompression. The metal layer is provided with perforation holes at least in the area of the nailhead of the gold wire formed due to thermocompression, the perforation holes being provided to improve the contact.
REFERENCES:
patent: 3038958 (1962-06-01), Swengel
patent: 4173388 (1979-11-01), Brandeau
Proceedings of the IEEE, Apr. 1971, pp. 713, 714.
Western Electric Technical Digest, No. 19, Avedissian, 7-1970, p. 7.
McGlynn Joseph H.
Siemens Aktiengesellschaft
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