Electro-optical coupling element

US4095116A · kind A · utility

Assignee

• Siemens Aktiengesellschaft · DE

Inventors

• Gerfried Felkel · Neubiberg, DE
• Gerhard Maier · Herbrechtingen, DE
• Wolfgang Guenzel
• Guenther Waitl · Regensburg, DE

Key dates

• Filing date: Jun 13, 1977
• Grant date: Jun 13, 1978
• Expiry date: Jun 13, 1997

Classification

• Technology area (CPC H): Electricity
• CPC primary: H10F55/20

Abstract

A useful current component of an electro-optical coupling element is increased by providing a synthetic resin coupling medium having an adhered unitary encapsuling mass composed of the identical synthetic resin forming the coupling medium and containing therein a radiation reflecting material, such as titanium dioxide and a radiation impermeable material, such as aluminum bronze.