Radiant energy – Photocells; circuits and apparatus – Signal isolator
Patent
1977-06-13
1978-06-13
Nelms, David C.
Radiant energy
Photocells; circuits and apparatus
Signal isolator
357 19, G02B 2700
Patent
active
040951162
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.
REFERENCES:
patent: 3153149 (1964-10-01), Finigian
patent: 4045120 (1977-08-01), Corlieu
Felkel Gerfried
Guenzel Wolfgang
Maier Gerhard
Waitl Guenther
Nelms David C.
Siemens Aktiengesellschaft
Tokar Michael J.
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