Improvements in and relating to rotary switches

Improvements in and relating to rotary switches

1,109,903. Rotary distributers. I.D.M. ELECTRONICS Ltd. 5 May, 1966, No. 49243/64. Heading H1N. A rotary switch comprises a brush-arm 6 mounted on a shaft 1 and provided with a plurality of multi-fingered brushes 7a. . . 7d which traverse a plurality of rows a ... d of contact studs 8a ... 8d embedd...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: SPENCER DENNIS LINCOLN
Format: Patent
Sprache:eng
Schlagworte:
BASIC ELECTRIC ELEMENTS
ELECTRIC SWITCHES
ELECTRICITY
EMERGENCY PROTECTIVE DEVICES
RELAYS
SELECTORS
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Beschreibung
Zusammenfassung:1,109,903. Rotary distributers. I.D.M. ELECTRONICS Ltd. 5 May, 1966, No. 49243/64. Heading H1N. A rotary switch comprises a brush-arm 6 mounted on a shaft 1 and provided with a plurality of multi-fingered brushes 7a. . . 7d which traverse a plurality of rows a ... d of contact studs 8a ... 8d embedded flush in a disc of plastics insulating material. The studs and brushes are of noble metal and the plastics used for the disc has high abrasion resistances so as to maintain the electrical noise factor below a certain figure.