Rotary resistors

Electrical resistors – Mechanically variable – Movable contact electrically adjustable over length of...

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Details

338162, H01C 1034

Patent

active

044918232

ABSTRACT:
A rotary resistor or rheostat used in hearing aids worn behind the ear. Such an application necessitates a small, compact arrangement. The arrangement is provided with a supporting surface acting as a substrate with the prerequisite conductors or resistances applied to the support surface.

REFERENCES:
patent: 2443018 (1948-06-01), Arvin et al.

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