Patent · US Active

Rotary switch

US7297889B2 · kind B2 · utility

5Cited by

3References

11Claims

0Family size

Assignee

TRW Automotive Electronics and Components GmbH · DE

Inventors

Dieter Bornhorst · Stockach, DE
Klaus Mueller · Dreieich, DE
Hans-Joachim Frohne · Lehre, DE

Key dates

Filing date	Nov 14, 2006
Grant date	Nov 20, 2007
Priority date	—
Expiry date	Nov 14, 2026

Classification

Technology area (CPC H)Electricity
CPC primaryH01H2003/085
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A rotary switch is disclosed which has a central handle (12) which is rotatable about a central axis (Z), a ring-shaped shield (16) surrounding the handle (12), a rotary button (18) which is arranged on the shield (16) and is rotatable about an axis (V) offset from and parallel to said central axis (Z), and a potentiometer (28) which is adjustable by means of the rotary button (18).The potentiometer (28) is radially spaced from the offset axis (V), and is coupled with the rotary button (18) by means of a gear (24, 26). The potentiometer (28) is offset radially inwards from the offset axis (V) towards the central axis (Z).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.