Back to results
US 4,868,530 AGranted
Electronic switch
AssigneeTocksfors Verkstads AB
InventorWilgot Ahs
Life of this patent
Estimating the term…
Abstract
Electronic switch comprising an operating means (1;7;12;15;18) movable in the switch. The operating means has only one magnetic pole operative for its motion, said pole being arranged to coact without contact with at least one second magnetic pole of a second magnet (5;5a) placed in the switch.
Claims10
An electronic switch comprising:
- a switch housing;
- a control element rotatably mounted in said housing, said control element having a first magnetic element mounted thereto;
- and
- at least a second magnetic element fixedly mounted to said housing and having a single pole thereof in facing relaqtion to said control element;
- said first magnetic element being mounted to said control element such that a single pole thereof is operatively exposed and spaced from said single pole of each said second magnetic element so as to selectively interact therewith as said control element is angularly displaced whereby a stable angular disposition of said control element is defined.
2 more elements
Dependencies are inferred from the claim text.