Patent ID: 11892525
Assignee: LITTELFUSE, INC.
Field: Measurement (Instruments)
Classification: CPC G  F  H | IPC F  G

Claim 8:
9. A magnetic sensing system disposed in an appliance, the magnetic sensing system comprising:
an analog sensor centrally located within a housing of the appliance, wherein the analog sensor is oriented along a first axis;
a first magnet disposed within a first door of the appliance, the first magnet having a first magnetic field strength, wherein the first magnet is oriented along a second axis in a first position;
a second magnet disposed within a second door of the appliance, the second magnet having a second magnetic field strength, wherein the second magnet is oriented along a third axis in a second position; and
a third magnet disposed within a third door of the appliance, the third magnet having a third magnetic field strength, wherein the third magnet is oriented along a fourth axis in a third position;
wherein the analog sensor detects whether any one of the first door, the second door, and the third door is open;
wherein the first position, the second position, and the third position are selected so that the first magnet, the second magnet, and the third magnet are binary weighted.