Global Patent Index - EP 0567877 A1

EP 0567877 A1 19931103 - A circuit for signalling the state of an electric switch for example, to signal the failure of a vehicle door to close.

Title (en)

A circuit for signalling the state of an electric switch for example, to signal the failure of a vehicle door to close.

Title (de)

Schaltung zur Zustandsmeldung eines elektrischen Schalters zum Beispiel zur Fehlermeldung des schliessen einer Fahrzeugtür.

Title (fr)

Circuit pour signaler l'état d'un interrupteur electrique, par exemple pour signaler la défaillance de la fermeture d'une portière de véhicule.

Publication

EP 0567877 A1 19931103 (EN)

Application

EP 93106288 A 19930419

Priority

IT TO920361 A 19920427

Abstract (en)

A circuit for indicating the state of an electrical switch (I), usable for example as a signalling interface for a door open check. The circuit includes a transistor (Q) which works in current subtraction relationship with respect to the indicator element (D). <IMAGE>

IPC 1-7

G08B 23/00

IPC 8 full level

G08B 23/00 (2006.01)

CPC (source: EP)

G08B 23/00 (2013.01)

Citation (search report)

Designated contracting state (EPC)

DE ES FR GB IT SE

DOCDB simple family (publication)

EP 0567877 A1 19931103; IT 1259558 B 19960320; IT TO920361 A0 19920427; IT TO920361 A1 19931028

DOCDB simple family (application)

EP 93106288 A 19930419; IT TO920361 A 19920427