ES2107942B1 - Sistema de instalacion de monitores en videoporteros. - Google Patents

Sistema de instalacion de monitores en videoporteros.

Info

Publication number
ES2107942B1
ES2107942B1 ES9402680A ES9402680A ES2107942B1 ES 2107942 B1 ES2107942 B1 ES 2107942B1 ES 9402680 A ES9402680 A ES 9402680A ES 9402680 A ES9402680 A ES 9402680A ES 2107942 B1 ES2107942 B1 ES 2107942B1
Authority
ES
Spain
Prior art keywords
installation system
installation
video door
line
monitor installation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
ES9402680A
Other languages
English (en)
Other versions
ES2107942A1 (es
Inventor
Grajirena Javier Gorrochategui
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to ES9402680A priority Critical patent/ES2107942B1/es
Publication of ES2107942A1 publication Critical patent/ES2107942A1/es
Application granted granted Critical
Publication of ES2107942B1 publication Critical patent/ES2107942B1/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Abstract

SISTEMA DE INSTALACION DE MONITORES EN VIDEO-PORTEROS, SEGUN EL CUAL LOS DISTINTOS MONITORES INCORPORADOS EN LAS DIFERENTES UNIDADES INTERNAS (2) DE LA INSTALACION, SE DISPONEN ACOPLADOS EN PARALELO, SEGUN UNA DISPOSICION EN CASCADA, QUEDANDO ALIMENTADO ELECTRICAMENTE CADA UNO DE ELLOS POR UN RESPECTIVO ALIMENTADOR (20) Y CONTROLADO FUNCIONALMENTE POR UN RESPECTIVO MICROPROCESADOR (21), DE MANERA QUE MEDIANTE UN PUENTE ESTABLECIDO EN EL CIRCUITO DE UNO DE ELLOS SE MANTIENE A LA LINEA DE INTERCOMUNICACION EN CONEXION FIJA CON UNA CARGA COMPENSADORA, MIENTRAS QUE MEDIANTE OTRO PUENTE SE ESTABLECE UNA CONEXION QUE PROPORCIONA LA TENSION NECESARIA A LA LINEA (3) DE LA PLACA BOTONERA SITUADA EN LA UNIDAD EXTERIOR (1).
ES9402680A 1994-12-30 1994-12-30 Sistema de instalacion de monitores en videoporteros. Expired - Lifetime ES2107942B1 (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES9402680A ES2107942B1 (es) 1994-12-30 1994-12-30 Sistema de instalacion de monitores en videoporteros.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES9402680A ES2107942B1 (es) 1994-12-30 1994-12-30 Sistema de instalacion de monitores en videoporteros.

Publications (2)

Publication Number Publication Date
ES2107942A1 ES2107942A1 (es) 1997-12-01
ES2107942B1 true ES2107942B1 (es) 1998-07-01

Family

ID=8288432

Family Applications (1)

Application Number Title Priority Date Filing Date
ES9402680A Expired - Lifetime ES2107942B1 (es) 1994-12-30 1994-12-30 Sistema de instalacion de monitores en videoporteros.

Country Status (1)

Country Link
ES (1) ES2107942B1 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2167192B1 (es) * 1999-12-21 2003-05-01 Fermax Electronica Modulo bateria para monitor de videoportero.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4075659A (en) * 1972-09-08 1978-02-21 Etiennette Romani Desanti Electronic door announcer
ES486037A1 (es) * 1979-11-16 1980-07-01 Comercial Bianchi S A Sistema perfeccionado, para la apertura de puerta en un vi- deo-portero
KR940000250B1 (ko) * 1989-12-28 1994-01-12 주식회사 금성사 도어폰의 신호 전송장치
JPH04207744A (ja) * 1990-11-30 1992-07-29 Nippon Intaafuoon Kk インターフォーン

Also Published As

Publication number Publication date
ES2107942A1 (es) 1997-12-01

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