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.)
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 IndividualfiledCriticalIndividual
Priority to ES1974199836UpriorityCriticalpatent/ES199836Y/es
Publication of ES199836UpublicationCriticalpatent/ES199836U/es
Application grantedgrantedCritical
Publication of ES199836YpublicationCriticalpatent/ES199836Y/es
DISPOSITIVO ACeSTICO DE ALARMA DE TEMPERATURA, PARA AUTOMÓVILES que se caracteriza por estar constituido por un circuito compuesto por un oscilador, un amplificador electrónico y un altavoz, montados en una misma caja, dispuesta para su montaje en el interior de un automóvil, comprendiendo además, una resistencia termostática dispuesta para su montaje en el circuito de refrigeración del automóvil, conectada al mencionado oscilador, de forma que al aumentar la temperatura se produce una señal acústica perfectamente audible en el altavoz.
ES1974199836U1974-01-251974-01-25Dispositivo acustico de alarma de temperatura, para automo-viles.
ExpiredES199836Y
(es)
Alarm circuit for motor vehicle - gives electronic, acoustic and optical alarm and has combination of horn, reproduction unit amplifier and loudspeaker