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.)
Rheinmetall Air Defence AG
Maschinenfabrik Oerlikon AG
Original Assignee
Werkzeugmaschinenfabrik Oerlikon Buhrle AG
Maschinenfabrik Oerlikon AG
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 Werkzeugmaschinenfabrik Oerlikon Buhrle AG, Maschinenfabrik Oerlikon AGfiledCriticalWerkzeugmaschinenfabrik Oerlikon Buhrle AG
Application grantedgrantedCritical
Publication of FR558991ApublicationCriticalpatent/FR558991A/fr
H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
H01H33/02—Details
H01H33/53—Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
H01H33/55—Oil reservoirs or tanks; Lowering means therefor
FR558991D1921-12-201922-11-23Dispositif de sûreté contre les introductions d'eau de condensation dans les récipients à huile d'appareils électriques
ExpiredFR558991A
(fr)
Appareil de sécurité contre la décharge des accumulateurs provenant du circuit allumage, contre le vol, et de vérification de la circulation de l'huile ou de l'eau