Electronic control circuits cast in silicone rubber or epoxy! resin - have accessible components e.g. terminals protected by removable silicone rubber hoods prior to casting

摘要

Electronic control circuits which have their components attached to a connection plate and cast in epoxy resin or silicone rubber has the connectors or other components which are to be accessible above the level of the cast resin protected by a hood made of silicone rubber which, in the case of silicone rubber casting resin, is provided with a sepn. or release layer. The above components may be sockets, pins, switches potentiometers, etc.