Matches in DBpedia 2016-04 for { ?s ?p "Edison screw (ES) is a standard socket for light bulbs. It was developed by Thomas Edison and was licensed in 1909 under the Mazda trademark. Normally, the bulbs have right-hand threaded metal bases (caps) which screw into a matching threaded sockets (lamp holders). For bulbs powered by the mains supply, the thread is connected to neutral and the contact on the bottom tip of the base is connected to live (hot). In North America and continental Europe, Edison screws displaced other socket types for general lighting. In the early days of electrification, Edison screws were the only standard connector, and appliances other than bulbs were connected to the mains supply via light sockets. Today Edison screw sockets comply with international standards."@en }
Showing triples 1 to 2 of
2
with 100 triples per page.
- Edison_screw abstract "Edison screw (ES) is a standard socket for light bulbs. It was developed by Thomas Edison and was licensed in 1909 under the Mazda trademark. Normally, the bulbs have right-hand threaded metal bases (caps) which screw into a matching threaded sockets (lamp holders). For bulbs powered by the mains supply, the thread is connected to neutral and the contact on the bottom tip of the base is connected to live (hot). In North America and continental Europe, Edison screws displaced other socket types for general lighting. In the early days of electrification, Edison screws were the only standard connector, and appliances other than bulbs were connected to the mains supply via light sockets. Today Edison screw sockets comply with international standards.".
- Q1764334 abstract "Edison screw (ES) is a standard socket for light bulbs. It was developed by Thomas Edison and was licensed in 1909 under the Mazda trademark. Normally, the bulbs have right-hand threaded metal bases (caps) which screw into a matching threaded sockets (lamp holders). For bulbs powered by the mains supply, the thread is connected to neutral and the contact on the bottom tip of the base is connected to live (hot). In North America and continental Europe, Edison screws displaced other socket types for general lighting. In the early days of electrification, Edison screws were the only standard connector, and appliances other than bulbs were connected to the mains supply via light sockets. Today Edison screw sockets comply with international standards.".