For the initial section assembly, Airbus is using a modular, lightweight automated system, called “Flextrack”, with eight robots drilling and countersinking 1,100 to 2,400 holes per longitudinal joint.
A back-drilling method of through vias in a circuit board and a circuit board made by said method are disclosed.
A step (8) is provided at the inner end of the counter bore.
After the back drill operation, the electrical connection is severed.
Before a back drill operation is performed, an electrical connection exists between conductive material in a via hole and the back drill verification feature.
A back drilling method and system for a PCB.
A back drill verification feature is provided on a layer of a circuit board.
A method for manufacturing a back drilling hole in a printed circuit board (PCB) and PCB are provided.
In the middle of the sleeve pipe are provided with a through hole (1) and a counter-bore (2).
In the middle of the base are provided a mounting hole (6) and an inner hexagonal counter-bore (7).
Outwards of the stem is an external collar (26), which is a clearance size in the counter-bore (7).
For the initial section assembly, Airbus is using a modular, lightweight automated system, called “Flextrack”, with eight robots drilling and counter-sinking 1,100 to 2,400 holes per longitudinal joint.
Opposite from the shaft, the hub has a spigot (3) with an external screw thread (4) and a socket (5) having bore (6) opening at the end of the spigot with a counter-bore (7).
Requêtes fréquentes français :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
Requêtes fréquentes anglais :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
Traduction Translation Traducción Übersetzung Tradução Traduzione Traducere Vertaling Tłumaczenie Mετάφραση Oversættelse Översättning Käännös Aistriúchán Traduzzjoni Prevajanje Vertimas Tõlge Preklad Fordítás Tulkojumi Превод Překlad Prijevod 翻訳 번역 翻译 Перевод