. . . . . . "Helical railgun"@en . . . . . . . . . . . . . . . . . "Helical railguns are multi-turn railguns that reduce rail and brush current by a factor equal to the number of turns. Two rails are surrounded by a helical barrel and the projectile or re-usable carrier is cylindrical. The projectile is energized continuously by two brushes sliding along the rails, and two or more additional brushes on the projectile serve to energize and commute several windings of the helical barrel direction in front of and/or behind the projectile. The helical railgun is a cross between a railgun and a coilgun. They do not currently exist in a practical, usable form."@en . . "Can\u00F3 de rail helicoidal \u00E9s un can\u00F3 electromagn\u00E8tic multivoltes que redueixen el carril i el corrent del raspall per un factor igual al nombre de voltes. Dos carrils estan envoltats per un can\u00F3 helicoidal i el projectil o vehicle reutilitzable tamb\u00E9 \u00E9s helicoidal. El projectil \u00E9s electritzat cont\u00EDnuament per dos raspalls de lliscament al llarg dels carrils, i dos o m\u00E9s raspalls addicionals sobre el projectil serveixen per electritzar i commutar diversos enrotllaments de la direcci\u00F3 del can\u00F3 helicoidal davant i / o darrere del projectil. El can\u00F3 de rail helicoidal \u00E9s un encreuament entre un can\u00F3 de rail i un can\u00F3 de Gauss. No existeixen actualment en una forma pr\u00E0ctica, utilitzable."@ca . . . . . . . . . "Can\u00F3 de rail helico\u00EFdal"@ca . "4950221"^^ . . . . . . . . . . "Can\u00F3 de rail helicoidal \u00E9s un can\u00F3 electromagn\u00E8tic multivoltes que redueixen el carril i el corrent del raspall per un factor igual al nombre de voltes. Dos carrils estan envoltats per un can\u00F3 helicoidal i el projectil o vehicle reutilitzable tamb\u00E9 \u00E9s helicoidal. El projectil \u00E9s electritzat cont\u00EDnuament per dos raspalls de lliscament al llarg dels carrils, i dos o m\u00E9s raspalls addicionals sobre el projectil serveixen per electritzar i commutar diversos enrotllaments de la direcci\u00F3 del can\u00F3 helicoidal davant i / o darrere del projectil. El can\u00F3 de rail helicoidal \u00E9s un encreuament entre un can\u00F3 de rail i un can\u00F3 de Gauss. No existeixen actualment en una forma pr\u00E0ctica, utilitzable. Un can\u00F3 de rail helicoidal va ser constru\u00EFt al MIT el 1980 i va ser impulsat per diversos bancs de, de moment, grans condensadors (aproximadament 4 farads). Estava a uns 3 metres de llarg, que consta de 2 metres de bobina d'acceleraci\u00F3 i desacceleraci\u00F3 d'1 metre del serpent\u00ED. Va ser capa\u00E7 de llan\u00E7ar un planador o un projectil d'uns 500 metres."@ca . "Helical railguns are multi-turn railguns that reduce rail and brush current by a factor equal to the number of turns. Two rails are surrounded by a helical barrel and the projectile or re-usable carrier is cylindrical. The projectile is energized continuously by two brushes sliding along the rails, and two or more additional brushes on the projectile serve to energize and commute several windings of the helical barrel direction in front of and/or behind the projectile. The helical railgun is a cross between a railgun and a coilgun. They do not currently exist in a practical, usable form. A helical railgun was built at MIT in 1980 and was powered by several banks of, for the time, large capacitors (approximately 4 farads). It was about 3 meters long, consisting of 2 meters of accelerating coil and 1 meter of decelerating coil. It was able to launch a glider or projectile about 500 meters."@en . . "1122353369"^^ . . "2121"^^ . .