 Nyorai kupfuurira nokuda kweiyi ndima - Nezvikepe zvekuchamhembe zvichipfigiramuzviteshi zvengarava zvokuSouth, chikepe che torpedo chakagadzirwa sechombo chokurwisa. Muna 1863, chikepe chokutanga chakagadzirirwa torpedo chakagadzirwa uye chakavakwa pedyo neCharleston, South Carolina vachishandisa mari yepachivande. Achishandisa pfungwa yapfuura yaRoss Winans, Dr. Ravenel akapa dhizaini yekutanga yechikepe uye kuvaka kwakapedzwa nerubatsiro rwaDavid C. Ebaugh. Yakapiwa zita rokuti David, iyi ngarava yakaita sesigaro, inonyura zvishoma yakashongedzerwa netorpedo pamugumo wetsvimbo yesimbi yakareba mamita 14 yakasungirirwa nechemberi. Pfungwa yacho yakanga iri yokutyaira igwa rinotyairwa nemhepo kuchikepe chomuvengi ndokuputika torpedo iri pedyo nechikepe chacho. Musi waOctober 5, 1863, CSS David yakashandiswa kurwisa USS New Ironsides pedyo neCharleston Harbor, ichikonzera kukuvadza asi ichikundikana kuputsa muviri. 