Nchekwa Ngwaọrụ Ịkpa Akwa Castellar bụ ọtụtụ ihe nchekwa magnetik maka ngwaọrụ ịkpa akwa. A na-edobe ihe nchekwa ndị a n'elu igwe akwa, ka desktọpụ nwee ohere n'oge a na-arụ ọrụ. A na-edebe shọtụl n'akụkụ nrọ (bridge section), nke na-ebelata ohere nchekwa achọrọ n'elu tebụl ma na-eme ka otu ìgwè shọtụl zuru oke dịrị njikere maka otu ọrụ. A na-eji ike magnetik jide agịga n'akụkụ igbe (box section). Kọn nwere ntupu na-agbadata na-enye ohere iwepụta agịga na-emerụghị aka, ebe elu anọ na-ekewapụta ụdị agịga dị iche iche. A na-emepụta ihe nchekwa a site na plastik injection molding jikọtara ya na magnet.

Aha oru ngo : Castellar, Aha ndị na-emepụta ya : Fang Shih, Aha onye ahịa : Fang Shih.

Designskpụrụ dị mma mepụtara uru maka ọha mmadụ. Kwa ubochi anyi n’egosiputa ihe nlere puru iche nke n’egosiputa lence kachasi nma. Taa, anyị nwere obi ụtọ igosipụta atụmatụ mmeri nke na-eme ezigbo mgbanwe. Anyị ga-egosipụta ọtụtụ atụmatụ dị egwu ma na-akpali akpali kwa ụbọchị. Gbalia ileta anyi kwa ubochi iji kirie ihe omuma ohuru ohuru na oru ndi okacha amara n’uwa dum.