Imodeli esebenzayo inombolo yepatenti: ZL201220705818.X

Iimbambo kunye nomzimba wangaphandle zenziwe ngamacwecwe ensimbi ye-10mm, kwaye isangqa sangaphakathi kunye ne-cone zenziwe nge-4mm zensimbi zensimbi Ubungakanani besangqa sangaphakathi kunye ne-cone yangaphakathi yenzelwe izibalo ezichanekileyo, ezichanekileyo kwaye zichanekile Iimodeli zemveliso ziphelele kwaye zinokuyilwa ngokweemeko zokwenyani.