Umupira w'Ibipapuro Gradient Ramp ni umupira w'ibipapuro (adhesive tape) wagenewe gutuma umuntu abona byoroshye aho wacitse. Umupira usanzwe usa n'ikirahure kandi ni muto cyane, bityo rero inkombe yawo akenshi iba igoye kubona nyuma yo kuwukoresha. Gradient Ramp ifite amabara ahindagurika mu buryo bugenda buhinduka (gradient) ku buryo bwose bw'uburebure bwayo. Iyo umupira ucitse, ibice byawo bigaragaza itandukaniro ry'amabara rigaragara ku murongo wacitseho. Ukoresha agomba gushaka agace gafite itandukaniro rikomeye ry'amabara, hanyuma akavana umupira uhereye aho hantu. Umupira ukorwa mu gifashishwa cya PVC (PVC film) kitagira plasticizer, gitanga ubushobozi bwiza bwo kwihanganira ubukonje, ubushobozi bukomeye bwo kwifatanya vuba (initial tack), ndetse n'oroshye mu gucibwa.
Izina ry'umushinga : Gradient Ramp, Izina ryabashushanya : Bruce Tao, Izina ry'abakiriya : Bruce Tao.
Igishushanyo cyiza nuwatsindiye ibihembo byubushakashatsi mumarushanwa yo gupakira. Ugomba rwose kubona ibihembo byatsindiye abashushanya ibishushanyo mbonera bya portfolio kugirango umenye ibindi byinshi bishya, bishya, byumwimerere kandi bihanga ibikoresho byo gupakira.
