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.

Soma ibiganiro biheruka n'ibiganiro kubijyanye no gushushanya, guhanga no guhanga udushya hagati yumunyamakuru wubushakashatsi hamwe nabashushanyo bazwi kwisi yose, abahanzi nabubatsi. Reba ibishushanyo mbonera bigezweho hamwe n'ibihembo byatsindiye ibihembo byabashushanyo bazwi, abahanzi, abubatsi n'abashya. Menya ubushishozi bushya kubijyanye no guhanga, guhanga udushya, ubuhanzi, igishushanyo mbonera. Wige ibijyanye nigishushanyo mbonera cyibishushanyo mbonera.