MUFTA (az nemisi Mulfe; gollandi mou-wtje), dar tekhnika, jihozest baroi payvandi Muvaqqati yo doimii navardu gulba, simtanobu kabelho va gayra. Muftahoi payvandkunanda vobasta ba vazifaashon payvandro mustahkam, germet va onro az korroziya hifz mekunand. Masalan, Muftai kabel, Muftai payvandi gulbaho. Muftahoi haraktovari moshinu mekhanizmho harakati charkhzani va momenti charkhzaniro az yak navard ba navardi digari hammehvar yo az navard ba detali dar on shinondashuda (shkiv, charkhi dandonador va gayra) be tagyiri momenti charkhzani taqvil menamoyand. Az rui kharakteri kor va tainot namudhoi zerini Muftaho mavjudand (rasm): Muftahoi payvandi doimi; Muftahoi idorashavanda (ilhoqshavanda), ki tavassuti sistemai idorakuni navardhoro vaslu judo mekunad; Muftahoi avtomati, ki vobasta ba tagyiroti rejimi kor navardhoro ba tavri avtomati vaslu judo karda metavonand. Kori Muftahoi hifozati chunon ast, ki nuqshoi vaslro bartaraf, navardhoro judo mekunad, agar falokate ruy dihad, moshinhoro bozmedorad.