Bakin bellowm hadin gwiwamadaukigalibi ana amfani da su don ɗaukar rawar jiki da hayaniyar famfo a mashigai da mashigar famfo. Muna kiran su haɗin haɗin famfo.

Musamman, samfuranmu sun kasu kashi biyu na nau'in igiyar igiya irin nau'in shockproof gidajen abinci da nau'in murfin net ɗin shockproof gidajen abinci, kuma nau'ikan ƙulla sandar sun kasu zuwa nau'in walda da nau'in gyare-gyare na haɗin gwiwa.Wannan nau'in nau'i guda ɗaya na iya tabbatar da tsabtar bututun, kuma an yi flange daga karfe na carbon. Irin wannan bututun tsaftacewa zai iya rage farashin.

Ƙwayoyin haɓakawa sun kasu kashi-kashi na haɓakawa na axial da haɗin haɓaka na gefe.Ana amfani da haɗin gwiwar fadada axial don ɗaukar haɓakawa da matsawa na bututun a cikin madaidaiciyar hanya. Ana kuma kiran haɗin haɓaka haɓaka na gefe na Vientiane. Suna ɗaukar ƙaura ta hanyar kusurwar dama ta hanyar jujjuyawar bellow a ƙarshen duka. Yafi don tabbatar da amincin aiki na bututun, yana da ayyuka masu zuwa: ramawa da kuma shayar da nakasar thermal na axial, a kaikaice da angular na bututun; shayar da girgizar kayan aiki da rage tasirin girgiza kayan aiki akan bututun; shafe nakasar bututun da girgizar kasa da kasa ke haifarwa.