Sucker Rod Centralizer
Tsvimbo yekusveta inofamba ichikwira nekudzika muchubhu, nekuda kwekushanduka kwetsvimbo yekusveta, madziro etsvimbo neoiri zviri nyore kuita kukweshana, zvinoita kuti tsvimbo yekusveta iputsike zviri nyore, centralizer yekusveta ine kuchinjika kwakasimba, yakabatwa nemadziro echubhu inogona kuderedza kukweshana kwetsvimbo nechubhu, uye inogona kuwedzera hupenyu hwekugadzira hweyuniti yekupomba. Centralizer yakabatana netsvimbo yekusveta, dhayamita yekunze yecentralizer yakakura kupfuura dhayamita yekunze yekubatanidza, saka zvinogona kuita kuti basa repakati riite pakati. Centralizer yakagadzirwa nezvinhu zvakasimba zvisingapfeki, uye yakabatwa nechubhu kuderedza kukweshana kuti ibudirire chinangwa chekudzivirira kukweshana.