Introduction of fall arrester
Iyo inosunga yekudonha yakagadzirirwa kudzora munhu kubva kudonha kwakati achimubvumira rusununguko rwekufamba. Inogonawo kunzi fall arrester. Chimiro chekudzosera chinobvisa njodzi dzekugumburwa uku iyo inertia-locking mechanism inosunga kudonha mukati ma inches ye activation.
A fall arrest system inzira yekudzivirira yekudonha yega inosunga kudonha kwemahara uye iyo inodzikamisa simba rekuita pamuviri wemushandisi kana zvinhu panguva yekusungwa kwekudonha.
Chengetedza munzvimbo inotonhorera yakaoma, kure nemakemikari, mvura, chiedza chezuva chakananga uye zvitubu zvekupisa uye kuzununguka. Ita shuwa kuti chikamu chetambo chakadzoserwa zvachose usati wachengeta. Izvi zvinonyanya kukosha kana maretractor akasiiwa munzvimbo kunze sezvikamu zvechigarire chekudzivirira kudonha system.