Chovala chokhala ndi moyo, chomwe chimadziwikanso kuti chovala chamoyo, ndi mtundu wa zovala zopulumutsa moyo zomwe zimapangidwira ngati chovala ndipo zimapangidwa ndi nsalu ya nayiloni kapena neoprene (NEOPREN), buoyancy kapena inflatable material, zinthu zowonetsera, ndi zipangizo zina.Ili ndi moyo wautumiki wazaka 5-7 ndipo ndi chipangizo chopulumutsa moyo pazombo ndi ndege.Zovala nthawi zambiri zimapangidwa ndi pulasitiki ya thovu kapena cork.Lili ndi mphamvu yokwanira yovala pathupi kuti mutu wa munthu womira utuluke m'madzi.

1. Jacket yopulumutsa moyo m'madzi: Ichinso ndi chomwe chimagwiritsidwa ntchito kwambiri.Amagwiritsa ntchito thovu la EVA mkati, lomwe limakanizidwa ndi 3D kuumbidwa katatu, ndipo makulidwe ake ndi pafupifupi 4 cm (zoweta zapakhomo ndi 5-6 zidutswa za tsitsi loonda, makulidwe ake ndi pafupifupi 4 cm) 5-7 cm) , ma jekete amoyo opangidwa motsatira mfundo zokhazikika amakhala ndi milingo yawo yokhazikika, yomwe nthawi zambiri imakhala 7.5 kg / maola 24 kwa akulu, zomwe zikutanthauza kuti kukula kwa achikulire kumatha kufikira 7.5 kg atamizidwa m'nyanja kwa maola 24.

2. Jacket yodziyendetsa yokha: Mtundu uwu wa jekete umagwiritsidwa ntchito popha nsomba.Mkati mwake amapangidwa ndi zigawo ziwiri za mankhwala amphamvu kwambiri.Mukagwera m'madzi, dinani batani lakumanja, ndipo mbali yakumanzere imangotulutsa mpweya, pomwe chowunikira chimasunga mpaka chidzaza.Kuthamanga kwambiri kwa jekete yopulumutsa moyo ndi 10 kg/maola 24, koma iyenera kusungidwa kutali ndi matanthwe kuti zisawonongeke.

3. Jacket yophatikizira yophatikizira nsomba za rock: Zida zophera miyala, ali ndi mabatani kutsogolo omwe ayenera kukoka mwamphamvu povala.Kuphatikiza apo, pali matupi awiri owoneka bwino pachifuwa kapena mapewa a jekete la moyo, omwe amagwiritsidwa ntchito makamaka populumutsa panyanja.Posankha, samalani ngati pali slits, ndiyeno ganizirani mtundu ndi nsalu.

Iyenera kutsukidwa mkati ndi kunja ndi burashi pambuyo pa ntchito iliyonse, kenaka imatsukidwa ndi madzi oyera ndi kuumitsa pamalo opumira mpweya kuti iwonetsetse kuti ikhale ndi moyo wautali.Chovala chodziwika bwino chausodzi sichimangogwira ntchito ya vest yokhazikika, komanso chimakhala ndi zingwe zochenjeza zowunikira komanso zotulutsa kuwala komanso kachipangizo kakang'ono kamene kamasodza, zomwe zimalola msodzi kuwonjezera chitetezo pomwe ali ndi zokwanira. malo osungira nsomba zowonjezera, kupha mbalame ziwiri ndi mwala umodzi.