Matumba ambiri osungiramo zinthu Rapids lifejacket malo angapo olumikizira kutsogolo

I. Chidule cha Zamalonda
Suti yopulumutsa yamadzi yolemera kwambiri imatha kupanga mapaundi 22 a kuyandama, ofanana ndi makilogalamu 10 a mphamvu yokoka. Ndi yoyenera ogwiritsa ntchito omwe ali ndi kutalika kwa chifuwa kuyambira masentimita 76 mpaka 145. Malo opanikizika opangidwa ndi sikweya ndi nsalu ya 500D Cordura zimathandiza ogwiritsa ntchito kuthana ndi zovuta zilizonse. Malo akuluakulu akutsogolo ndi malo olumikizirana kutsogolo, okhala ndi Velcro yosinthika, ali ndi ma buckles otulutsa mwachangu. Ndi osavuta kuvala ndi kuvula.
II. Chiwerengero cha Ntchito
Kupulumutsa Madzi
III. Zinthu Zofunika pa Zamalonda
Matumba ambiri osungiramo zinthu amaperekedwa kutsogolo ndi kumbuyo (opangidwira kuchotsedwa)
Kapangidwe ka malo angapo olumikizira kutsogolo kumapangitsa kuti ogwiritsa ntchito azitha kugwiritsa ntchito mosavuta komanso mwachangu ndikutseka mpeni ndi mluzu
IV. Mafotokozedwe Aakulu Aukadaulo
1. Mtundu wa jekete lopulumutsira moyo ndi lalanje.
2. Kumangirira jekete la moyo kumachitika kudzera m'mabatani ndi zipi.
3. Zothandizira ndi zomangira za jekete lopulumutsira anthu sizili ndi ngodya zakuthwa kapena zopindika zomwe zingavulaze wovalayo kapena munthu wopulumutsidwayo.
4. Malo onse a mikwingwirima yowunikira kumbuyo pa jekete la moyo ndi osachepera 300 cm², ndipo pamwamba pa chifuwa, mimba, mapewa, ndi kumbuyo kwa jekete la moyo zonse zili ndi mikwingwirima yowunikira kumbuyo.
5. Jekete lopulumutsira anthu lili ndi lamba wolumikizira m'chiuno womwe ungalepheretse wovalayo kuyandama ndikuyenda atalowa m'madzi.
6. Zinthu zoyatsira mpweya zomwe zili mu jekete la moyo zimapangitsa kuti madzi aziyenda bwino kufika pa 156 N.
7. Pambuyo poti jekete lopulumutsira moyo lilowetsedwa m'madzi abwino kwa maola 24, kutayika kwa kuyandama ndi 1.9%.
8. Ogwira ntchito akavala jekete lopulumutsira moyo ndikulowa m'madzi mwanjira iliyonse, amatha kumasula lamba womasula mwachangu mkati mwa masekondi 10, ndipo mphamvu yotsegulira lamba womasula mwachangu si yoposa 110 N.
9. Lamba womasuka mwachangu ukhoza kupirira mphamvu yokoka yosapitirira 2500 N pamene chomangira chatsekedwa, ndipo chomangiracho sichimatseguka kapena kuwonongeka.
10. Thupi la jekete lopulumutsa moyo limatha kupirira mphamvu ya 3200 N yogwiritsidwa ntchito kwa mphindi 30 popanda kuwonongeka.
11. Mapewa a jekete lopulumutsira moyo amatha kupirira mphamvu ya 900 N kwa mphindi 30 popanda kuwonongeka.
12. Lamba wa crotch ukhoza kupirira mphamvu ya 900 N popanda kuchoka kapena kuwonongeka pakati pa jekete la moyo ndi thupi.
V. Kapangidwe ka Zinthu
Jekete lililonse lopulumutsira moyo lili ndi chitoliro chomwe chimamangiriridwa bwino ndi chingwe chopyapyala. Pogwiritsidwa ntchito, wovalayo amatha kutulutsa chitolirocho kapena kuchilowetsa ndi dzanja lililonse.
Jekete lililonse lopulumutsira anthu lilinso ndi nyali yoyikirapo yomwe imamangidwa bwino ndi chingwe chopyapyala.