Keke kwalkwali yara. Yadda za a zabi wani keke kwalkwali?

Keke kwalkwali - daya daga cikin mutane da yawa daban na kariya ga waje masu goyon baya. Tare da kara gudu da kuma kara da hadarin rauni, zama da shi yawo a cikin m titunan gari ko yin matsananci wasanni na keke. Musamman muhimmanci ne tambaya na kariya da yara daga samun wani raunin da ya faru.

labarin

Keke kwalkwali ya zama mashahuri saboda da janar ci gaban hanyõyi, kara sauri iyaka da kuma da yawa motocin a kan hanyoyi.

A farko da manyan ci gaba a cikin halittar kwalkwali da aka sanya a cikin seventies na karshe karni. M hatsarori da miyagun makamai, da wasu 'yan wasa da kuma magoya na azumi da tuki a kan biyu wheeled inji amfani hockey headgear kamar keke ne kuma kwalkwakinmu.

Abin takaici, wannan kariya kasance m kawayeniya fiye da real. domin wasanni kayan aiki kamfanin ya ci gaba da aiki a kan ci gaba da kuma samar da kwalkwali for cyclists. A shekarar 1984, da ANSI kwamitin (American National Standards Institute) ya bayyana karara sharudda a gare su. Tare da kasuwar bace babban adadin kayan aiki da cewa ba ya sadu da amince da bukatun.

Kamfanin Giro

Global manufacturer na keke kwalkwali da kariya gane da kamfanin Giro. An located in Santa Cruz, USA. A amfani da} ir}, musamman zane da kuma high-tech masana'antu kamfanin taimaka kiyaye manyan matsayi a cikin rarraba kasuwar.

Keke kwalkwali Giro kafin saki a wani m sell dole wuce tsaurara gwaji a cikin dakin gwaje-gwaje. Bisa ga gwajin sakamakon model ana kammala da kawo kammala.

Kwalkwali ba kawai da kare dan wasa ta kai, amma kuma samar da ta'aziyya a amfani. Abũbuwan amfãni daga model:

• ramukan don samun iska, da kuma samun iska rate za a iya gyara.
• Gashi ramuka.
• size gyara.
• haske nauyi.
• mai salo zane;
• da yin amfani da zamani da kayayyakin.
• yarda da juna, karfin kwalkwali.

irin huluna

Akwai uku main iri m headgear ga hawan keke.

• Sport - duniya model, dace da dutsen, hanya da kuma birane hanyoyi. Ana amfani da skateboarders da skaters.
• Kwalkwali ga dutsen hanyoyi da aka tsara don iyakar kariya. Da zane azurta wani visor, wani m baya ga dogara da kariya daga cikin wuyansa, kuma musamman tsarin, da tabbaci kayyade da samfurin launi. Keke kwalkwali amfani da wannan model, kuma cyclists shan kashi a cyclo-giciye.
• Special kwalkwali domin hawa a racing da kuma hanya kekuna. Su ne m, m da nata irin halaye, mai kyau samun iska. Irin wannan kwalkwali ake amfani da yafi sana'a racers.

Bugu da kari ga ra'ayoyi, da kwalkwali, da ko da raba da irin:

• Bowler - mafi sauki model. Yawanci amfani da wani birane yanayi, ya halayyar Semi-madauwari siffar da wani m yawan vents.
• Cross-kasa da aka dauke su a duniya model. Yana optimally hadawa da kariya, sauƙi da ta'aziyya, sanye take da wani m visor.
• Full-fuska, sanya a kan tushen da motocross kwalkwali. Ƙananan ɓangare na fuskarsa m inuwõyi "Jaws." Wani alama - da manyan duwatsu. Amma, wadannan kwalkwali ana amfani da downhill daga duwãtsu.
• Tseren a cikin nau'i na saukad. A takamaiman model, nauyi da kuma m, amma da kyau kwarai da nata irin wasan kwaikwayon. Amfani ga jinsi tare da raba farko.

aminci

Tsaro - yana da wani sirri al'amari na kowane mutum. Duk da haka, samun shiga cikin mota, mafi direbobi kada ka manta l ?? your wurin zama bel. Keke - shi ne ma wani abin hawa da wani babban mataki raunin. Shagala da rãyukansu, ba sanye da hular kwano a kan wani nisa-debo dalilin ( "Ina son shi ba ya je", "Na dubi shi funny" ko "halakarwa da hairstyle") - akalla wauta.

Idan ka fada kashe bike mafi kusantar su sha kai. Keke kwalkwali taimako guje wa m traumatic kwakwalwa rauni. A zabi model, launuka, da zane ne babbar. A wani sana'a store ilimi masu sayarwa zai taimake ka ka zabi wani ingancin model na dace size.

size

Domin cika da kwalkwali m aiki, dole ne dace da girman da shugaban cyclist.

Sakewa iri biyu:

• daidaitacce model, a wannan yanayin, shi ne mai sauqi ka daidaita da kwalkwali da girman kai.
• Kwalkwali sanya ga wani shugaban size:

- sosai kananan - har zuwa 51 cm.

- kananan - 51-55 cm.

- talakawan - 55-59 cm.

- karin - 59-63sm.

- manya-manyan - fiye da 63 cm.

- duniya namiji - 54-61cm.

- duniya mace - 50-57 cm.

- yara - 46-57 cm.

The girma na keke kwalkwali an zabi akayi daban-daban da dan wasa da kai. Ƙayyade ta size ne mai sauki: kana bukatar ka auna karkara ta hanyar sa ƙaddarãwar tef sama gira matakin na 1.5-2 cm.

Yara huluna

Abin da zai iya zama mafi tsada fiye da yaro ta kiwon lafiya? Kamar yadda lissafi ya nuna, na yau da kullum sanye da kwalkwali rage hadarin rauni da 85%. Yara keke kwalkwali kerarre da manyan masana'antun da m ammonium.

A size, su rarrabu a kan S - kai karkara ne 45-50 cm da M -. 50-55 cm gyara bayar domin kusan duk model na yara kwalkwali. Ya kamata ya zama mai sauki kuma, mafi muhimmanci, abin dogara. A kwalkwali kamata zauna m a kan kansa da kuma a lokaci guda ba su haifar da rashin jin daɗi. To, idan model aka bayar inuwa, wannan zai taimaka wajen kare mutum daga rauni, kuma idanu daga rana.

Keke kwalkwali yara ya zama hur, da-ventilated yankin. Wasu masana'antun rufe samun iska ramukan sauro net domin neman kariya daga kwari.

A fadi da kewayon iya gamsar da buri na yaro a kan launi da kuma zane kisa. The hali na iyaye - duba da cewa tare da kwalkwali tabbas ne samar da kariya ta yaro ta kai.

sharudda ga selection

Yadda za a zabi wani keke kwalkwali? Da farko, wajibi ne domin sanin abin da irin bike kwalkwali Za a yi amfani. Domin jinkirin bowler birni tafiye-tafiye dace da matsananci saukarsa daga duwãtsu ne mafi alhẽri saya cikakken-fuska. Amma kowane daga cikin zaba kwalkwali dole ne hadu wasu bukatun:

• dace da wani irin keke.
• tam da tam a haɗe zuwa ga shugaban.
• ba a bayyane lalacewar;
• zama dadi ga mahayi.

Kada mu manta game da Manuniya kamar da nauyin da kwalkwali, fastening da kuma gyara tsarin, samun iska, raga Grid, gini, kamar yadda wani ciki shafi, samar da bude domin gashi (idan ya cancanta), sanye take da nuna abubuwa.

Abin iya kasance abin dogara kwalkwali, ya, da rashin alheri, ba ya da tabbacin 100% kariya daga rauni. Hau keke yawo ko zuwa gasar, shi dole ne a tuna da cewa jami'an tsaro dogara da hankali da kuma kula da cyclist.