Helemete
Helmete ke mofuta wa didiriswa tsa tshireletso tse apariwang go sireletsa tlhogo . Ka tlwaelo, helemete e thusa go sireletsa legata le boboko jwa motho . Dihelemete dingwe di apariwa fela mo meletlong kgotsa e le matshwao a seriti (sekao, helemete ya lepodise kwa United Kingdom ) tse di senang tiro ya tshireletso ka dinako tse dingwe di a aparwa. Masole a rwala dihelemete tsa ntwa, tse gantsi di dirilweng ka Kevlar kgotsa ditlhale tse dingwe tse di botlhofo tsa maitirelo .
Lefoko helmet le tswa mo go helm, lefoko la Seesemane sa bogologolo le le kayang seaparo sa tshireletso ya tlhogo. [1]
Dihelemete di dirisiwa mo metshamekong e le mentsi ( sekao, bapagami ba dipitse, kgwele ya dinao ya Amerika, hoki ya aese, kirikete, baseball, go relela mo dithabeng, go latlhela le go palama matlapa ) ; ditiro tse di kotsi tsa tiro jaaka kago, meepo, mapodisi a a thibelang dikhuduego, difofane tsa sesole, le mo dilong tsa dipalangwa ( sekao , dihelemete tsa dithuthuthu le dihelemete tsa dibaesekele ) . Go tloga ka dingwaga tsa bo 1990, bontsi jwa dihelemete di dirilwe ka resini kgotsa polasetiki, e e ka nonotshiwang ka ditlhale tse di jaaka aramiti .
Bangwe ba batlhokomedi ba diphologolo tsa naga ba kwa Borithane ka ngwagakgolo wa bo 18 le wa bo 19 ba ne ba rwele dihelemete tse di dirilweng ka lotlhaka lo lo bofilweng mmogo ka tlhaka e e segilweng . [2] Bayuropa kwa boboatsatsi gantsi ba ne ba rwala helemete ya pith, e e tlhabolotsweng mo bogareng jwa ngwagakgolo wa bo 19 mme e dirilwe ka pith kgotsa cork . [3]
Mo tirisong ya sesole mo makgolong a dingwaga a bo 19–20 di ne tsa bona dihelemete di le mmalwa tsa letlalo, bogolosegolo mo gare ga bafofisi le badiri ba ditanka mo tshimologong ya ngwagakgolo wa bo 20. Mo malatsing a ntlha a koloi, bakgweetsi bangwe le bone ba ne ba dirisa mofuta ono wa go rwala ditlhogo, mme dihelemete tsa ntlha tsa kgwele ya dinao le tsone di ne di dirilwe ka letlalo. Mo Ntweng ya Lefatshe II, badiri ba difofane ba Amerika, Soviet, Jeremane, Italy le Fora ba ne ba rwala dihelemete tsa letlalo, bakgweetsi ba difofane ba Jeremane ba ne ba itira tsa bone ka fa tlase ga beret pele ga ba di latlha ka bobedi mme ba fetogela kwa dihelemete tsa letsela. [ <span title="The time period mentioned near this tag is ambiguous. (April 2013)">leng?</span> ] Motlha wa Ntwa ya Lefatshe ya Ntlha le ya Bobedi le one o ne wa bona go tsoga gape ga dihelemete tsa sesole tsa tshipi, segolobogolo helemete ya Brodie le ya Stahlhelm . [4]
Dihelmete tsa segompieno di na le ditiriso tse dintsi thata, go akaretsa le dihelmete tse di fetotsweng go tsamaisana le ditlhokego tse di rileng tsa ditiro tse dintsi tsa diatleletiki le mafelo a tiro, mme dihelmete tseno gantsi di akaretsa dipolasetiki le dilo tse dingwe tsa maitirelo ka ntlha ya bokete jwa tsone jo bo botlhofo le bokgoni jwa go monya go tshoga. Mengwe ya mefuta ya mafaratlhatlha a matirelo a a dirisiwang go dira dihelemete mo lekgolong la bo21 la dingwaga e akaretsa mafaratlhatlha a aramide, tse di jaaka Kevlar le Twaron . [5] Dihelemete tsa dikoloi tsa mabelo di akaretsa thulaganyo ya go tshegetsa tlhogo le molala e e dirang gore helemete (le tlhogo) e nne e gokeletswe mo mmeleng fa di thulana thata.
- ↑ "helmet (n.)". etymonline.com.
- ↑ Hopkins, Harry (1985). The Long Affray. London: Secker & Warburg. ISBN 0-436-20102-X.
- ↑ "The Pith Helmet | Perspectives on History | AHA". Historians.org.
- ↑ "Why were WWII helmet designs so different by country & which design was the most effective?". War History Online. 5 January 2019.
- ↑ "Materials of Motorcycle Helmets". Archived from the original on 2021-07-29.