dougless xb-43 jettu maasttar

1940 kalile jettu power prototype bombaraanu dougless exby-43 jettu maasttar. exby-42-nte pisttan enchinukalkku pakaram 4,000 elbf (17.8 naan) thrastt veethamulla rund general electric (ge) enchinukal upayogichu exby-42-nte vikasanamaayirunnu exby-43. paranna aadyathe american jettu bomber aanenkilum, ithinu sthiratha prasnangal neridendivannu, roopakalppana ulppaadanathilekku praveshichilla.
roopakalppanayum vikasanavum.
1943 october muthal yunaittad stetts armi airfozhs (usaf) nethaakkal jettu-propeled bombarukalude saadhyathakal pariganikkaan thudangi. akkaalat, dougless vimanam exby-42 ennu perittirikkunna oru prateeksha nalkunna eratta enchin bomber roopakalppana cheyyaan thudangiyathe undaayirunnulloo. resiprocating enchinukal eee vimaanathin karuth pakarnnuvenkilum avaa fuselageil kuzhichidukayum, eathenkilum dragg-inducing pailon moundukaloo enchin kaulingukaloo ozhivakkaan laminar phloo-airfoyil wing vrithiyaakkukayum cheythu. turbo jettu propulsion pareekshikkaan airframe anuyojyamaanennu thonni. dougless eee aashayathinte saadhyatha sthireekarikkukayum 1944 maarchil usaf exby-42 karar bhedagathi cheyyukayum turbo jettil pravartthikkunna rund exby-43 prototypeukalude vikasanam ulppeduthukayum cheythu, ithu 13 testt vimaanangalude prarambha kramatthil ninnu kuranju.
exby-42 staatik testt airframe aadyathe exby-43 aayi parishkkarikkunnath thaarathamyena neraaya prakriyayaanennum athu oru puthiya design vikasippikkunnathumaayi thaarathamyappeduthumbol samayavum panavum labhikkumennum dougless design team sainyathe bodhyappedutthi. dougless rund aalisan vii-1710 enchinukalkku pakaram oru jodi general electric (ge) (ge) turbojettukal (ithuvare upayogicha aadyathe american axial-phloo jettu enchinukal) upayogichu, thudarnnu fuselageinte iruvashathekkum rund eyar intekkukal murichu, sammarddamulla kokkpittinte pinbhaagathu. propellerukal neekkam cheyyukayum drive shafttukal neekkam cheyyukayum cheythaal rund neenda jettu exhost dakttukalkk mathiyaya idam labikkum. propellerukalonnum illaathirunnathinaal, ranveyil blade tippukalil adikkaan saadhyathayillaayirunnu, athinaal munbathe exby-42-nte poornnamaaya naalu uparithala crucifom vaalukalude muzhuvan ventral phiin/rudder yoonittum ozhivaakki. dorsal phiin/rudder yoonit valuthaakkikkond dougless yaav sthiratha nashtappedunnathinu nashtapariharam nalki.
dougless vimanam puthiya bomber vanthothil nirmmikkaan utsukamaayirunnu, usaf 50 ennam oordar cheyyaan pariganichu. kambani rund pathippukalil prathimasam 200 bii-43 vimanangal puratthirakkaan thayyarayirunnu bombardiyarinaayi vyakthamaaya plaastik mookk sajjeekarichirikkunna oru bomber, vyakthamaaya mookkum bombing steshanum illaatha oru aakramana vimanam, ennaal 16 forwade firing. 50 inch (12.7 emm) mesheen gannukalum 36 5 inch (127 emm) rokkattukalum. eee padhathikalil ninnu onnum vannilla. turbo jettu pavarinaayi thudakkam muthal roopakalppana cheythathum ellah vibhaagathilumulla prakadanatthilum valia purogathi vaagdaanam cheiyunnathumaaya exby-45 chuzhalikkattumaayi usaf ithinakam munnott povukayaayirunnu.
pravartthana charithram.
dougless pravachichathupole, jolie thanne valareyadhikam sankeernamaayirunnilla, pakshe jeey 35 powerplaantukal labhikkunnathile kaalathamasam kaaranam vimanam parakkaan thayyarakan ekadesham rund varshameduthu. randaam lokamahaayudhathinte avasaanam vyomayaana vyavasayathinullil pothuvaaya maandyathinu kaaranamavukayum ge enchinukal vitharanam cheyyaan vaikukayum cheythu. oduvil avaa sthaapikkukayum nilathu pareekshikkukayum cheythappol, yoonittukalilonn vinaashakaramaayi parajayappettu. enchin aavaranathiloode compressor bladeukal pottitherichu, chuttumulla airframine nasippikkukayum oru graundu technician parikkelkkukayum cheythu. attakuttappanikalkkayi ezhu maasam koodi vaiki. amerikkayile aadyathe turbojet bomber oduvil 1946 meyy 17 nuu murock armi eyar basil ninnu parannu, dougless testt pailat bob brush enchineeyar russell thoyum chernnu paratthi.
oru supradhana saankethika maattatthil kudungiya exby-43 puthiya jettu bomberukal parathunnathinulla nadapadikramangal vikasippikkunnathin sambhavana nalki, ithu puthiya turbojet enchinukal pareekshikkunna yuvan sevanam nalki. 1947 meyy meyy parannukondu dougless randaamathe prototype, aaf seeriyal nambar "44-61509" poortthiyaakki, 1948 eprilil kaaliforniyayile murock airfozhs basil athichu. usaf taamasiyaathe oru jeey 35 turbojet enchinu pakaram general electric jeey 47 upayogichu. dougless 1948 eprilil vaibi-43 ennu peritta randaamathe prototype vitharanam cheythu. aaa vimaanathin usaf udyogasthar "varshalais II" ennu vilipperu nalki. uyarnnathum thaazhnnathumaaya uyarangalile thaapanilayile vyathiyanangalil ninnu vyakthamaaya plaastik mookk pottitherikkaan thudangiyappol, mechanics plywood upayogichu nirmmicha kooduthal modiyulla pakarakkaaran roopappeduthi. 1951 februvariyil kedupaadukal sambhavichathin sesham aadyathe xb-43-ll ninnulla bhagangal us vyomasena narabhojikalaakki. 1953 desemberil viramikkunnathuvare "vaividhyamaarnna II" 300 manikkooriladikam parannu.
yuu.ezz. exby-43 enna peril varunna aadyathe prototype maathramaan vyomasena pariganichathu. randaamathe prototype, aadyathethinu samaanamaanengilum, vimanathinaayulla sainyathinte padanaama samvidaanathinu keezhil fooloo-oonn prototype enna nilaykk anusrithamaayi vaibi-43 aayi namakaranam cheythu. oru ghattathil, vimaanathe "aakramana" vimaanamaayi niyogichittundaakam, eiii-43 (athe peril oru aakramana vimaanamaayi aarambhicha curtis expi-87 enna padhathiyumaayi thettidharikkaruthu.) bombardierude sthaanathinu pakaram oru khara mookkil ettu mesheen gannukal undaayirikkanam.
paraamarshangal.
kurippukal
grandhasoochika

