
ralf hazlet upson

ralf hazlet upson (juun 21,1888-augustu 13,1968) vimanayana rangamlo maargadarsakudu, airship pilate certificate #7, beloon pilate certificate #48 mariyu pilate licenses #10290 kaligi unnadu. upson prapanchamlooni ekaika aall-metal stressed-skin airshipnu roopondinchaadu mariyu aerospace technology parisoedhanaku dohadapaddadu.
athanu 1913 antarjaateeya beloon resunu (ralf prestontho) geluchukunnadu. 1929loe rait brothers patakaanni geluchukunna rendava vyakti ayana.
jeevita charitra.
athanu 1888 juun 21naa newyork nagaramlo vaidyudu ayina hazlet mariyu wall streat attarney ayina vilium ford upson dampatulaku janminchaadu. ayana sodarudu vilium hazlet upson pramukha rachayita. upson 1910loe stevens institute off technology nundi pattabhadrudayyaadu mariyu ohiyoloni akraanlooni goodyer tyre und rabbar companylo aeronatical officelo panicheyadam praarambhinchaadu. 1920laloe, athanu good iyar vadda manushulatho kuudina beloon flight praantamloo panicheesaadu. modati prapancha yuddham samayamlo mariyu aaa ventane (1917-1921), yuu. ess. naavikaadalam yokka bii, sii, dii, ii, mariyu eff rakam airshiplu mariyu yuu. ess. sainyam yokka esi mariyu sisi rakaala abhivruddhipai upson panicheesaaru. 1920loe, athanu metal claud airship abhivruddhipai panicheyadaaniki goodyer nuu vidichipettadu, aircraft development corporationku adhyakshudu (mariyu cheef injanir) ayyadu. 1928loe yuu. ess. naavikaadalam oka lohapu kapputho kuudina airship kosam oppandaanni pradaanam chesindi, mariyu marusati samvatsaram duraluminium-charmamtho kuudina airship, jdmc-2 anae upson yokka bhavana, 1929 augustu 20naa detroit yokka sthuula ail vimaanaasrayam nundi praarambhinchabadindi. jdmc-2 1941 varaku sevalo undipoyindi, 752 vimanalu chesindi.
1930laloe, upson yuu. ess. naavikaadalam, aeronautics kosam jaateeya salaha kamitee kosam consulting pani chesaaru mariyu aann aarbarloni michigaon vishwavidhyaalayamlo aerodynamics bodhinchaaru. ayana union pasiphik railroad yokka "salina nagaram" nuu kooda roopondinchaaru, idhi aerodynamic parigananalatho roopondinchina kramabaddheekarinchabadina railu. rendava prapancha yuddham samayamlo, upson plywood glyderla nirmaata ayina heinz companylo aeronautics vibhaagaaniki adhipatigaa unnaaru. athanu 1944loe newyork vishwavidyaalayam sibbandilo cheraadu mariyu 1946loe minnesota vishwavidhyaalayaaniki velli, 1956 varaku aeronatical injaneering bodhinchaadu. 1956 nundi 1964 varaku, athanu boinglo parisoedhanaa nipunudu. athani prajectulalo raddu cheyabadina x-20 daina-soar arbital space glider undhi.
glacier sikharaanni adhirohistunnappudu apsanku gundepotu vachindi mariyu augustu 13,1968naa, 80 samvatsaraala vayasulo, washingtonloni buriyanloni burian general aasupatrilo maraninchaadu.

