
phiyatt aan. 1

1920kalude avasaanam muthal pareekshanathmaka itaaliyan vaattar-cooled deesal strait six silindar aircraft enchinaanu phiyatt aan. 1.
roopakalppanayum vikasanavum.
1907 muthal deesal enchinukalodulla fiyattinte thaalparyam thudakkathil mandagathiyilulla factory enchinukalil shradha kendreekarichu pinneedu uyarnna vegathayulla maraine, railway motorukalilekku neengi. deesal airo enchinukalilekkulla avarude aadya yaathrayaayirunnu enn. 1. athinte vikasana samayam kuraykkunnathinum deesal sykkilile uyarnna jwalana chamber marddangal, vyathyastha kathunna thaapanila, indhana vitharana samvidaanangal ennivayil shradha kendreekarikkunnathinum avar athinte roopakalppana phiyatt eiii 12 adisthaanamaakkiyullathaanu. ithu 1916 ll aadyamaayi pravarthippikkukayum onnaam lokamahaayudhasamayathu valia thothil uthppaadippikkukayum cheytha petrol enchinaanu, vaattar-cooled, neraaya, overhead kaamshaaft strait six. enn. 1 baahya alavukalum thaazhathe vibhaagavum, crankshaft, crankase, sump, pazhaya enchinte lubrication, vaattar-cooling supplies ennivayum nilanirtthiyenkilum carburettarukalkkum magnettokalkkum pakaram puthiya silindarukal, pisttanukal, valve gear, indhana vitharana samvidaanangal enniva aavasyamaanu. compression ignition deesalinu aavashyamaaya valia jwalana sammarddathe (2-300 anthareeksham) neridaan silindar baaralukal kooduthal shakthamayirikkanam. silindarukalkku 140 millimeter (5.51 inch) booar ullathinaal deesal enchinte sweep vooliyam <aii. dii. 1> kuranju, eiii. 12 nte 160 millimeterumaayi (6.3 inch) thaarathamyappeduthumbol. oro silindarinum naalu vaalvukal pravarthippikkaan rund kaamshaaftukal gadippichittundenkum, eiii 12-nte orotta kaamshaaftinaayi upayogikkunna athe uyaramulla lamba vadi vazhiyaan avaa oodichirunnathu, athinte mukalil, rund modalukaludeyum vaattar pump athinte thazheyaayi.
deesal enchinte gunangal ingane kaanapettu 
1931ll deesal enchinukal deerghadoora vaanijya vimaanangalude bhaavi motorukalaayi kaanapettu.
oru ansaldo <aii. dii. 1> rahasyaanveshana, aakramana vimaanathil staanderd phiyatt <aii. dii. 2> eluppathil maattisthaapikkukayum prathyekamaayi roopakalppana cheytha bipelane, phiyatt aan. 1 ll gadippikkukayum cheythukondu kuranjathu rund vimaanangalenkilum pareekshichunokkiyaanu enn. 1 paratthiyathu.
pravartthana charithram.
1930 juunil romil nadanna vyoma malsarathil aan. 1 bipelayinil aayirunnu aan. 1 enchinte aadya pothuparipaadikal. tourin muthal roome vareyulla phiyatt varkkukalil ninnu ekadesham 510 kilometer (325 mile) akaleyulla renato donatti aanu ithu paratthiyathu, malsarathinte aadya prabhaathatthil littoriyo vimaanathaavalathil pradharshippichu.