benjamin bradley (aavishkaarak)

benjamin bradley (march 1830-1904) ack americi engineer aur aavishkaarak they.
benjamin kaa sahee upnaam boardley thaa, lekin 1859 seey jaba "african bhandar" ney ack lekh prakaashit kiya jisamen benjamin key upnaam koo bradley key roop mein galat vartani dee gaee thee, tou lekhakon ney unake baare mein galat upnaam key saath likhaa haye.
praarambhik jeevan.
benjamin bradley kaa janm march 1830 mein annie arundel county, maryland mein ack gulam key roop mein huaa thaa. yeh siddhant diyaa gayaa haye kii unhone apane swami key bachchon seey seekhate hue saksharta praapt kii thee. maryland raajya key maanav utsarjan abhilekhon key anusaar, bradley key malik johnn tii they. hammond.
kishoravastha mein bradley ack mudran karyalaya mein kaam karate they. unhone 16 saal kii umr taka saralata aur yaantrik kaushal kaa pradarshan kiya, jaba unhone ack bandook kii nully, puter, goal ispat aur anya vibhinn samagriyon seey ack bhaap injan kaa nirmaan kiya. unake guru prabhaavit hue aur unhein anapolis mein nausena akadami mein praakritik aur prayogaatmak darshan vibhaag mein sahayak key roop mein naukari dilaane mein saksham hue.
carrier.
yuu mein.aiss. nausena akadami, bradley ney ack sahayak key roop mein kaam kiya. 1859 key "african bhandar" key anusaar, unhein unake kaam key liye puuraa bhugtan kiya gayaa thaa, lekin unhone joe paisa kamaaya thaa vaha unake malik koo chalaa gayaa, jinhone bradley koo apane liye prati maah paanch dollar rakhane kii anumati dee. akadami mein ack sahayak key roop mein, bradley ney rasayanik gasses seey judey vigyaan prayogon koo sthaapit karane mein madad kii. 
yeh ullekh kiya gayaa haye kii nausena akadami mein unake professor unase bahut prabhaavit they. nausena akadami key professor hopkins ney akadami mein ack sahayak key roop mein bradley key kaam key baare mein likhaa, likhaa kii vaha prayog sthaapit karenge, kii vaha ack twarit shikshaarthi they aur "vaha usa kaanoon kii talash karate hain jisake dwara cheejen kaary karati hain. professor hopkins key bachchon ney bradley koo padhana aur likhana sikhaaya aur saath hii ganit (jaise ankganit, beejganit aur jyaamiti) karna bhee sikhaaya.
nausena akadami mein apane samay key dauran, bradley ney ack bhaap injan kaa nirmaan kiya aur ise ack midshipman koo betch diyaa. bhaap injan koo bechane seey kamaaye gaye paise aur nausena akadami mein kaam karate samay bachaaye gaye paise seey unhone ack bhaap injan vikasit kiya aur banaaya joe itani badee thee kii "yuddh key pahale cutter" koo ack gati seey chalaa sakata thaa. sloop-off-vaar cutter chhote jahaaj kii naaven theen jinhen yuddh key badey dhalaan (yuddhapot) dwara leey jaaya jaataa thaa. americi nausena kii "seamenship kii paathyapustak" (1891) key anusaar, ack 'pahala cutter' lambai mein thaa.
kyonki vaha ack gulam thaa, bradley koo apane dwara vikasit injan key liye patent praapt karane kii anumati naheen thee. haalaanki, vaha injan koo bechane mein saksham thaa. unhone apani swatantrata koo 1,000 dollar mein khareedane key liye nausena akadami mein professors dwara diye gaye dhana key saath-saath aaya kaa upayog kiya. maryland raajya key maanav utpaadan record key anusaar, bradley koo unake malik, johnn tii seey mukt curr diyaa gayaa thaa. hammond, 30 sitambar 1859 koo.
grihyuddh key dauran, yuu.aiss. nausena akadami koo newport, road dweep mein sthanantarit curr diyaa gayaa. african bhandar" agast key anusaar. 1865 mein bradley koo yuu. aiss. mein ack swatantra vyakti key roop mein niyukt kiya gayaa thaa.aiss. rode dweep mein nausena akadami aur pro. aeye.doubleu. smith. vahaan, bradley ney chhote bhaap injanon key nirmaan parr apana kaam jaari rakhaa aur apane kushal yaantrik kaushal kaa pradarshan karna jaari rakhaa. unhone 1864 mein nausena akadami mein daarshanik vibhaag mein ack prashikshak key roop mein kaam kiya. unhein "lagbhag 6-udaan shakti vaale laghu bhaap-injan aur boiler" kii rachana aur nirmaan kaa shreya diyaa gayaa.
baad kaa jeevan.
1900 yuu key anusaar.aiss. bradley 64 varsh key they aur massachusets key maishpi mein rahate they. unake vyavasaay koo "daarshanik vyakhyata" key roop mein varnit kiya gayaa thaa. janganana ney yeh bhee sanket diyaa kii unaki shaadi 19 saal taka gertrude boardley seey hui thee, aur unake teen bachche ack saath they.
mrityu.
bradley kii mrityu 1904 mein hui aur unhein massachusets key maspie shahar key kabristan mein dafnaya gayaa.

