Oscar Hedstrom jẹ ọkan ninu awọn oludasilẹ alupupu India. Oun ni onimọ-ẹrọ akọkọ. Oscar Hedström kọ apẹrẹ akọkọ ni ọdun 1901. O dara bi onise apẹẹrẹ, eyiti o fun awọn keke keke tete India ni orukọ rere fun kikọ daradara ati igbẹkẹle. Ara ilu India yarayara di alupupu ti o dara julọ ti agbaye.
Ibimọ Oscar Hedström
Oscar Hedström ni a bi ni Åkarp, Parish Lönneberga, Småland ni Oṣu Kẹta Ọjọ 12, Ọdun 1871. Hedström ṣilọ si Amẹrika ni 1880 pẹlu ẹbi rẹ.
Ni Oṣu Kini Oṣu Kini ọdun 1901, a fowo siwe adehun laarin Hendee ati Hedström. Adehun yii jẹ fun Hedström lati kọ alupupu "ina" kan. Kii ṣe fun ere-ije ṣugbọn fun lilo ojoojumọ fun eniyan to wọpọ. Eyi ni ibẹrẹ ti alupupu Indian arosọ.
Ni ọdun 1902, a ta alupupu India akọkọ si gbogbo eniyan. O ni awakọ pq ati apẹrẹ didara. Ni ọdun 1903, Oscar Hedström fọ igbasilẹ iyara agbaye fun awọn alupupu nipasẹ 90 km / h.
Oscar Hedström ku ni ẹni ọdun 89 ni ile rẹ ni Portland, Middlesex County, Connecticut, USA ni Oṣu Kẹjọ Ọjọ 29, Ọdun 1960.
Ni ibiti Oscar Hedström ti bi, okuta iranti kan wa ti a gbe kalẹ ninu iranti rẹ.
