
suryan grahangalum

aadyathe bhramana beam enchinukalil upayogichirunna suryan graha gear paraspara chalanathe rottari chalanamakki mattunnathinulla oru reethiyaanu.
bolton, vaatt ennivayile jeevanakkaranaaya scotish enchineeyar vilyam mardokkaan ithu kandupidichathenkilum 1781 octoberil jaims vaatt pettant nedi.
 jaims picardinte kaivashamulla kraankinte pettant marikadakkunnathinaanu ithu kandupidichathu. vyaavasaayika viplavathil bhramanathinulla upakaranangalude vikasanathil ithu oru pradhana punk vahichu.
ooppareshan.
suryan graha gear oru neeravi enchin nayikkunna oru beam lamba chalanathe vrithaakrithiyilulla chalanamakki maatti, enchin connecting vadi (beam bandhippichirikkunnu) avasaanam sthaapicha oru cog wheel, oru 'graham' upayogichu. beam chalanathode, ithu chuttum karangukayum, drive shafttil sthaapichirikkunna randaamathe karangunna cog 'suuryan' aayi maarukayum angane rottari chalanam srishtikkukayum cheiyunnu. eee krameekaranatthinte rasakaramaaya oru savisheshatha, oru lalithamaaya kraankumaayi thaarathamyappeduthumbol, suryan grahathinum ore ennam pallukal ullappol, drive shaaft beam oro eratta strockin onninu pakaram rund karakkangal poortthiyaakkunnu ennathaanu. graha gear bandhippikkunna vadikku gadippichirikkunnathil athinte swantham achuthandinu chuttum karangunnilla.
rund gearukaludeyum accelukal saadhaaranayaayi parasparam bandhippikkunnath swathanthramaayi karangunna link (aanimeshanil kaanichirikkunnilla) aanu, athu rund gearukalum edapazhakunnu, pakshe drive torkinu sambhavana cheiyunnilla. eee link aadya kaazhchayil oru krankinu samaanamaanenn thonnumenkilum drive athiloode kaimaattam cheyyappedunnilla. athinaal, ithu crank pettantinu virudhamaayirunnilla.

