Ho ile ha nka lilemo tse likete hore likurufu tse nyenyane li qaptjoe ho fihlela li tiisitsoe ho ea ka tšupa-nako 'me li lokoloha ho ea ka pela oache. Na phofo ea khauta e nahanne ka bothata, ke hobane'ng ha e tlameha ho tiisoa ho ea ka nako?
Lisebelisoa tse tšeletseng tse bonolo tsa mochini ke:Li-Screws, Likamore tse Ikemetseng, Li-Levers, Pulleys, Wedges, Wheels, Axles.
Sekoti se har'a mechini e bonolo e tšeletseng, empa ha re bua ka mokhoa o hlakileng, ke axis feela le sefofane se sekametseng ho e potoloha. Kajeno, li-screw li hlahisitse boholo bo tloaelehileng. Mokhoa o tloaelehileng oa ho sebelisa sekurufu ke ho se tiisa ho ea ka tatellano (ho fapana le ho lokoloha).
Leha ho le joalo, kaha li-screws qalong ea ho qaptjoa li ne li entsoe ka letsoho, botle ba li-screws bo ne bo sa tsitsane, bo neng bo atisa ho khethoa ke khetho ea botho ea setsebi sa mesebetsi ea matsoho.
Bohareng ba lekholo la bo16 la lilemo, moenjiniere oa lekhotla oa Lefora Jaques Besson o ile a qapa lesela le ka sehoang hore e be likurufu, ’me theknoloji ena e ile ea tuma hamorao ka lilemo tse 100. Monna oa Lenyesemane Henry Maudsley o ile a qapa lathe ea morao-rao ka 1797, ’me ka eona, botle ba likhoele bo ile ba ntlafatsoa haholo. Leha ho le joalo, ha ho na maemo a ts'oanang a boholo le botle ba li-screw.
Boemo bona bo ile ba fetoha ka 1841. Joseph Whitworth, morutuoa oa Maudsley, o ile a romela sehlooho Setsing sa Baenjiniere ba Masepala se batlang ho kopanngoa ha li-screw models. O ile a fana ka litlhahiso tse peli:
1. Tšekamelo ea khoele ea screw e lokela ho ba 55 °.
2. Ho sa tsotellehe bophara ba sekoti, tekanyo e itseng e lokela ho amoheloa bakeng sa palo ea lithapo ka leoto.
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Nako ea poso: Apr-16-2020