Theboloko ba ketane ea matsohoe loketse bakeng sa ho phahamisa sebaka se sekhutšoane sa lisebelisoa le thepa e nyane.Boima ba ho phahamisa hangata ha bo fete 10T, mme e kholo ka ho fetisisa e ka fihla ho 20T.Bophahamo ba ho phahamisa hangata ha bo fete 6m.Khetla e ka ntle ea ketane e entsoe ka tšepe ea boleng bo holimo ea alloy, e matla ebile e sa sebetse, 'me e na le ts'ebetso e phahameng ea ts'ireletso.
Thelever chain blocke hula ketane ea letsoho le sprocket ea letsoho ho potoloha, e hatella lebili la ratchet la friction plate le setulo sa brake hore e fetohe ntho e le 'ngoe, 'me leino le lelelele la leino le pota-potile giar ea likotoana, leino le lekhutšoanyane la leino le lesela la lesoba la spline.Ka tsela ena, sprocket ea hoisting e behiloeng holim'a sekoti sa spline hole e khanna ketane ea ho phahamisa boima ba 'mele hantle.Ho amoheloa mofuta oa ratchet friction plate ea mofuta oa tsela e le 'ngoe, e ka khonang ho itlama ka tlas'a mojaro.Pawl e sebetsana le lebili la ratchet tlas'a ketso ea selemo, 'me mariki a sebetsa ka mokhoa o sireletsehileng.
E le phetolelo e ntlafalitsoeng ea pulley e tsitsitseng, themanual chain pulley block e nang le trolleyho rua ka ho feletseng melemo ea pulley e tsitsitseng.Ka nako e ts'oanang, e amohela motsoako oa "reverse brake reducer" le sehlopha sa ketane ea pulley.Mohaho oa potoloho ea li-gear spur tse mekhahlelo e 'meli o hlophisitsoe ka mokhoa o ts'oanang, o bonolo, o tšoarella ebile o sebetsa hantle.
Nako ea poso: Sep-15-2021