RV dɔgɔyalanw ye fɛnw ye minnu bɛ kɛ ka fɛnw ci tigitigi iziniw kɔnɔ. U kɔnɔna jɔcogo ye gearbox (gearbox) ni accessoire (fɛnw) ye. Gearbox, i n’a fɔ a kɔnɔko yɔrɔ, o bɛ kɛ ni donna-minɛn ye, tile-minɛn (driving pinion), planete gear train ani bɔli-yɔrɔ. A dilanni tigitigi bɛ se ka fanga ci ani ka dɔgɔya hakɛ caman sɔrɔ (misali la, 1:100). A fana bɛ ni tulumafɛnw ye walasa ka tulu ni nɛnɛ kɛ. Fɛn minnu bɛ kɛ ka fɛnw don, hali ni u bonya ka dɔgɔn, olu nafa ka bon kosɛbɛ. Misali la, ɲɔgɔndanw bɛ axial misalignment ban, ka sɔrɔ birikiw bɛ dɔ bɔ yɛrɛyɛrɛ ni sɔgɔsɔgɔli la (coefficient de friction<0.01), collectively enhancing overall performance. Furthermore, auxiliary systems such as a heat dissipation system (operating temperature range -20°C to 80°C) and a sealing system (IP65 protection rating) ensure stable operation in harsh operating conditions.




