Crankshaft bụ otu n'ime akụkụ dị mkpa na injin combustion n'ime, bụ ọkpụkpụ azụ nke injin ahụ, bụ akụkụ bụ isi iji buru ibu mmetụta na ibunye ike.

The crankshaft bụ tumadi esịnede nke n'ihu ọgwụgwụ nke crankshaft, isi aro olu, njikọ mkpanaka journal, crank, itule ngọngọ, azụ njedebe nke crankshaft, wdg Ya isi ọrụ bụ iji tọghata gas mgbali ebute site ná. piston njikọ mkpara otu n'ime mpụga mmepụta torque, na ike ibuba valvụ usoro nke esịtidem combustion engine na dị iche iche ndị ọzọ ngwa. Ebe a na-arụ ọrụ na nrụgide nke crankshaft dị nnọọ mgbagwoju anya, a na-ejikwa ya na-enwe mmetụta nke mgbanwe mgbanwe oge nke gas, ike centrifugal na ike inertial n'oge ọrụ. Ya mere, na nhazi na n'ichepụta, akụkụ ziri ezi, ọnọdụ ziri ezi na elu roughness nke akụkụ ọ bụla nke crankshaft nwere elu chọrọ.

A na-atụkarị crankshaft site na ọkara carbon steel, ọkara carbon alloy steel ma ọ bụ ígwè ductile