Nkọwa nkọwa
2. A naghị edozi ọkpọkọ igwe na-arụ ọrụ n'ime mgbidi dị n'ime nke ọkpọ ígwè, na nnyonye anya oche na-etinye aka na usoro ntinye, mgbe echichi nwere ike imezi akụkụ nke elliptical nke ígwè ígwè. Enweghị njehie nhazi a kwakọbara, na radial runout index nke roller nwere ike iru ọkwa kachasị mma.
3. The mpụta onu fillet kpụrụ mgbe ọgwụgwụ ihu nke ibu oche na-flanged na ígwè ọkpọkọ na-arụnyere na-etolite a ọkọlọtọ ịgbado ọkụ uzo ka weld mara mma na ike.