Njirimara nke worm gears:
1. Na-enye nnukwu mbelata raios maka ebe etiti enyere
2. Ezi na ire ụtọ meshing edinam
3. Ọ gaghị ekwe omume na wiil worm na-anya wor ọ gwụla ma e nwetara ọnọdụ ụfọdụ
Ụkpụrụ ọrụ worm gear:
The abụọ aro nke worm gia na worm mbanye bụ perpendicular ọ bụla ọzọ; Enwere ike iweta irighiri dị ka helix nwere otu eze (otu isi) ma ọ bụ ọtụtụ ezé (ọtụtụ isi) merụrụ n'akụkụ helix na cylinder, na ikpuru gia dị ka ihe eji eme ihe, ma ezé ya na-ekpuchi ikpuru. N'oge meshing, otu ntụgharị nke ikpuru ga-akwọ ụgbọala worm wheel bugharia site na otu eze (otu-njedebe worm) ma ọ bụ ọtụtụ ezé (multi-end worm) .rod), otú ọsọ ruru i nke worm gear nnyefe = ọnụ ọgụgụ nke isi nke ikpuru Z1 / ọnụ ọgụgụ nke ezé nke worm wheel Z2.