A na-eji ígwè angle eme ihe n'ọtụtụ ebe n'ime shelf, na isi ojiji ya bụ ndị a:
1. Shelf kọlụm: A na-ejikarị nchara nchara mee ogidi shelf.N'ihi ike ya dị elu, ịdịte aka na ịdị mfe nke ịrụ ọrụ, nchara n'akuku bụ nhọrọ dị mma maka ọkwa shelf.
2. Shelf beams: A nwekwara ike iji ígwè nchara mee ihe nchara.Iji nchara nchara dị ka ebe nchekwa shelf nwere ike ịbawanye ikike ibu nke shelf wee melite nkwụsi ike nke shelf.
3. Mkwado nchekwa: A pụkwara iji ígwè nkuku mee ihe nkwado shelf iji welie nkwụsi ike na ibu ibu nke shelves.
4. Stacker crane ogwe aka: Angle ígwè nwekwara ike iji na mmepụta nke stacker crane ogwe aka melite arụ ọrụ arụmọrụ na nchekwa nke stacker crane.
5. Ndị ọzọ: Angle ígwè nwekwara ike iji mee igbe ibu, shelf bases, wdg.
Mgbe ị na-azụta nchara nchara, ọ dị mkpa iji chọpụta ụdị na ọnụ ọgụgụ nke ihe ahụ dị ka nkọwa achọrọ, nha na ọnụ ọgụgụ, ma họrọ onye na-enye ihe nchara nchara nke nwere àgwà a pụrụ ịdabere na ya na ọnụ ahịa ezi uche dị na ya.