| 摘要 |
A sleeve body with an attachment point of the sleeve in the sleeve board of filter, comprising wire body mounted inside the filter, and a metal ring located in the final loop of the upper part of the sleeve, inside diameter of said ring is equal to the diameter of the opening of the sleeve board, the body consisting of several sections and each section is formed of wires and annular elements with locks formed by bending of wire sections of elements, and the locks are executed by method of bending, moreover they are u-shaped at annular elements,and ?-shaped at wires.
|
