CAUTION: Do not use any sharp tools such as a crowbar or screwdriver on the rubber during installation. Sharp instruments can damage the flange face and cause possible leakage.
The position adopted by the upper massage wheel will depend on the length of the cervical arm and aforesaid flange, which can vary according to the version of the invention device.
上按摩轮所处的位置将取决于上述凸缘和颈臂的长度,所述长度可根据本发明装置的型式而变化。
3
The large anticorrosion flangecan be divided into pushing, pressing, forging, casting and so on.