Vertebral ring, spring, spring seat and clasp, auxiliary seals have "o" shaped rubber ring and PTFE wedgering, quiet ring for graphite materials (M106K).
In this paper, the characteristics of wedgering detector (WRD) are introduced. The correcting method of the responding factor is discussed theoretically, and the experimented results are given.
The structure and principle of two new types of cutting tools (bevel wedge type and eccentric type) for boring O-ring grooves have been introduced in this paper.