Procedures for the production of a utilitarian exemption and a related utilitarian exemption

摘要

The recess producing process involves producing the recess (4) for a strip seal element (5) by removing material from both the components (1, 2) within which the strip seal element fits. The material is removed in at least two successive stages. In the first stage, the material is removed at a certain rate, and in the second stage, at a lower rate.