PROCESS TO PRODUCE AN OBJECT CONSISTING OF AT LEAST TWO MOVABLE PARTS ONE IN RELATION TO ANOTHER, OBJECT AND DEVICE TO PRACTICE THE PROCESS

摘要

Two (or more) loose ring like elements (2, 19) e.g. inner race rings (2) of a rolling bearing (1), can be welded together while being pressed together and rotated by a suitable device inside a (ring like body or outer ring (4, 18) by an electron beam (16) admitted through a small opening (5, 21) in the outer ring (4, 18).