METHOD AND DEVICE FOR JOINING PLASTIC COMPONENT

摘要

PURPOSE: To obtain extremely high economical efficiency, high flexibility in relation to productivity and high reliability in relation to water resistance and/or airtightness in a method and apparatus for joining at least two plastic constitutional elements. CONSTITUTION: The end part 18 of a first plastic constitutional element is pressed to the curved abutting surface 20 of the pressure main body 17 arranged to the opening of a second plastic constitutional element and pushed outwardly in a radial direction along the abutting surface 20 to be pressed to an edge 3 and pushed along with the edge 3 by the addition of pressure and a seal ring 24 is used between the end part 18 and the edge 3 at least partially.