Arrangement for butt-welding plastic material components

  • US 5,241,157 A
  • Filed: 08/10/1992
  • Issued: 08/31/1993
  • Est. Priority Date: 04/27/1990
  • Status: Expired due to Fees
First Claim
Patent Images

1. An arrangement for butt-welding plastic material components, especially tubular components and pipes, comprising:

  • chucking device for holding said components in coaxial positions;

    a heating device for heating the ends of said components without contact by means of heat rays wherein said heating device comprises;

    a heating element of an electrically heatable copper plate which is coated by a ceramic coating having a thickness of 0.1-0.6 mm and further wherein;

    a plurality of heating cartridges and at least one thermosensor are mounted in said copper plate;

    a support member movable between said chucking devices wherein said heating element is mounted on said support member and further wherein said support member is displaceable in an axial direction of a tubular component axis, and further wherein said heating element includes stop cams wherein said stops cams are displaceable into contact with end faces of said chucking devices.

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