Cup pliers
The cup forceps is a tool , which for joining of pipelines is used.
Specifically, the cup pliers are used to widen pipe ends. To do this, the pliers are inserted into the pipe as far as it will go. If the ends of the handle are now squeezed together, the end of the tube expands and takes on the shape of a cup. Depending on the hardness of the material (e.g. copper or lead ), the pipe end is heated beforehand. The soldering of the cup seam by means of soldering or brazing .
literature
- Metalworker. Volume 20, Verlag H. Jahnke, 1894.
Web links
- Four ways to connect copper pipes (accessed January 31, 2020)
- Frankfurter Wasserzeitung (accessed January 31, 2020)
- The professional copper pipe installation (accessed on January 31, 2020)