Title:
タッピングサドルに使用するための幾何学的な加熱素子
Document Type and Number:
Japanese Patent JP7073181
Kind Code:
B2
Abstract:
A tapping saddle for a plastic main pipe carrying a medium includes a stub having a central axis, a saddle piece, and a drill. The drill is configured to be moved axially in the stub. A heating element geometry, which is used for welding the tapping saddle to a main tube outer circumference, is arranged on an inside diameter of the saddle piece. The heating element geometry has a winding having an outer winding region and an inner winding region. In the inner winding region, the winding extends in meandering loops along a circle concentric with the central axis of the stub.
Inventors:
Jonas Husie
Diappetry
Etovin Harp Rutzel
Diappetry
Etovin Harp Rutzel
Application Number:
JP2018080537A
Publication Date:
May 23, 2022
Filing Date:
April 19, 2018
Export Citation:
Assignee:
Georg Fischer Wavin AG
International Classes:
F16L41/04; F16L41/08; F16L47/03
Domestic Patent References:
| JP9042566A | ||||
| JP10267184A | ||||
| JP11294673A | ||||
| JP2001050462A | ||||
| JP2011089599A | ||||
| JP7301385A | ||||
| JP10089583A | ||||
| JP6185689A | ||||
| JP2000516689A |
Foreign References:
| DE19510963A1 | ||||
| DE102004023338A1 | ||||
| WO2005106313A1 | ||||
| CN104061397A |
Attorney, Agent or Firm:
Einzel Felix-Reinhard
Taku Morita
Junichi Maekawa
Hiroyasu Ninomiya
Ueshima class
Taku Morita
Junichi Maekawa
Hiroyasu Ninomiya
Ueshima class