SE451214B - Spiralformigt lindat ror - Google Patents
Spiralformigt lindat rorInfo
- Publication number
- SE451214B SE451214B SE8008736A SE8008736A SE451214B SE 451214 B SE451214 B SE 451214B SE 8008736 A SE8008736 A SE 8008736A SE 8008736 A SE8008736 A SE 8008736A SE 451214 B SE451214 B SE 451214B
- Authority
- SE
- Sweden
- Prior art keywords
- strip
- tube
- overlapping
- folding
- edges
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L11/00—Hoses, i.e. flexible pipes
- F16L11/14—Hoses, i.e. flexible pipes made of rigid material, e.g. metal or hard plastics
- F16L11/16—Hoses, i.e. flexible pipes made of rigid material, e.g. metal or hard plastics wound from profiled strips or bands
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19792950440 DE2950440C2 (de) | 1979-12-14 | 1979-12-14 | Wendelrohr und Verfahren zu seiner Herstellung |
Publications (2)
Publication Number | Publication Date |
---|---|
SE8008736L SE8008736L (sv) | 1981-06-15 |
SE451214B true SE451214B (sv) | 1987-09-14 |
Family
ID=6088543
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8008736A SE451214B (sv) | 1979-12-14 | 1980-12-12 | Spiralformigt lindat ror |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE2950440C2 (zh) |
SE (1) | SE451214B (zh) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1650135A1 (de) * | 1967-12-18 | 1970-08-06 | Ohler Flexrohr Gmbh | Wendelrohr aus wendelfoermig gewickeltem bandfoermigem Material |
DE2020547A1 (de) * | 1969-05-12 | 1970-11-26 | Vulcan Australia | Wendelrohr |
DE2127750C3 (de) * | 1971-06-04 | 1981-04-09 | Westaflex-Werk L. u. F. Westerbarkey GmbH & Co, 4830 Gütersloh | Doppelrohr |
US3858421A (en) * | 1972-06-06 | 1975-01-07 | Cecil H Wood | Helical ducting means and method for forming the same |
DE7533150U (de) * | 1975-10-18 | 1976-02-19 | Siegwart, Emil, 6603 Sulzbach | Aus einem metallband gewickeltes leitungsrohr |
US4029129A (en) * | 1976-03-26 | 1977-06-14 | Laffie Harper | Helical pipe lock seam |
-
1979
- 1979-12-14 DE DE19792950440 patent/DE2950440C2/de not_active Expired
-
1980
- 1980-12-12 SE SE8008736A patent/SE451214B/sv not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
SE8008736L (sv) | 1981-06-15 |
DE2950440C2 (de) | 1987-01-15 |
DE2950440A1 (de) | 1981-06-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
Ref document number: 8008736-4 Effective date: 19940710 Format of ref document f/p: F |