NO762557L - - Google Patents
Info
- Publication number
- NO762557L NO762557L NO762557A NO762557A NO762557L NO 762557 L NO762557 L NO 762557L NO 762557 A NO762557 A NO 762557A NO 762557 A NO762557 A NO 762557A NO 762557 L NO762557 L NO 762557L
- Authority
- NO
- Norway
- Prior art keywords
- pipe
- rib
- diameter
- rib height
- ratio
- Prior art date
Links
- 239000002184 metal Substances 0.000 claims description 7
- 230000007935 neutral effect Effects 0.000 claims description 5
- 238000004378 air conditioning Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000005452 bending Methods 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 1
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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
- F24F13/0218—Flexible soft ducts, e.g. ducts made of permeable textiles
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Textile Engineering (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Duct Arrangements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752534473 DE2534473A1 (de) | 1975-08-01 | 1975-08-01 | Rohr |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO762557L true NO762557L (da) | 1977-02-02 |
Family
ID=5953030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO762557A NO762557L (da) | 1975-08-01 | 1976-07-21 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE844606A (da) |
| DE (1) | DE2534473A1 (da) |
| FR (1) | FR2319831A1 (da) |
| NL (1) | NL7608453A (da) |
| NO (1) | NO762557L (da) |
| SE (1) | SE7608606L (da) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1086129A (fr) * | 1952-10-31 | 1955-02-09 | Gen Electric Co Ltd | Tubes métalliques ondulés |
| FR1233283A (fr) * | 1958-08-16 | 1960-10-12 | Pforzheim Metallschlauch | Gaine tubulaire |
| AU412407B1 (en) * | 1966-05-16 | 1971-04-20 | Vulcan Australia Limited | Insulated ducting |
| DE1600503A1 (de) * | 1967-06-06 | 1970-04-02 | Kabel Metallwerke Ghh | Flexible Rohrleitung |
-
1975
- 1975-08-01 DE DE19752534473 patent/DE2534473A1/de active Pending
-
1976
- 1976-05-07 FR FR7613729A patent/FR2319831A1/fr active Pending
- 1976-07-21 NO NO762557A patent/NO762557L/no unknown
- 1976-07-28 BE BE169318A patent/BE844606A/xx unknown
- 1976-07-29 NL NL7608453A patent/NL7608453A/xx not_active Application Discontinuation
- 1976-07-30 SE SE7608606A patent/SE7608606L/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE844606A (fr) | 1976-11-16 |
| NL7608453A (nl) | 1977-02-03 |
| SE7608606L (sv) | 1977-02-02 |
| FR2319831A1 (fr) | 1977-02-25 |
| DE2534473A1 (de) | 1977-02-03 |
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