CZ287367B6 - Flexible piping for connecting distributing mains intended for embedding, process for producing and use thereof - Google Patents
Flexible piping for connecting distributing mains intended for embedding, process for producing and use thereof Download PDFInfo
- Publication number
- CZ287367B6 CZ287367B6 CZ199715A CZ1597A CZ287367B6 CZ 287367 B6 CZ287367 B6 CZ 287367B6 CZ 199715 A CZ199715 A CZ 199715A CZ 1597 A CZ1597 A CZ 1597A CZ 287367 B6 CZ287367 B6 CZ 287367B6
- Authority
- CZ
- Czechia
- Prior art keywords
- metal bellows
- connecting elements
- flexible pipe
- pipe according
- layer
- 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
- F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
- F16L11/11—Hoses, i.e. flexible pipes made of rubber or flexible plastics with corrugated wall
- F16L11/118—Hoses, i.e. flexible pipes made of rubber or flexible plastics with corrugated wall having arrangements for particular purposes, e.g. electrically conducting
-
- 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
- F16L51/00—Expansion-compensation arrangements for pipe-lines
- F16L51/02—Expansion-compensation arrangements for pipe-lines making use of bellows or an expansible folded or corrugated tube
- F16L51/025—Expansion-compensation arrangements for pipe-lines making use of bellows or an expansible folded or corrugated tube with several corrugations
-
- 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
- F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
- F16L58/02—Protection of pipes or pipe fittings against corrosion or incrustation by means of internal or external coatings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4423921A DE4423921C1 (de) | 1994-07-07 | 1994-07-07 | Flexible Leitung zur Erdverlegung und Verfahren zur Herstellung |
Publications (2)
Publication Number | Publication Date |
---|---|
CZ1597A3 CZ1597A3 (en) | 1997-05-14 |
CZ287367B6 true CZ287367B6 (en) | 2000-11-15 |
Family
ID=6522526
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CZ199715A CZ287367B6 (en) | 1994-07-07 | 1995-07-06 | Flexible piping for connecting distributing mains intended for embedding, process for producing and use thereof |
Country Status (5)
Country | Link |
---|---|
AU (1) | AU2879695A (de) |
CZ (1) | CZ287367B6 (de) |
DE (1) | DE4423921C1 (de) |
PL (1) | PL178063B1 (de) |
WO (1) | WO1996001965A1 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022174357A1 (en) * | 2021-02-19 | 2022-08-25 | 9415-2667 Québec Inc. | Ventilation conduit |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH260167A (de) * | 1947-11-22 | 1949-02-28 | Ag Metallschlauchfabrik | Mehrfachwandiger Federkörper. |
DE974608C (de) * | 1952-08-05 | 1961-03-02 | Pforzheim Metallschlauch | Bewegliche Leitung fuer Gas |
US3315704A (en) * | 1963-06-17 | 1967-04-25 | Gen Connector Corp | Flexible bellows |
US3492030A (en) * | 1968-09-23 | 1970-01-27 | Atomic Energy Commission | Bellows liner |
US3722539A (en) * | 1970-12-04 | 1973-03-27 | Industrial Filter Pump Mfg Co | Fluid feed conduit for processing apparatus |
DE2417219C3 (de) * | 1974-04-09 | 1981-06-19 | Witzenmann Gmbh Metallschlauch-Fabrik Pforzheim, 7530 Pforzheim | Ringwellrohr mit Verstärkungsringen |
DE2558478C3 (de) * | 1975-12-24 | 1982-01-21 | Witzenmann GmbH, Metallschlauch-Fabrik Pforzheim, 7530 Pforzheim | Flexibles Zwischenstück zum Einbau in starre Rohrleitungen |
US4643229A (en) * | 1985-06-12 | 1987-02-17 | Ray Hickin | Sewage disposal hose |
DE3702693A1 (de) * | 1987-01-30 | 1988-08-11 | Thomson Brandt Gmbh | Cd-spieler |
DE3702676A1 (de) * | 1987-01-30 | 1988-08-11 | Witzenmann Metallschlauchfab | Flexibles zwischenstueck zum einbau in starre rohrleitungen |
DE3937956C2 (de) * | 1989-11-15 | 2001-04-26 | Franz Schuck | Stopfbuchsdehner |
DE9404814U1 (de) * | 1994-03-17 | 1994-05-19 | Chr. Berghöfer GmbH & Co. KG, 34121 Kassel | Kompensator mit Schutzschicht für den Rohrleitungsbau |
-
1994
- 1994-07-07 DE DE4423921A patent/DE4423921C1/de not_active Expired - Lifetime
-
1995
- 1995-07-06 CZ CZ199715A patent/CZ287367B6/cs not_active IP Right Cessation
- 1995-07-06 AU AU28796/95A patent/AU2879695A/en not_active Abandoned
- 1995-07-06 PL PL95318020A patent/PL178063B1/pl unknown
- 1995-07-06 WO PCT/DE1995/000873 patent/WO1996001965A1/de active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
CZ1597A3 (en) | 1997-05-14 |
PL178063B1 (pl) | 2000-02-29 |
AU2879695A (en) | 1996-02-09 |
PL318020A1 (en) | 1997-05-12 |
DE4423921C1 (de) | 1996-01-04 |
WO1996001965A1 (de) | 1996-01-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PD00 | Pending as of 2000-06-30 in czech republic | ||
MM4A | Patent lapsed due to non-payment of fee |
Effective date: 20030706 |