FR1129822A - Flexible synthetic hose, e.g. ventilation tube, with spiral-shaped wire reinforcement - Google Patents
Flexible synthetic hose, e.g. ventilation tube, with spiral-shaped wire reinforcementInfo
- Publication number
- FR1129822A FR1129822A FR1129822DA FR1129822A FR 1129822 A FR1129822 A FR 1129822A FR 1129822D A FR1129822D A FR 1129822DA FR 1129822 A FR1129822 A FR 1129822A
- Authority
- FR
- France
- Prior art keywords
- spiral
- shaped wire
- ventilation tube
- flexible synthetic
- wire reinforcement
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 230000002787 reinforcement Effects 0.000 title 1
- 238000009423 ventilation Methods 0.000 title 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
- E21F1/04—Air ducts
-
- 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
- F16L11/115—Hoses, i.e. flexible pipes made of rubber or flexible plastics with corrugated wall having reinforcements not embedded in the wall
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1129822X | 1954-08-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1129822A true FR1129822A (en) | 1957-01-28 |
Family
ID=7725419
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1129822D Expired FR1129822A (en) | 1954-08-19 | 1955-08-17 | Flexible synthetic hose, e.g. ventilation tube, with spiral-shaped wire reinforcement |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1129822A (en) |
-
1955
- 1955-08-17 FR FR1129822D patent/FR1129822A/en not_active Expired
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