DE3502445C2 - - Google Patents
Info
- Publication number
- DE3502445C2 DE3502445C2 DE19853502445 DE3502445A DE3502445C2 DE 3502445 C2 DE3502445 C2 DE 3502445C2 DE 19853502445 DE19853502445 DE 19853502445 DE 3502445 A DE3502445 A DE 3502445A DE 3502445 C2 DE3502445 C2 DE 3502445C2
- Authority
- DE
- Germany
- 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
Classifications
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- 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
- F16L11/10—Hoses, i.e. flexible pipes made of rubber or flexible plastics with reinforcements not embedded in the wall
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- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19853502445 DE3502445A1 (en) | 1985-01-25 | 1985-01-25 | Flow duct length for conveying fluid or gaseous media |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19853502445 DE3502445A1 (en) | 1985-01-25 | 1985-01-25 | Flow duct length for conveying fluid or gaseous media |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3502445A1 DE3502445A1 (en) | 1986-07-31 |
DE3502445C2 true DE3502445C2 (en) | 1987-01-15 |
Family
ID=6260738
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19853502445 Granted DE3502445A1 (en) | 1985-01-25 | 1985-01-25 | Flow duct length for conveying fluid or gaseous media |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE3502445A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2234312A (en) * | 1989-07-24 | 1991-01-30 | Acme Group Pty Ltd | Oval or elliptical flexible ducting |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4005441C1 (en) * | 1990-02-21 | 1991-04-11 | Fresenius Ag, 6380 Bad Homburg, De | |
DE19904864C2 (en) * | 1999-02-06 | 2001-02-22 | Tracto Technik | Use of a compressed air hose |
ES2169633B2 (en) * | 1999-09-24 | 2003-07-16 | Perez Rafael Frances | PERFECTED TUBE STRUCTURE AND ITS USE IN DRIVES FOR AIR CONDITIONING FACILITIES. |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7809765A (en) * | 1978-09-27 | 1980-03-31 | Holterbosch J L M | REINFORCEMENT ELEMENT FOR HOSES AND BELTS. |
DE3125499A1 (en) * | 1981-06-29 | 1983-01-13 | Ohler Eisenwerk, Theob. Pfeiffer, 5970 Plettenberg | HOSE WRAPPED FROM TAPE MATERIAL, REINFORCED BY WIRE WIRE |
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1985
- 1985-01-25 DE DE19853502445 patent/DE3502445A1/en active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2234312A (en) * | 1989-07-24 | 1991-01-30 | Acme Group Pty Ltd | Oval or elliptical flexible ducting |
GB2234312B (en) * | 1989-07-24 | 1992-12-16 | Acme Group Pty Ltd | Flexible ducting |
Also Published As
Publication number | Publication date |
---|---|
DE3502445A1 (en) | 1986-07-31 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
OP8 | Request for examination as to paragraph 44 patent law | ||
D2 | Grant after examination | ||
8363 | Opposition against the patent | ||
8339 | Ceased/non-payment of the annual fee |