GB9118970D0 - Tubular members and their manufacture - Google Patents
Tubular members and their manufactureInfo
- Publication number
- GB9118970D0 GB9118970D0 GB919118970A GB9118970A GB9118970D0 GB 9118970 D0 GB9118970 D0 GB 9118970D0 GB 919118970 A GB919118970 A GB 919118970A GB 9118970 A GB9118970 A GB 9118970A GB 9118970 D0 GB9118970 D0 GB 9118970D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- manufacture
- tubular members
- tubular
- members
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D23/00—Producing tubular articles
- B29D23/18—Pleated or corrugated hoses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/303—Extrusion nozzles or dies using dies or die parts movable in a closed circuit, e.g. mounted on movable endless support
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/22—Corrugating
- B29C53/30—Corrugating of tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D24/00—Producing articles with hollow walls
- B29D24/001—Producing articles with hollow walls formed of hollow ridges or ribs, e.g. separate ridges; continuous corrugated structure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
- B29L2023/18—Pleated or corrugated hoses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
- B29L2023/18—Pleated or corrugated hoses
- B29L2023/186—Pleated or corrugated hoses having a smooth internal wall
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2024/00—Articles with hollow walls
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB919118970A GB9118970D0 (en) | 1991-08-30 | 1991-08-30 | Tubular members and their manufacture |
GB9218406A GB2259045A (en) | 1991-08-30 | 1992-08-28 | Double-walled tubular members and their manufacture |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB919118970A GB9118970D0 (en) | 1991-08-30 | 1991-08-30 | Tubular members and their manufacture |
Publications (1)
Publication Number | Publication Date |
---|---|
GB9118970D0 true GB9118970D0 (en) | 1991-10-23 |
Family
ID=10700930
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB919118970A Pending GB9118970D0 (en) | 1991-08-30 | 1991-08-30 | Tubular members and their manufacture |
GB9218406A Withdrawn GB2259045A (en) | 1991-08-30 | 1992-08-28 | Double-walled tubular members and their manufacture |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9218406A Withdrawn GB2259045A (en) | 1991-08-30 | 1992-08-28 | Double-walled tubular members and their manufacture |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB9118970D0 (en) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2403618C3 (en) * | 1974-01-25 | 1985-04-18 | Fränkische Isolierrohr- und Metallwaren-Werke Gebr. Kirchner, 8729 Königsberg | Device for producing a double-walled plastic pipe |
FR70398E (en) * | 1974-03-22 | 1959-04-06 | Electronique & Physique | Improvements in television and cinematography cameras |
DE2637995C2 (en) * | 1976-08-24 | 1983-05-26 | Hegler, Wilhelm, 8730 Bad Kissingen | Process for the production of double-walled plastic pipes with an annularly corrugated outer wall and a smooth inner wall |
DE3513708C2 (en) * | 1985-04-12 | 1994-04-21 | Drossbach Gmbh & Co Kg | Extrusion head for producing double-walled plastic pipes with cylindrical inner pipe and cross-corrugated outer pipe |
-
1991
- 1991-08-30 GB GB919118970A patent/GB9118970D0/en active Pending
-
1992
- 1992-08-28 GB GB9218406A patent/GB2259045A/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
GB2259045A (en) | 1993-03-03 |
GB9218406D0 (en) | 1992-10-14 |
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