JPS62203020U - - Google Patents
Info
- Publication number
- JPS62203020U JPS62203020U JP1987088627U JP8862787U JPS62203020U JP S62203020 U JPS62203020 U JP S62203020U JP 1987088627 U JP1987088627 U JP 1987088627U JP 8862787 U JP8862787 U JP 8862787U JP S62203020 U JPS62203020 U JP S62203020U
- Authority
- JP
- Japan
- Prior art keywords
- hollow body
- mandrel
- manufacture
- disc
- pierced
- 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
- 238000004519 manufacturing process Methods 0.000 claims 3
Classifications
-
- 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
- B29C53/80—Component parts, details or accessories; Auxiliary operations
- B29C53/82—Cores or mandrels
-
- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/76—Cores
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulding By Coating Moulds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3619628 | 1986-06-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62203020U true JPS62203020U (enExample) | 1987-12-24 |
Family
ID=6302771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987088627U Pending JPS62203020U (enExample) | 1986-06-11 | 1987-06-10 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4968472A (enExample) |
| JP (1) | JPS62203020U (enExample) |
| FR (1) | FR2600009B1 (enExample) |
| IT (1) | IT1208642B (enExample) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE694732C (de) * | 1938-05-06 | 1940-08-07 | Walter Struif | Schlauchdorn zum fortlaufenden Herstellen von Kautschukschlaeuchen |
| US2828239A (en) * | 1953-04-03 | 1958-03-25 | Nat Fibre Glass Co Inc | Method of continuously forming tubing of plastic material |
| DK114296B (da) * | 1967-09-01 | 1969-06-16 | P Poulsen | Omkring sin længdeakse roterbar, drevet dorn til kontinuerlig fremstilling af rør med ubegrænset længde, fortrinsvis glasfiberarmerede plastrør. |
| DK129638B (da) * | 1970-08-21 | 1974-11-04 | Drostholm F H | Fremgangsmåde og apparat til ekstrudering og/eller vikling af fiberarmerede uendeligt lange plastrør. |
| FR2177240A7 (en) * | 1972-03-24 | 1973-11-02 | Kleber Colombes | Mandrel for bent tubing - comprising a flexible body with an integral tie which releases for withdrawal and re-use |
| DE2842531C2 (de) * | 1977-10-03 | 1986-11-20 | Ciba-Geigy Ag, Basel | Verfahren zur Herstellung eines glasfaserverstärkten Kunststoffrohres |
| JPS5876217A (ja) * | 1981-10-31 | 1983-05-09 | Sekisui Chem Co Ltd | 強化プラスチツク曲管の成形用型及びその成形方法 |
-
1987
- 1987-06-09 IT IT8720847A patent/IT1208642B/it active
- 1987-06-10 FR FR878708077A patent/FR2600009B1/fr not_active Expired - Lifetime
- 1987-06-10 JP JP1987088627U patent/JPS62203020U/ja active Pending
-
1989
- 1989-05-26 US US07/358,177 patent/US4968472A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US4968472A (en) | 1990-11-06 |
| IT1208642B (it) | 1989-07-10 |
| FR2600009B1 (fr) | 1990-04-06 |
| FR2600009A1 (fr) | 1987-12-18 |
| IT8720847A0 (it) | 1987-06-09 |