JPS6149092B2 - - Google Patents
Info
- Publication number
- JPS6149092B2 JPS6149092B2 JP56207699A JP20769981A JPS6149092B2 JP S6149092 B2 JPS6149092 B2 JP S6149092B2 JP 56207699 A JP56207699 A JP 56207699A JP 20769981 A JP20769981 A JP 20769981A JP S6149092 B2 JPS6149092 B2 JP S6149092B2
- Authority
- JP
- Japan
- Prior art keywords
- sheet
- extrusion
- cushioning material
- grooves
- die
- 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
- 238000001125 extrusion Methods 0.000 claims description 28
- 239000000463 material Substances 0.000 claims description 24
- 239000006260 foam Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 7
- 238000007796 conventional method Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 235000012431 wafers Nutrition 0.000 description 1
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
- 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
- B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
-
- 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
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
- B29L2007/001—Flat articles, e.g. films or sheets having irregular or rough surfaces
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Molding Of Porous Articles (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56207699A JPS57126623A (en) | 1981-12-21 | 1981-12-21 | Manufacture of shock absorber with sheet form |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56207699A JPS57126623A (en) | 1981-12-21 | 1981-12-21 | Manufacture of shock absorber with sheet form |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57126623A JPS57126623A (en) | 1982-08-06 |
| JPS6149092B2 true JPS6149092B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1986-10-28 |
Family
ID=16544098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56207699A Granted JPS57126623A (en) | 1981-12-21 | 1981-12-21 | Manufacture of shock absorber with sheet form |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57126623A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0299617U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1989-09-25 | 1990-08-08 | ||
| ITRM20070272A1 (it) * | 2007-05-15 | 2008-11-16 | Akro Flex S A S Di Garegnani A | Apparato per la produzione in cast di un film estensibile in materiale plastico per imballaggi dotato di rinforzi longitudinali e avente elevata resistenza alla trazione trasversale |
-
1981
- 1981-12-21 JP JP56207699A patent/JPS57126623A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57126623A (en) | 1982-08-06 |