JPS6224252B2 - - Google Patents
Info
- Publication number
- JPS6224252B2 JPS6224252B2 JP7132377A JP7132377A JPS6224252B2 JP S6224252 B2 JPS6224252 B2 JP S6224252B2 JP 7132377 A JP7132377 A JP 7132377A JP 7132377 A JP7132377 A JP 7132377A JP S6224252 B2 JPS6224252 B2 JP S6224252B2
- Authority
- JP
- Japan
- Prior art keywords
- diameter
- female mold
- pipe
- reducing
- tube
- 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
- 229920005992 thermoplastic resin Polymers 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 11
- 238000012545 processing Methods 0.000 claims description 7
- 229920005989 resin Polymers 0.000 description 17
- 239000011347 resin Substances 0.000 description 17
- 239000000047 product Substances 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000006355 external stress Effects 0.000 description 2
- 238000011946 reduction process Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
-
- 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
- F16L21/00—Joints with sleeve or socket
-
- 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
- B29C57/00—Shaping of tube ends, e.g. flanging, belling or closing; Apparatus therefor, e.g. collapsible mandrels
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
- Branch Pipes, Bends, And The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7132377A JPS546079A (en) | 1977-06-15 | 1977-06-15 | Fabrication of thermoplastic resin pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7132377A JPS546079A (en) | 1977-06-15 | 1977-06-15 | Fabrication of thermoplastic resin pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS546079A JPS546079A (en) | 1979-01-17 |
| JPS6224252B2 true JPS6224252B2 (enrdf_load_stackoverflow) | 1987-05-27 |
Family
ID=13457234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7132377A Granted JPS546079A (en) | 1977-06-15 | 1977-06-15 | Fabrication of thermoplastic resin pipe |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS546079A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT398725B (de) * | 1992-10-21 | 1995-01-25 | Schnallinger Helfried Ing | Verfahren zum herstellen von endmuffen an kunststoffrohren |
-
1977
- 1977-06-15 JP JP7132377A patent/JPS546079A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS546079A (en) | 1979-01-17 |
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