JPS5912811A - 管材用拡径子 - Google Patents
管材用拡径子Info
- Publication number
- JPS5912811A JPS5912811A JP12213882A JP12213882A JPS5912811A JP S5912811 A JPS5912811 A JP S5912811A JP 12213882 A JP12213882 A JP 12213882A JP 12213882 A JP12213882 A JP 12213882A JP S5912811 A JPS5912811 A JP S5912811A
- Authority
- JP
- Japan
- Prior art keywords
- diameter
- expander
- tube
- hollow body
- expanded
- 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.)
- Granted
Links
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
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/22—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of tubes
- B29C55/24—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of tubes radial
-
- 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
- B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
- B29C61/06—Making preforms having internal stresses, e.g. plastic memory
- B29C61/08—Making preforms having internal stresses, e.g. plastic memory by stretching tubes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12213882A JPS5912811A (ja) | 1982-07-15 | 1982-07-15 | 管材用拡径子 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12213882A JPS5912811A (ja) | 1982-07-15 | 1982-07-15 | 管材用拡径子 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5912811A true JPS5912811A (ja) | 1984-01-23 |
| JPS6360698B2 JPS6360698B2 (enExample) | 1988-11-25 |
Family
ID=14828548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12213882A Granted JPS5912811A (ja) | 1982-07-15 | 1982-07-15 | 管材用拡径子 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5912811A (enExample) |
-
1982
- 1982-07-15 JP JP12213882A patent/JPS5912811A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6360698B2 (enExample) | 1988-11-25 |
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