ZA764530B - Process and apparatus for the production of articles from synthetic material - Google Patents
Process and apparatus for the production of articles from synthetic materialInfo
- Publication number
- ZA764530B ZA764530B ZA764530A ZA764530A ZA764530B ZA 764530 B ZA764530 B ZA 764530B ZA 764530 A ZA764530 A ZA 764530A ZA 764530 A ZA764530 A ZA 764530A ZA 764530 B ZA764530 B ZA 764530B
- Authority
- ZA
- South Africa
- Prior art keywords
- articles
- production
- synthetic material
- synthetic
- Prior art date
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
- B29C57/00—Shaping of tube ends, e.g. flanging, belling or closing; Apparatus therefor, e.g. collapsible mandrels
- B29C57/02—Belling or enlarging, e.g. combined with forming a groove
-
- 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
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C37/0003—Discharging moulded articles from the mould
- B29C37/0014—Discharging moulded articles from the mould by flexibly or permanently deforming undercut portions of the articles
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/261—Moulds having tubular mould cavities
- B29C45/2612—Moulds having tubular mould cavities for manufacturing tubular articles with an annular groove
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/44—Removing or ejecting moulded articles for undercut articles
- B29C45/4407—Removing or ejecting moulded articles for undercut articles by flexible movement of undercut portions of the articles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT587875A AT356369B (en) | 1975-07-29 | 1975-07-29 | INJECTION MOLD FOR MAKING FITTINGS |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA764530B true ZA764530B (en) | 1977-08-31 |
Family
ID=3580532
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA764530A ZA764530B (en) | 1975-07-29 | 1976-07-28 | Process and apparatus for the production of articles from synthetic material |
Country Status (4)
Country | Link |
---|---|
AT (1) | AT356369B (en) |
CA (1) | CA1074519A (en) |
YU (1) | YU186776A (en) |
ZA (1) | ZA764530B (en) |
-
1975
- 1975-07-29 AT AT587875A patent/AT356369B/en not_active IP Right Cessation
-
1976
- 1976-07-28 CA CA258,002A patent/CA1074519A/en not_active Expired
- 1976-07-28 YU YU01867/76A patent/YU186776A/en unknown
- 1976-07-28 ZA ZA764530A patent/ZA764530B/en unknown
Also Published As
Publication number | Publication date |
---|---|
ATA587875A (en) | 1977-07-15 |
AT356369B (en) | 1980-04-25 |
CA1074519A (en) | 1980-04-01 |
YU186776A (en) | 1983-12-31 |
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