JPS613658B2 - - Google Patents
Info
- Publication number
- JPS613658B2 JPS613658B2 JP55002304A JP230480A JPS613658B2 JP S613658 B2 JPS613658 B2 JP S613658B2 JP 55002304 A JP55002304 A JP 55002304A JP 230480 A JP230480 A JP 230480A JP S613658 B2 JPS613658 B2 JP S613658B2
- Authority
- JP
- Japan
- 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
Classifications
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- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/58—Moulds
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- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
- B29C44/08—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles using several expanding or moulding steps
- B29C44/083—Increasing the size of the cavity after a first part has foamed, e.g. substituting one mould part with another
- B29C44/086—Increasing the size of the cavity after a first part has foamed, e.g. substituting one mould part with another and feeding more material into the enlarged cavity
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- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/36—Feeding the material to be shaped
- B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
- B29C44/44—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form
- B29C44/445—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form in the form of expandable granules, particles or beads
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/3415—Heating or cooling
- B29C44/3426—Heating by introducing steam in the mould
Landscapes
- Molding Of Porous Articles (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP230480A JPS5699634A (en) | 1980-01-11 | 1980-01-11 | Manufacturing apparatus for composite molded foam body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP230480A JPS5699634A (en) | 1980-01-11 | 1980-01-11 | Manufacturing apparatus for composite molded foam body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5699634A JPS5699634A (en) | 1981-08-11 |
| JPS613658B2 true JPS613658B2 (en) | 1986-02-03 |
Family
ID=11525615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP230480A Granted JPS5699634A (en) | 1980-01-11 | 1980-01-11 | Manufacturing apparatus for composite molded foam body |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5699634A (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT8422307V0 (en) * | 1984-06-15 | 1984-06-15 | Devi Spa | MACHINE FOR THE PRODUCTION OF PRINTED ITEMS IN PLASTIC MATERIAL, IN PARTICULAR OF HELMETS FOR MOTORCYCLISTS AND SIMILAR. |
| JPS63160824A (en) * | 1986-12-25 | 1988-07-04 | Yoshihiko Seki | Foam molding method of synthetic resin |
| IT1252217B (en) * | 1991-12-16 | 1995-06-05 | Devi Spa | PROCEDURE AND MACHINE FOR THE MOLDING OF COUPLED PLASTIC MATERIAL. |
| CN107443648A (en) * | 2017-08-15 | 2017-12-08 | 苏州恒昇海绵机械制造有限公司 | A kind of more specification sponge shaped devices |
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1980
- 1980-01-11 JP JP230480A patent/JPS5699634A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5699634A (en) | 1981-08-11 |