ITRM910149A1 - DEVICE TO FORM A DISPOSABLE FOAM MODEL. - Google Patents
DEVICE TO FORM A DISPOSABLE FOAM MODEL.Info
- Publication number
- ITRM910149A1 ITRM910149A1 IT000149A ITRM910149A ITRM910149A1 IT RM910149 A1 ITRM910149 A1 IT RM910149A1 IT 000149 A IT000149 A IT 000149A IT RM910149 A ITRM910149 A IT RM910149A IT RM910149 A1 ITRM910149 A1 IT RM910149A1
- Authority
- IT
- Italy
- Prior art keywords
- foam model
- disposable foam
- disposable
- model
- foam
- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/10—Moulds or cores; Details thereof or accessories therefor with incorporated venting means
-
- 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
- B29C44/58—Moulds
- B29C44/588—Moulds with means for venting, e.g. releasing foaming gas
-
- 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
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Molding Of Porous Articles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US50412190A | 1990-04-02 | 1990-04-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
ITRM910149A0 ITRM910149A0 (en) | 1991-03-05 |
ITRM910149A1 true ITRM910149A1 (en) | 1991-10-03 |
Family
ID=24004932
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT000149A ITRM910149A1 (en) | 1990-04-02 | 1991-03-05 | DEVICE TO FORM A DISPOSABLE FOAM MODEL. |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPH04223122A (en) |
BE (1) | BE1004254A5 (en) |
CA (1) | CA2036009A1 (en) |
DE (1) | DE4109940A1 (en) |
GB (1) | GB2242644B (en) |
IT (1) | ITRM910149A1 (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4201096C2 (en) * | 1992-01-17 | 1994-02-24 | Grauf Guenter | Mold for the production of foam moldings |
US5356580A (en) * | 1992-09-02 | 1994-10-18 | Woodbridge Foam Corp. | Method of using a vented mold |
US5316700A (en) * | 1992-11-02 | 1994-05-31 | Wesley-Jessen Corporation | Method and apparatus for removing excess lens forming material |
GB9414708D0 (en) * | 1994-07-21 | 1994-09-07 | Portakabin Ltd | Method of and apparatus for making a building panel |
DE19500601C2 (en) * | 1995-01-11 | 1998-11-05 | Notar Walter | Method and device for producing molded parts from foamed plastic and their use |
TWI614113B (en) * | 2014-09-30 | 2018-02-11 | Panasonic Intellectual Property Management Co., Ltd. | Injection mold and filter molded product |
CN104439058A (en) * | 2014-12-06 | 2015-03-25 | 沈阳工业大学 | Lost foam white type manufacturing mold for agricultural power shovel point |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB667861A (en) * | 1949-08-04 | 1952-03-12 | Wingfoot Corp | Venting of foamed latex molds |
DE2327268A1 (en) * | 1973-05-29 | 1975-01-02 | Otto Waldmann | METHOD AND DEVICE FOR MANUFACTURING SHAPED BODIES FROM EXPANDABLE POLYSTYRENE FOAM |
DE2544714A1 (en) * | 1975-10-07 | 1977-04-21 | Hans Erlenbach | DEVICE FOR THE PRODUCTION OF MOLDINGS FROM FOAMABLE THERMOPLASTIC PLASTIC |
JPS63247015A (en) * | 1987-04-03 | 1988-10-13 | Inoue Mtp Co Ltd | Mold for reaction injection molding |
JPS63309416A (en) * | 1987-06-12 | 1988-12-16 | Toyota Motor Corp | Vacuum drawing injection molding device |
-
1991
- 1991-02-08 CA CA002036009A patent/CA2036009A1/en not_active Abandoned
- 1991-02-11 GB GB9102860A patent/GB2242644B/en not_active Expired - Fee Related
- 1991-03-05 IT IT000149A patent/ITRM910149A1/en not_active IP Right Cessation
- 1991-03-20 BE BE9100258A patent/BE1004254A5/en not_active IP Right Cessation
- 1991-03-26 DE DE4109940A patent/DE4109940A1/en not_active Withdrawn
- 1991-04-02 JP JP3069942A patent/JPH04223122A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
JPH04223122A (en) | 1992-08-13 |
GB2242644A (en) | 1991-10-09 |
GB2242644B (en) | 1993-07-21 |
CA2036009A1 (en) | 1991-10-03 |
BE1004254A5 (en) | 1992-10-20 |
ITRM910149A0 (en) | 1991-03-05 |
DE4109940A1 (en) | 1991-10-10 |
GB9102860D0 (en) | 1991-03-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0003 | Withdrawn |