ES417104A1 - Un metodo para fabricar un articulo de material termoplas- tico. - Google Patents
Un metodo para fabricar un articulo de material termoplas- tico.Info
- Publication number
- ES417104A1 ES417104A1 ES417104A ES417104A ES417104A1 ES 417104 A1 ES417104 A1 ES 417104A1 ES 417104 A ES417104 A ES 417104A ES 417104 A ES417104 A ES 417104A ES 417104 A1 ES417104 A1 ES 417104A1
- Authority
- ES
- Spain
- Prior art keywords
- mould
- beads
- density
- baffle plate
- hoppers
- 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
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
- 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
- B29C44/02—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
- B29C44/04—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 consisting of at least two parts of chemically or physically different materials, e.g. having different densities
- B29C44/0461—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 consisting of at least two parts of chemically or physically different materials, e.g. having different densities by having different chemical compositions in different places, e.g. having different concentrations of foaming agent, feeding one composition after the other
- B29C44/0469—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 consisting of at least two parts of chemically or physically different materials, e.g. having different densities by having different chemical compositions in different places, e.g. having different concentrations of foaming agent, feeding one composition after the other provided with physical separators between the different materials, e.g. separating layers, mould walls
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/58—Upholstery or cushions, e.g. vehicle upholstery or interior padding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/771—Seats
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/10—Foamed polystyrene mold filling
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S297/00—Chairs and seats
- Y10S297/02—Molded
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
- Y10T428/24496—Foamed or cellular component
- Y10T428/24504—Component comprises a polymer [e.g., rubber, etc.]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249961—With gradual property change within a component
Landscapes
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Molding Of Porous Articles (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3430772A GB1434353A (en) | 1972-07-21 | 1972-07-21 | Moulding of heat expandable thermoplastic material |
Publications (1)
Publication Number | Publication Date |
---|---|
ES417104A1 true ES417104A1 (es) | 1976-03-01 |
Family
ID=10364006
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES1973202113U Expired ES202113Y (es) | 1972-07-21 | 1973-07-20 | Un molde para moldear bolitas termoexpansibles de material termoplastico. |
ES417104A Expired ES417104A1 (es) | 1972-07-21 | 1973-07-20 | Un metodo para fabricar un articulo de material termoplas- tico. |
ES425064A Expired ES425064A1 (es) | 1972-07-21 | 1974-04-06 | Un metodo para fabricar la estructura de un sillon de ore- jas de material termoplastico. |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES1973202113U Expired ES202113Y (es) | 1972-07-21 | 1973-07-20 | Un molde para moldear bolitas termoexpansibles de material termoplastico. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES425064A Expired ES425064A1 (es) | 1972-07-21 | 1974-04-06 | Un metodo para fabricar la estructura de un sillon de ore- jas de material termoplastico. |
Country Status (12)
Country | Link |
---|---|
US (1) | US3919370A (es) |
JP (1) | JPS4963756A (es) |
AU (1) | AU466323B2 (es) |
CA (1) | CA1007817A (es) |
DE (1) | DE2336658A1 (es) |
ES (3) | ES202113Y (es) |
FR (1) | FR2193698B3 (es) |
GB (1) | GB1434353A (es) |
IT (1) | IT991307B (es) |
NL (1) | NL7310150A (es) |
SE (1) | SE381002B (es) |
ZA (1) | ZA734958B (es) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5847338B2 (ja) * | 1975-03-25 | 1983-10-21 | 凸版印刷株式会社 | 発泡プラスチック成形物の製造方法 |
US4077665A (en) * | 1976-04-22 | 1978-03-07 | International Installations | Plastic restaurant booth seat |
US4671991A (en) * | 1985-08-19 | 1987-06-09 | Payne Leroy | Molded product |
JPS6313718A (ja) * | 1986-07-04 | 1988-01-21 | Nanba Press Kogyo Kk | 多層異硬度発泡体の製造方法 |
US5252270A (en) * | 1990-12-20 | 1993-10-12 | Basf Aktiengesellschaft | Method of forming foam moldings having varied density regions |
US5718968A (en) * | 1996-01-10 | 1998-02-17 | Motherlode, L.L.C. | Memory molded, high strength polystyrene |
US7220376B2 (en) * | 2003-07-28 | 2007-05-22 | Aspen Seating, Llc | Individually-contoured seat cushion and shape capturing and fabricating method for seat cushion |
US8444214B2 (en) * | 2011-09-06 | 2013-05-21 | Sika Technology Ag | Baffle with self-closing flap assembly |
EP2822769B1 (en) * | 2012-03-04 | 2016-09-28 | Stratasys Ltd. | System and method for depositing liquids |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2335385A (en) * | 1942-08-07 | 1943-11-30 | Roy H Brownlee | Metal casting |
US2644583A (en) * | 1949-07-05 | 1953-07-07 | Cannon | Concentration and separation of granular mixtures |
US2875898A (en) * | 1954-09-13 | 1959-03-03 | James Hall Carpenter | Fanning ore concentrator |
US2983963A (en) * | 1955-07-20 | 1961-05-16 | Electrolux Ab | Method of making multidensity expanded plastic body |
US2954589A (en) * | 1956-03-19 | 1960-10-04 | Kent Plastics Corp | Method of molding expanded resins |
NL101864C (es) * | 1957-05-18 | 1962-06-10 | ||
US2902154A (en) * | 1957-06-14 | 1959-09-01 | Harry B Cannon | Structure for a separating apparatus |
US3112987A (en) * | 1959-03-26 | 1963-12-03 | Austin Motor Co Ltd | Production of cushioned seats |
US3088713A (en) * | 1960-05-09 | 1963-05-07 | Armstrong Cork Co | Blending method |
US3472379A (en) * | 1967-06-12 | 1969-10-14 | Uniroyal Inc | Separation process |
DE2100632B2 (de) * | 1971-01-08 | 1974-07-25 | Interstop Ag, Zug (Schweiz) | Verfahren und Vorrichtung zum Gießen von flüssigen Schmelzen aus metallurgischen Behältern |
-
1972
- 1972-07-21 GB GB3430772A patent/GB1434353A/en not_active Expired
-
1973
- 1973-07-17 US US379926A patent/US3919370A/en not_active Expired - Lifetime
- 1973-07-17 CA CA176,667A patent/CA1007817A/en not_active Expired
- 1973-07-19 DE DE19732336658 patent/DE2336658A1/de active Pending
- 1973-07-19 JP JP48080560A patent/JPS4963756A/ja active Pending
- 1973-07-20 FR FR7326723A patent/FR2193698B3/fr not_active Expired
- 1973-07-20 ES ES1973202113U patent/ES202113Y/es not_active Expired
- 1973-07-20 ZA ZA734958A patent/ZA734958B/xx unknown
- 1973-07-20 ES ES417104A patent/ES417104A1/es not_active Expired
- 1973-07-20 NL NL7310150A patent/NL7310150A/xx not_active Application Discontinuation
- 1973-07-20 SE SE7310173A patent/SE381002B/xx unknown
- 1973-07-20 IT IT26834/73A patent/IT991307B/it active
- 1973-10-03 AU AU60954/73A patent/AU466323B2/en not_active Expired
-
1974
- 1974-04-06 ES ES425064A patent/ES425064A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2193698B3 (es) | 1976-07-09 |
ZA734958B (en) | 1974-08-28 |
AU466323B2 (en) | 1975-10-23 |
JPS4963756A (es) | 1974-06-20 |
CA1007817A (en) | 1977-04-05 |
GB1434353A (en) | 1976-05-05 |
ES425064A1 (es) | 1976-06-16 |
DE2336658A1 (de) | 1974-01-31 |
ES202113U (es) | 1975-10-16 |
AU6095473A (en) | 1975-04-10 |
ES202113Y (es) | 1976-02-16 |
SE381002B (sv) | 1975-11-24 |
NL7310150A (es) | 1974-01-23 |
US3919370A (en) | 1975-11-11 |
FR2193698A1 (es) | 1974-02-22 |
IT991307B (it) | 1975-07-30 |
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