ES236190U - Un molde para preparar un articulo de estructura celular de resina termoplastica. - Google Patents
Un molde para preparar un articulo de estructura celular de resina termoplastica.Info
- Publication number
- ES236190U ES236190U ES1976236190U ES236190U ES236190U ES 236190 U ES236190 U ES 236190U ES 1976236190 U ES1976236190 U ES 1976236190U ES 236190 U ES236190 U ES 236190U ES 236190 U ES236190 U ES 236190U
- Authority
- ES
- Spain
- Prior art keywords
- steam
- truncated conical
- wall
- tube
- opening
- 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
- 239000000498 cooling water Substances 0.000 abstract 2
- 210000003850 cellular structure Anatomy 0.000 abstract 1
- 229920005992 thermoplastic resin Polymers 0.000 abstract 1
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
- B29C44/58—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
- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/02—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means
- B29C33/04—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means using liquids, gas or steam
-
- 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)
- Molding Of Porous Articles (AREA)
Abstract
Un molde para preparar un artículo de estructura celular de resina termoplástica, comprendiendo dicho molde un dispositivo de abertura de vapor que incluye un elemento de abertura que se extiende a través del mismo y un elemento móvil introducido en disposición movible en dicho elemento de apertura, estando éste formado por una pared cónica truncada ensanchada progresivamente hacia el extremo en un lado y una pared cilíndrica en el otro lado, teniendo dicha pared cónica y dicha pared cilíndrica un eje común, disponiendo dicho elemento móvil de una superficie cónica truncada que corresponde a dicha pared cónica truncada y una superficie cilíndrica, formando dicho elemento móvil un hueco entre la superficie cónica truncada y la pared cónica truncada cuando se levanta el elemento móvil del elemento de abertura, en el cual se halla formado un paso de vapor en al menos uno de dicho elemento de abertura y dicho elemento móvil, estando abierto un extremo del paso de vapor en dicho otro lado y comunicando el otro extremo del paso de vapor con el hueco formado cuando se levanta el elemento móvil, un tubo para introducir el vapor, y un tubo para agua de refrigeración, : en el cual dicho dispositivo de abertura de vapor se halla colocado en posición en una plancha de la cavidad de dicho molde, comunicando dicho dispositivo de abertura de vapor con dicho tubo para introducir el vapor, y disponiéndose dicho tubo para agua de refrigeración de manera que enfrie la superficie exterior de dicha plancha de la cavidad.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50118611A JPS5242566A (en) | 1975-09-30 | 1975-09-30 | Vapor hole of mold for expansion molding |
| JP14215175U JPS5424154Y2 (es) | 1975-10-17 | 1975-10-17 | |
| JP16818075U JPS5425418Y2 (es) | 1975-12-12 | 1975-12-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ES236190U true ES236190U (es) | 1978-07-01 |
| ES236190Y ES236190Y (es) | 1978-12-16 |
Family
ID=27313622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES1976236190U Expired ES236190Y (es) | 1975-09-30 | 1976-09-29 | Un molde para preparar un articulo de estructura celular de resina termoplastica. |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4081225A (es) |
| CA (1) | CA1073169A (es) |
| CH (1) | CH617127A5 (es) |
| DE (1) | DE2644198C2 (es) |
| ES (1) | ES236190Y (es) |
| FR (1) | FR2326283A1 (es) |
| GB (1) | GB1556170A (es) |
| IT (1) | IT1072920B (es) |
| NL (1) | NL7610516A (es) |
Families Citing this family (35)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4124336A (en) * | 1977-05-18 | 1978-11-07 | Mobil Oil Corporation | Poppet check valve for controlled feeding of blowing agent |
| EP0091970A3 (de) * | 1982-03-20 | 1984-09-05 | Flewu AG | Vorrichtung zur gleichzeitigen Herstellung insbesondere unterschiedlicher Formlinge aus gesintertem Polystyrolschaumstoff mit austauschbaren Formwerkzeugen |
| IE57552B1 (en) * | 1983-05-20 | 1992-12-16 | Unifoam Ag | Improvements in or relating to the production of polymeric foam |
| CA1222856A (en) * | 1983-11-02 | 1987-06-16 | Larry V. Crabtree | Expanded polystyrene mold for producing parts with smooth surfaces |
| US4627946A (en) * | 1983-11-07 | 1986-12-09 | Morval-Durofoam Ltd. | Method and molding apparatus for molding expanded polystyrene articles having smooth surfaces |
| US4881890A (en) * | 1985-06-12 | 1989-11-21 | Barry Andrew S | Moulded resin article |
| GB8620563D0 (en) * | 1986-08-23 | 1986-10-01 | Auto Alloys Foundries Ltd | Moulding apparatus |
| US4781555A (en) * | 1987-01-07 | 1988-11-01 | Efp Corp. | Apparatus for forming molded patterns |
| WO1990006220A1 (en) * | 1988-12-05 | 1990-06-14 | Carroll Robert E | Injection mold method and apparatus |
| US5458846A (en) * | 1988-12-05 | 1995-10-17 | Carroll; Robert E. | Method of injection molding |
| US5333488A (en) * | 1990-04-09 | 1994-08-02 | Matrix Technologies, Inc. | Gauging system with improved setup and operating method |
| FR2688166B1 (fr) * | 1992-03-06 | 1995-07-07 | Faure Bertrand Automobile | Moule pour le moulage d'une mousse de matiere synthetique. |
| US6403014B1 (en) | 1992-03-23 | 2002-06-11 | Incoe Corporation | Method for fluid compression of injection molded plastic material |
| DE4236081A1 (de) * | 1992-10-26 | 1994-04-28 | Ph Kurtz Eisenhammer Kg | Verfahren zum Herstellen von Formkörpern aus geschäumtem Kunststoff und Form zur Ausübung dieses Verfahrens |
| US5716560A (en) * | 1995-09-14 | 1998-02-10 | Icp Systems, Inc. | Gas assisted injection molding combining internal and external gas pressures |
| DE19543276C1 (de) * | 1995-11-20 | 1997-02-06 | Continental Ag | Reifenvulkanisationsform mit Entlüftung |
| US5858288A (en) * | 1996-07-18 | 1999-01-12 | Bullard; Calvin P. | Method for molding expandable polystyrene foam articles |
| US5997783A (en) * | 1997-10-31 | 1999-12-07 | Woodbridge Foam Corporation | Method for producing a molded article using a vented mold |
| WO1999051414A1 (en) * | 1998-03-31 | 1999-10-14 | Daisen Industry Co., Ltd. | Synthetic resin internal foam molding machine and method |
| US6367765B1 (en) * | 1999-09-09 | 2002-04-09 | Klaus A. Wieder | Mold vent |
| US6547547B2 (en) * | 2000-02-01 | 2003-04-15 | Daisen Industry Co., Ltd. | Apparatus for molding composite foam molding element |
| US20010021402A1 (en) * | 2000-03-13 | 2001-09-13 | Iwao Nohara | Foam molding die apparatus |
| JP4300945B2 (ja) * | 2003-09-03 | 2009-07-22 | 株式会社ブリヂストン | 発泡成形用の金型及びウレタンフォームの製造方法 |
| US8342830B2 (en) * | 2006-01-24 | 2013-01-01 | The Yokohama Rubber Co., Ltd. | Metal mold for tire formation, plug used in vent hole of the metal mold for tire formation, and tire manufactured using the metal mold for tire formation |
| US7530803B2 (en) * | 2007-05-08 | 2009-05-12 | Bridgestone Firestone North American Tire, Llc | Insert for a tire mold vent |
| US7811078B2 (en) * | 2008-12-15 | 2010-10-12 | The Goodyear Tire & Rubber Company | Venting device for mold |
| US7896643B2 (en) * | 2008-12-15 | 2011-03-01 | The Goodyear Tire & Rubber Company | Venting device for mold |
| DE102009031453A1 (de) * | 2009-07-02 | 2011-01-05 | Werner Beuerlein | Gussform mit Entlüfter |
| ITRE20120033A1 (it) * | 2012-04-27 | 2013-10-28 | Cgm Spa | Processo di formatura dietro compressione di oggetti di materiale termoplastico |
| US9114555B1 (en) * | 2012-08-01 | 2015-08-25 | Willmar Fabrication, Llc | Vent apparatus |
| KR101607361B1 (ko) * | 2012-12-12 | 2016-03-30 | (주)엘지하우시스 | 고분자 역류 방지부를 갖는 고분자 성형 장치 |
| EP2969445A4 (en) | 2013-03-15 | 2016-11-23 | Miller Herman Inc | PARTICULATE FUEL ELEMENT WITH A STRUCTURED SURFACE |
| US9149957B2 (en) * | 2013-03-15 | 2015-10-06 | Willmar Fabrication, Llc | Vent apparatus |
| FR3024068B1 (fr) * | 2014-07-22 | 2016-08-12 | Michelin & Cie | Moule pour la vulcanisation d'un pneumatique comportant des elements mobiles obtenus par frittage laser |
| EP3088153B1 (de) * | 2015-04-27 | 2018-06-06 | Overath GmbH | Formwerkzeug |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3191907A (en) * | 1962-07-24 | 1965-06-29 | Harold W Schmidt | Conical valve plug |
| SE357158B (es) * | 1968-09-26 | 1973-06-18 | Caplan H | |
| DE2129046A1 (de) * | 1971-06-11 | 1973-01-04 | Hans Erlenbach | Verfahren und vorrichtung zum herstellen von formlingen aus schaeumbarem thermoplastischen kunststoff |
| CH538353A (de) * | 1972-07-03 | 1973-06-30 | Eschmann Ag | Düse zum Spritzgiessen von treibmittelhaltigen Kunststoffen |
| US3837769A (en) * | 1972-07-29 | 1974-09-24 | H Erlenbach | Apparatus for the manufacture of molded articles of foam-forming thermoplastic synthetics |
| DE2302906A1 (de) * | 1973-01-22 | 1974-07-25 | Bucher Guyer Ag Masch | Schaeumform zum herstellen von polystyrol-formteilen |
-
1976
- 1976-09-22 NL NL7610516A patent/NL7610516A/xx not_active Application Discontinuation
- 1976-09-27 US US05/726,750 patent/US4081225A/en not_active Expired - Lifetime
- 1976-09-28 IT IT7627724A patent/IT1072920B/it active
- 1976-09-29 GB GB40437/76A patent/GB1556170A/en not_active Expired
- 1976-09-29 CA CA262,291A patent/CA1073169A/en not_active Expired
- 1976-09-29 ES ES1976236190U patent/ES236190Y/es not_active Expired
- 1976-09-30 CH CH1240476A patent/CH617127A5/de not_active IP Right Cessation
- 1976-09-30 FR FR7629390A patent/FR2326283A1/fr active Granted
- 1976-09-30 DE DE2644198A patent/DE2644198C2/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2644198C2 (de) | 1983-01-13 |
| CA1073169A (en) | 1980-03-11 |
| GB1556170A (en) | 1979-11-21 |
| FR2326283B1 (es) | 1980-10-10 |
| FR2326283A1 (fr) | 1977-04-29 |
| IT1072920B (it) | 1985-04-13 |
| CH617127A5 (es) | 1980-05-14 |
| ES236190Y (es) | 1978-12-16 |
| NL7610516A (nl) | 1977-04-01 |
| DE2644198A1 (de) | 1977-03-31 |
| US4081225A (en) | 1978-03-28 |
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