AT304856B - Rückschlagventil für einen geteilen Einspritzkanal einer Spritzgußform - Google Patents
Rückschlagventil für einen geteilen Einspritzkanal einer SpritzgußformInfo
- Publication number
- AT304856B AT304856B AT173969A AT173969A AT304856B AT 304856 B AT304856 B AT 304856B AT 173969 A AT173969 A AT 173969A AT 173969 A AT173969 A AT 173969A AT 304856 B AT304856 B AT 304856B
- Authority
- AT
- Austria
- Prior art keywords
- check valve
- injection
- split
- channel
- injection mold
- Prior art date
Links
- 238000002347 injection Methods 0.000 title 2
- 239000007924 injection Substances 0.000 title 2
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
- 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
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/28—Closure devices therefor
-
- 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
- B29C44/42—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum
- B29C44/424—Details of machines
- B29C44/425—Valve or nozzle constructions; Details of injection devices
-
- 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
- Y10S264/83—Injection molding of polyolefin-type foam
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT173969A AT304856B (de) | 1969-02-20 | 1969-02-20 | Rückschlagventil für einen geteilen Einspritzkanal einer Spritzgußform |
DE19702007369 DE2007369A1 (de) | 1969-02-20 | 1970-02-18 | Verfahren zum Spritzgießen von plastischen Massen und Vorrichtung zur Durchführung des Verfahrens |
GB7994/70A GB1248183A (en) | 1969-02-20 | 1970-02-19 | Improvements in or relating to the injection moulding of plastics materials |
US12669A US3659996A (en) | 1969-02-20 | 1970-02-19 | Device for the injection molding of expandable plastic masses |
FR7006240A FR2031566A7 (de) | 1969-02-20 | 1970-02-20 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT173969A AT304856B (de) | 1969-02-20 | 1969-02-20 | Rückschlagventil für einen geteilen Einspritzkanal einer Spritzgußform |
Publications (1)
Publication Number | Publication Date |
---|---|
AT304856B true AT304856B (de) | 1973-01-25 |
Family
ID=3519950
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT173969A AT304856B (de) | 1969-02-20 | 1969-02-20 | Rückschlagventil für einen geteilen Einspritzkanal einer Spritzgußform |
Country Status (5)
Country | Link |
---|---|
US (1) | US3659996A (de) |
AT (1) | AT304856B (de) |
DE (1) | DE2007369A1 (de) |
FR (1) | FR2031566A7 (de) |
GB (1) | GB1248183A (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4250585A (en) * | 1979-03-07 | 1981-02-17 | Hart Ski Mfg. Co., Inc. | Water skis having a reinforced, foamed-in-place, plastic hull bonded to an aluminum deck |
DE3739901A1 (de) * | 1987-11-25 | 1989-06-08 | Kloeckner Ferromatik Desma | Verfahren zum herstellen von ein- oder mehrschichtigen sohlen und vorrichtung zur durchfuehrung dieses verfahrens |
CA2148646C (en) * | 1994-06-14 | 2005-06-14 | Dezi Anthony Krajcir | Resilient molded shoe heels |
US5885500A (en) * | 1995-12-20 | 1999-03-23 | Nike, Inc. | Method of making an article of footwear |
US5785909A (en) * | 1996-08-21 | 1998-07-28 | Nike, Inc. | Method of making footwear with a pourable foam |
US7270536B2 (en) * | 2004-05-13 | 2007-09-18 | Husky Injection Molding Systems Ltd. | Screw tip and molding system apparatus |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2754545A (en) * | 1952-01-04 | 1956-07-17 | Tube Turns Plastics Inc | Injection machine |
US2871515A (en) * | 1953-10-26 | 1959-02-03 | Kraft Foods Co | Apparatus for forming articles from thermoplastic materials |
FR1193335A (fr) * | 1958-03-17 | 1959-11-02 | Pot de transfert à alimentation continue sous faible pression | |
US3344477A (en) * | 1964-10-05 | 1967-10-03 | Stokis Edmond | Valve for molding of plastic under pressure |
US3339239A (en) * | 1965-04-30 | 1967-09-05 | Gen Tire & Rubber Co | Injection molding apparatus with diaphragm valve |
US3374502A (en) * | 1965-10-12 | 1968-03-26 | Osley & Whitney Inc | Sprue bushing and nozzle assembly |
-
1969
- 1969-02-20 AT AT173969A patent/AT304856B/de not_active IP Right Cessation
-
1970
- 1970-02-18 DE DE19702007369 patent/DE2007369A1/de active Pending
- 1970-02-19 GB GB7994/70A patent/GB1248183A/en not_active Expired
- 1970-02-19 US US12669A patent/US3659996A/en not_active Expired - Lifetime
- 1970-02-20 FR FR7006240A patent/FR2031566A7/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2031566A7 (de) | 1970-11-20 |
US3659996A (en) | 1972-05-02 |
GB1248183A (en) | 1971-09-29 |
DE2007369A1 (de) | 1970-09-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |