IT7923836A0 - PROCEDURE FOR THE CREATION OF OPTICAL REFLECTORS AND PARTICULARLY FOR AUTOMOBILE HEADLIGHT AND MACHINE FOR ITS INSTALLATION. - Google Patents

PROCEDURE FOR THE CREATION OF OPTICAL REFLECTORS AND PARTICULARLY FOR AUTOMOBILE HEADLIGHT AND MACHINE FOR ITS INSTALLATION.

Info

Publication number
IT7923836A0
IT7923836A0 IT7923836A IT2383679A IT7923836A0 IT 7923836 A0 IT7923836 A0 IT 7923836A0 IT 7923836 A IT7923836 A IT 7923836A IT 2383679 A IT2383679 A IT 2383679A IT 7923836 A0 IT7923836 A0 IT 7923836A0
Authority
IT
Italy
Prior art keywords
creation
procedure
installation
machine
automobile headlight
Prior art date
Application number
IT7923836A
Other languages
Italian (it)
Other versions
IT1121915B (en
Original Assignee
Seima
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Seima filed Critical Seima
Publication of IT7923836A0 publication Critical patent/IT7923836A0/en
Application granted granted Critical
Publication of IT1121915B publication Critical patent/IT1121915B/en

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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1603—Multi-way nozzles specially adapted therefor
    • B29C45/1604—Multi-way nozzles specially adapted therefor using a valve urged by the injection pressure
    • 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
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1642—Making multilayered or multicoloured articles having a "sandwich" structure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/16—Fillers
    • 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
    • B29L2011/00—Optical elements, e.g. lenses, prisms
    • B29L2011/0083—Reflectors
IT23836/79A 1978-07-25 1979-06-25 PROCEDURE, FOR THE IMPLEMENTATION OF OPTICAL REFLECTOR AND PARTICULARLY FOR CAR AND CAR MACHINE FOR ITS INSTALLATION IT1121915B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7822028A FR2432137A1 (en) 1978-07-25 1978-07-25 PROCESS FOR THE PRODUCTION OF AN OPTICAL REFLECTOR AND PARTICULARLY FOR A MOTOR VEHICLE PROJECTOR AND MACHINE FOR ITS IMPLEMENTATION

Publications (2)

Publication Number Publication Date
IT7923836A0 true IT7923836A0 (en) 1979-06-25
IT1121915B IT1121915B (en) 1986-04-23

Family

ID=9211158

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23836/79A IT1121915B (en) 1978-07-25 1979-06-25 PROCEDURE, FOR THE IMPLEMENTATION OF OPTICAL REFLECTOR AND PARTICULARLY FOR CAR AND CAR MACHINE FOR ITS INSTALLATION

Country Status (6)

Country Link
DE (1) DE2928582A1 (en)
ES (1) ES482375A0 (en)
FR (1) FR2432137A1 (en)
GB (1) GB2025838A (en)
IT (1) IT1121915B (en)
PT (1) PT69866A (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3009823A1 (en) * 1980-03-14 1981-09-24 Robert Bosch Gmbh, 7000 Stuttgart HEADLIGHTS OR LIGHTS FOR MOTOR VEHICLES
FR2529507A1 (en) * 1982-07-05 1984-01-06 Cibie Projecteurs METHOD FOR MANUFACTURING INJECTION-MOLDING SHAPED ARTICLE AND ARTICLE OBTAINED
FR2563147B1 (en) * 1984-04-19 1986-08-01 Cibie Projecteurs PROCESS AND DEVICE FOR INJECTING PARTS OF PLASTIC MATERIALS, AND PARTS OBTAINED BY IMPLEMENTING THE PROCESS
FR2572989B1 (en) * 1984-11-13 1987-01-09 Signal Vision Sa REFLECTOR REALIZED BY CONSECUTIVE INJECTIONS OF TWO THERMOPLASTIC MATERIALS
GB8503695D0 (en) * 1985-02-13 1985-03-13 Bp Chem Int Ltd Sandwich mouldings
FR2579128B3 (en) * 1985-03-25 1987-07-10 Cibie Projecteurs PROCESS FOR PRODUCING A REFLECTOR FOR A PROJECTOR, PARTICULARLY FOR A MOTOR VEHICLE, BY MOLDING-TWO-MATERIAL INJECTION; MOLD FOR IMPLEMENTING THIS PROCESS AND PRODUCT OBTAINED
DE3614191A1 (en) * 1985-06-27 1987-01-08 Man Technologie Gmbh METHOD FOR FORMING A HIGH GOETE SURFACE ON A COMPONENT
FR2622501B1 (en) * 1987-10-29 1990-01-05 Cibie Projecteurs INJECTION MOLDING METHOD FOR THERMOPLASTIC MATERIAL, MOLDING COMPOSITION FOR PRODUCING AN OBJECT WITH MULTILAYER STRUCTURE AND OBJECT THUS PRODUCED, IN PARTICULAR REFLECTOR BODY
US5186537A (en) * 1987-12-07 1993-02-16 Dai-Ichi Seiko Co., Ltd. Illumination device
FR2631883B1 (en) * 1988-05-27 1990-08-24 Neiman Sa METHOD AND DEVICE FOR INJECTING AT LEAST TWO MATERIALS CONSTITUTING A REFLECTOR AND REFLECTOR THUS OBTAINED
FR2640189B1 (en) * 1988-12-12 1991-01-18 Cibie Projecteurs METHOD FOR MANUFACTURING A THERMOPLASTIC REFLECTOR AND REFLECTOR THUS OBTAINED
DE4401813A1 (en) * 1994-01-22 1995-07-27 Hella Kg Hueck & Co Molded parts that can withstand high heat
DE4404604A1 (en) * 1994-02-14 1995-08-17 Hella Kg Hueck & Co Plastics lighting reflectors esp. for motor vehicle headlamps
AT1126U1 (en) * 1995-07-17 1996-11-25 Engel Gmbh Maschbau METHOD FOR PRESSING PLASTIC
FR2811607A1 (en) * 2000-07-12 2002-01-18 Menzolit PROCESS FOR MANUFACTURING PARTS BY INJECTION OF AT LEAST TWO DIFFERENT POLYMERIC MATERIALS AND USE THEREOF
WO2011161241A1 (en) * 2010-06-25 2011-12-29 Dsm Ip Assets B.V. Assembly of polymeric parts
CN106094078A (en) * 2016-06-15 2016-11-09 深圳市昂特尔太阳能投资有限公司 A kind of injection hyperboloidal mirror and injection moulding process thereof
KR102502637B1 (en) * 2018-05-14 2023-02-22 미쓰이 가가쿠 가부시키가이샤 Method for injecting episulfide based monomer in mold for manufacturing optical material

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1028053B (en) * 1955-01-28 1958-04-17 Westfaelische Metall Industrie Headlight reflector mirror
DE1177326B (en) * 1956-09-07 1964-09-03 Pierre Perisse Process for the production of artificial flower petals made of thermoplastics and device for carrying out this process
DE1472515A1 (en) * 1965-10-29 1969-02-13 Licentia Gmbh Concave mirror made of plastic
DE2103885B2 (en) * 1971-01-28 1974-05-30 Imperial Chemical Industries Ltd., London Method and device for the production of injection molded articles from two different plastic materials
GB1398076A (en) * 1971-09-24 1975-06-18 Lucas Electrical Co Ltd Headlamp spot lamp or fog lamp reflectors
FR2280858A2 (en) * 1973-09-04 1976-02-27 Sev Marchal Motor vehicle headlamp reflector - is two separately cast parts of different plastics, the rear unit being heat-resistant polysulphone

Also Published As

Publication number Publication date
FR2432137A1 (en) 1980-02-22
DE2928582C2 (en) 1987-02-19
FR2432137B1 (en) 1985-05-03
PT69866A (en) 1979-08-01
IT1121915B (en) 1986-04-23
ES8101749A1 (en) 1980-12-01
ES482375A0 (en) 1980-12-01
DE2928582A1 (en) 1980-02-07
GB2025838A (en) 1980-01-30

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950608