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FR2641227B1 - MOLDED NOZZLE WITH CONTROLLED CLOSURE FOR THE INJECTION OF PLASTIC MATERIAL - Google Patents

MOLDED NOZZLE WITH CONTROLLED CLOSURE FOR THE INJECTION OF PLASTIC MATERIAL

Info

Publication number
FR2641227B1
FR2641227B1 FR8817520A FR8817520A FR2641227B1 FR 2641227 B1 FR2641227 B1 FR 2641227B1 FR 8817520 A FR8817520 A FR 8817520A FR 8817520 A FR8817520 A FR 8817520A FR 2641227 B1 FR2641227 B1 FR 2641227B1
Authority
FR
France
Prior art keywords
injection
plastic material
controlled closure
molded nozzle
molded
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 - Lifetime
Application number
FR8817520A
Other languages
French (fr)
Other versions
FR2641227A1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR8817520A priority Critical patent/FR2641227B1/en
Publication of FR2641227A1 publication Critical patent/FR2641227A1/en
Application granted granted Critical
Publication of FR2641227B1 publication Critical patent/FR2641227B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C45/28—Closure devices therefor
    • B29C45/2806—Closure devices therefor consisting of needle valve systems
    • B29C45/281—Drive means therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
FR8817520A 1988-12-30 1988-12-30 MOLDED NOZZLE WITH CONTROLLED CLOSURE FOR THE INJECTION OF PLASTIC MATERIAL Expired - Lifetime FR2641227B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8817520A FR2641227B1 (en) 1988-12-30 1988-12-30 MOLDED NOZZLE WITH CONTROLLED CLOSURE FOR THE INJECTION OF PLASTIC MATERIAL

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8817520A FR2641227B1 (en) 1988-12-30 1988-12-30 MOLDED NOZZLE WITH CONTROLLED CLOSURE FOR THE INJECTION OF PLASTIC MATERIAL

Publications (2)

Publication Number Publication Date
FR2641227A1 FR2641227A1 (en) 1990-07-06
FR2641227B1 true FR2641227B1 (en) 1991-09-13

Family

ID=9373656

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8817520A Expired - Lifetime FR2641227B1 (en) 1988-12-30 1988-12-30 MOLDED NOZZLE WITH CONTROLLED CLOSURE FOR THE INJECTION OF PLASTIC MATERIAL

Country Status (1)

Country Link
FR (1) FR2641227B1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4324275C2 (en) * 1993-07-20 1996-05-02 Incoe Corp Pneumatic control device for hot runner needle valves for injection molding tools
DE19757412C1 (en) * 1997-12-23 1999-02-25 Knauer Systec Eng Gmbh Hot runner injection moulding tool with a needle valve shut=off and compact economical construction
IT1320639B1 (en) * 2000-09-13 2003-12-10 Piero Enrietti HEATED HEAD TO FEED AN INJECTION NOZZLE FOR THE MOLDING OF PLASTIC MATERIALS.
US7160100B2 (en) 2004-01-06 2007-01-09 Mold-Masters Limited Injection molding apparatus having an elongated nozzle incorporating multiple nozzle bodies in tandem
CA2482254A1 (en) 2004-04-07 2005-10-07 Mold-Masters Limited Modular injection nozzle having a thermal barrier
US7513772B2 (en) 2007-05-09 2009-04-07 Mold-Masters (2007) Limited Injection molding nozzle with valve pin alignment
FR2942514A1 (en) * 2009-02-25 2010-08-27 Louis Ramond Double effect pneumatic actuated cylinder for use in plastic material injecting device, has piston and body made of stabilized steel, nitrated steel or oxidized steel to assure sealing between wall of piston and wall of cavity of body
US8047836B2 (en) * 2010-04-06 2011-11-01 Mold Hotrunner Solutions Inc. Nozzle valve gate apparatus with wiper seal
US7997895B1 (en) * 2010-04-06 2011-08-16 Mold Hotrunner Solutions Inc. Injection apparatus for injection molding of thermoplastic parts

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3037245A (en) * 1958-12-08 1962-06-05 Darnell George Molding apparatus
US4173448A (en) * 1978-01-06 1979-11-06 Husky Injection Molding Systems Actuating mechanism for gate valve of injection nozzle
CA1174820A (en) * 1982-02-24 1984-09-25 William J. Wiles Injection molding valve pin direct pneumatic actuator
CA1252972A (en) * 1986-10-30 1989-04-25 Harald H. Schmidt Dual feed single cavity injection molding system
CA1259156A (en) * 1986-10-31 1989-09-12 Harald H. Schmidt Fluid cooled hydraulic actuating mechanism for single cavity injection molding

Also Published As

Publication number Publication date
FR2641227A1 (en) 1990-07-06

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Legal Events

Date Code Title Description
TP Transmission of property
TP Transmission of property
TP Transmission of property
GC Lien (pledge) constituted
CD Change of name or company name
TP Transmission of property
TP Transmission of property
ST Notification of lapse