DE3161276D1 - A pointed heat-generating device for molds of injection molding machines - Google Patents

A pointed heat-generating device for molds of injection molding machines

Info

Publication number
DE3161276D1
DE3161276D1 DE8181302849T DE3161276T DE3161276D1 DE 3161276 D1 DE3161276 D1 DE 3161276D1 DE 8181302849 T DE8181302849 T DE 8181302849T DE 3161276 T DE3161276 T DE 3161276T DE 3161276 D1 DE3161276 D1 DE 3161276D1
Authority
DE
Germany
Prior art keywords
molds
injection molding
generating device
molding machines
pointed heat
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
Application number
DE8181302849T
Other languages
English (en)
Inventor
Yoshiichi Yoshida
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.)
Seiki Engineering and Research Co Ltd
Original Assignee
Seiki Engineering and Research Co Ltd
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 Seiki Engineering and Research Co Ltd filed Critical Seiki Engineering and Research Co Ltd
Application granted granted Critical
Publication of DE3161276D1 publication Critical patent/DE3161276D1/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
    • 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
    • B29C45/30—Flow control means disposed within the sprue channel, e.g. "torpedo" construction

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
DE8181302849T 1980-06-25 1981-06-24 A pointed heat-generating device for molds of injection molding machines Expired DE3161276D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1980088001U JPS6112089Y2 (de) 1980-06-25 1980-06-25

Publications (1)

Publication Number Publication Date
DE3161276D1 true DE3161276D1 (en) 1983-12-01

Family

ID=13930537

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181302849T Expired DE3161276D1 (en) 1980-06-25 1981-06-24 A pointed heat-generating device for molds of injection molding machines

Country Status (6)

Country Link
US (2) US4516927A (de)
EP (1) EP0043234B1 (de)
JP (1) JPS6112089Y2 (de)
AU (1) AU547191B2 (de)
CA (1) CA1164615A (de)
DE (1) DE3161276D1 (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6112089Y2 (de) * 1980-06-25 1986-04-16
DE3324901C2 (de) * 1983-07-09 1986-02-20 Hotset Heizpatronen und Zubehör GmbH, 5880 Lüdenscheid Vorrichtung zur elektrischen Beheizung und zur Kühlung eines zentralen kunststofführenden Kanals einer Spritzgießmaschine
DE3335940A1 (de) * 1983-10-04 1985-04-18 EWIKON Entwicklung und Konstruktion GmbH & Co KG, 4900 Herford Duese fuer eine kunststoffspritzgiessmaschine oder kunststoffspritzgiessform mit beheizbarer angussduese
CA1230457A (en) * 1984-05-25 1987-12-22 Gellert, Jobst Ulrich Injection molding nozzle probe and stack molding apparatus
DE3568525D1 (en) * 1984-05-31 1989-04-06 Toyota Motor Co Ltd Device for tightening a coil on a cylindrical body
JPS6158711A (ja) * 1984-08-31 1986-03-26 Shigeru Tsutsumi 尖鋭発熱体
DE3545017C1 (de) * 1985-07-19 1987-10-01 Knauer Joachim Friedrich Zwischen einer einen Formhohlraum begrenzenden Formplatte und einer Gegenplatte einer Kunststoff-Spritzgiessmaschine angeordnete Duesenpatrone
US4648833A (en) * 1985-10-17 1987-03-10 Fujio Yamada Hot nozzle for runnerless mold
US4755126A (en) * 1986-01-08 1988-07-05 Fast Heat Element Manufacturing Co., Inc. Plastic injection molding system with multiple tip torpedo heater
US4902219A (en) * 1986-01-08 1990-02-20 Fast Heat Element Manufacturing Company, Inc. Plastic injection molding system with multiple tip torpedo heater
US4913912A (en) * 1986-09-29 1990-04-03 Fast Heat Element Manufacturing Co., Inc. Plastic injection mold apparatus with multiple tip torpedo heater
US4717521A (en) * 1986-03-21 1988-01-05 Intelitec Corporation Thermal gate for plastic molding apparatus and method of using it
JPS63218185A (ja) * 1986-09-26 1988-09-12 三理株式会社 高感度尖鋭発熱体
CA1267514A (en) * 1987-07-15 1990-04-10 Jobst Ulrich Gellert Coated injection molding nozzle and method
CA1261573A (en) * 1987-10-16 1989-09-26 Harald H. Schmidt Injection molding nozzle having grounded heating element brazed into pointed tip
CA1263222A (en) * 1987-10-16 1989-11-28 Jobst Ulrich Gellert Method of manufacture of injection molding nozzle having grounded heating element brazed into pointed tip
CA1265909A (en) * 1988-02-16 1990-02-20 Jobst Ulrich Gellert Injection molding heated gate insert and method
CA1261576A (en) * 1988-04-13 1989-09-26 Jobst U. Gellert Injection molding nozzle having multiple thickness heating element and method of manufacture
CA1261575A (en) * 1988-04-13 1989-09-26 Jobst U. Gellert Injection molding valve gating one of two nozzles in tandem
US4931009A (en) * 1989-06-12 1990-06-05 Gellert Jobst U Injection molding system having a thermal locating flange
JP2612795B2 (ja) * 1992-06-15 1997-05-21 世紀株式会社 ランナーレス射出成形装置
JP2534609B2 (ja) * 1993-02-16 1996-09-18 世紀株式会社 射出成形金型用プロ―ブおよびランナ―レス射出成形装置
US5527177A (en) * 1994-06-07 1996-06-18 Potter; Edward J. Tip heater for a runnerless injection molding probe
DE19606045C2 (de) * 1996-02-19 1997-11-27 Krupp Ag Hoesch Krupp Verfahren zum Spritzgießen von dreischichtigen Spritzlingen und Vorrichtung für die Durchführung des Verfahrens
US6394784B1 (en) * 2000-03-08 2002-05-28 Mold-Masters Limited Compact cartridge hot runner nozzle
US20050181090A1 (en) * 2002-12-06 2005-08-18 Mold-Masters Limited Injection molding nozzle with embedded and removable heaters
US8899961B2 (en) 2010-07-29 2014-12-02 Husky Injection Molding Systems Ltd. Mold-tool assembly including a heater having a resistive element encased in aluminum nitride

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5227181B1 (de) * 1971-02-17 1977-07-19
US3911251A (en) * 1973-11-05 1975-10-07 Charles L Day Heating device for molding
US3952927A (en) * 1974-04-26 1976-04-27 Standard Oil Company Injection nozzle having guides for nozzle rod
JPS5932033B2 (ja) * 1978-06-16 1984-08-06 株式会社東芝 工業用テレビカメラ
FR2459720A1 (fr) * 1979-06-26 1981-01-16 Solyvent Ventec Ste Lyon Venti Ensemble de moule perfectionne pour le moulage des elastomeres
US4318686A (en) * 1980-01-03 1982-03-09 International Tools (1973) Limited Injection molding apparatus for molding parts of thermosetting plastic material
JPS6112089Y2 (de) * 1980-06-25 1986-04-16
CA1163073A (en) * 1981-05-08 1984-03-06 Jobst U. Gellert Injection molding heated probe
US4373132A (en) * 1981-08-05 1983-02-08 Haig Vartanian External/internal heater for molding of plastics

Also Published As

Publication number Publication date
US4516927A (en) 1985-05-14
JPS5711017U (de) 1982-01-20
EP0043234B1 (de) 1983-10-26
US4643664A (en) 1987-02-17
AU547191B2 (en) 1985-10-10
AU7203881A (en) 1982-01-07
CA1164615A (en) 1984-04-03
JPS6112089Y2 (de) 1986-04-16
EP0043234A1 (de) 1982-01-06

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee