JPH0375114A - サンドウイッチ成形用射出ヘッドのシャットオフ装置 - Google Patents

サンドウイッチ成形用射出ヘッドのシャットオフ装置

Info

Publication number
JPH0375114A
JPH0375114A JP21070989A JP21070989A JPH0375114A JP H0375114 A JPH0375114 A JP H0375114A JP 21070989 A JP21070989 A JP 21070989A JP 21070989 A JP21070989 A JP 21070989A JP H0375114 A JPH0375114 A JP H0375114A
Authority
JP
Japan
Prior art keywords
torpedo
tip
hole
large diameter
passage
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
Application number
JP21070989A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0544891B2 (enEXAMPLES
Inventor
Mitsuaki Yamachika
光昭 山近
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.)
Japan Steel Works Ltd
Original Assignee
Japan Steel Works 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 Japan Steel Works Ltd filed Critical Japan Steel Works Ltd
Priority to JP21070989A priority Critical patent/JPH0375114A/ja
Publication of JPH0375114A publication Critical patent/JPH0375114A/ja
Publication of JPH0544891B2 publication Critical patent/JPH0544891B2/ja
Granted 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
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1603—Multi-way nozzles specially adapted therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
JP21070989A 1989-08-17 1989-08-17 サンドウイッチ成形用射出ヘッドのシャットオフ装置 Granted JPH0375114A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP21070989A JPH0375114A (ja) 1989-08-17 1989-08-17 サンドウイッチ成形用射出ヘッドのシャットオフ装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP21070989A JPH0375114A (ja) 1989-08-17 1989-08-17 サンドウイッチ成形用射出ヘッドのシャットオフ装置

Publications (2)

Publication Number Publication Date
JPH0375114A true JPH0375114A (ja) 1991-03-29
JPH0544891B2 JPH0544891B2 (enEXAMPLES) 1993-07-07

Family

ID=16593804

Family Applications (1)

Application Number Title Priority Date Filing Date
JP21070989A Granted JPH0375114A (ja) 1989-08-17 1989-08-17 サンドウイッチ成形用射出ヘッドのシャットオフ装置

Country Status (1)

Country Link
JP (1) JPH0375114A (enEXAMPLES)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5125817A (en) * 1990-02-05 1992-06-30 The Japan Steel Works, Ltd. Injection head

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5125817A (en) * 1990-02-05 1992-06-30 The Japan Steel Works, Ltd. Injection head

Also Published As

Publication number Publication date
JPH0544891B2 (enEXAMPLES) 1993-07-07

Similar Documents

Publication Publication Date Title
US5125817A (en) Injection head
US3972664A (en) Injection molding apparatus for manufacturing layered articles
CA2606358C (en) Coinjection molding apparatus and related hot-runner nozzle
AU724029B2 (en) Fluid assist valve-gate bushing with concentric pin members
JPH06246798A (ja) 成形装置
EP0590021A1 (en) Nozzle for gas assisted injection molding
JP3609038B2 (ja) ３層積層体の成形方法および成形用金型
JPH0375114A (ja) サンドウイッチ成形用射出ヘッドのシャットオフ装置
JPH10166391A (ja) 多層成形体の射出成形機
JPH1018923A (ja) 合成樹脂製インテークマニホールドの構造
JP2794268B2 (ja) 合成樹脂中空体，発泡体等の成形用射出装置
JP3303671B2 (ja) サンドイッチ成形機を用いた射出成形品の成形方法
JP3595384B2 (ja) 射出成形機の二色射出成形用ノズル
JP2858180B2 (ja) 多層成形体の樹脂射出装置
JP3002812B2 (ja) 射出成形機のノズル装置及び射出方法
JPH07223241A (ja) 射出成形機のシャットオフノズル
JPS6227381Y2 (enEXAMPLES)
CN2514999Y (zh) 射出成型机模头新结构
JPH10156883A (ja) サンドイッチ成形品の製造方法およびその金型
JP2515991Y2 (ja) 射出成形機の保圧装置
JPH05269794A (ja) サンドイッチ成形用射出成形機
JP3299851B2 (ja) 射出成形用ノズル
JPH0571373B2 (enEXAMPLES)
JPH0533885B2 (enEXAMPLES)
JPH0655386B2 (ja) ツイン射出成形機による流動射出成形方法

Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees