JPS63139718A - 樹脂成形品およびその成形方法 - Google Patents

樹脂成形品およびその成形方法

Info

Publication number
JPS63139718A
JPS63139718A JP28624386A JP28624386A JPS63139718A JP S63139718 A JPS63139718 A JP S63139718A JP 28624386 A JP28624386 A JP 28624386A JP 28624386 A JP28624386 A JP 28624386A JP S63139718 A JPS63139718 A JP S63139718A
Authority
JP
Japan
Prior art keywords
movable pin
cavity
molding
core
sandwich
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
JP28624386A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0366136B2 (enrdf_load_html_response
Inventor
Takashi Arai
隆 新井
Katsuo Kawano
川野　勝男
Hidekazu Okajima
岡島　秀和
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP28624386A priority Critical patent/JPS63139718A/ja
Priority to US07/022,210 priority patent/US4805991A/en
Publication of JPS63139718A publication Critical patent/JPS63139718A/ja
Publication of JPH0366136B2 publication Critical patent/JPH0366136B2/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
    • B29C45/1642—Making multilayered or multicoloured articles having a "sandwich" structure
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
JP28624386A 1986-03-13 1986-12-01 樹脂成形品およびその成形方法 Granted JPS63139718A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP28624386A JPS63139718A (ja) 1986-12-01 1986-12-01 樹脂成形品およびその成形方法
US07/022,210 US4805991A (en) 1986-03-13 1987-03-05 Multi-layer resin molded article and method of making the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP28624386A JPS63139718A (ja) 1986-12-01 1986-12-01 樹脂成形品およびその成形方法

Publications (2)

Publication Number Publication Date
JPS63139718A true JPS63139718A (ja) 1988-06-11
JPH0366136B2 JPH0366136B2 (enrdf_load_html_response) 1991-10-16

Family

ID=17701836

Family Applications (1)

Application Number Title Priority Date Filing Date
JP28624386A Granted JPS63139718A (ja) 1986-03-13 1986-12-01 樹脂成形品およびその成形方法

Country Status (1)

Country Link
JP (1) JPS63139718A (enrdf_load_html_response)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001058369A (ja) * 1999-07-14 2001-03-06 Ticona Gmbh 導電性プラスチック成形体
US6555041B1 (en) 1996-10-29 2003-04-29 Kabushiki Kaisha Kobe Seiko Sho Method of injection molding a skin layer around a core resin
JP2010076244A (ja) * 2008-09-25 2010-04-08 Panasonic Electric Works Co Ltd サンドイッチ成形品及びその製造方法
KR20220029255A (ko) * 2020-09-01 2022-03-08 엘지전자 주식회사 이중사출 성형 장치, 그의 제어방법 및 이중사출 성형에 의한 사출물

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7692263B2 (en) 2006-11-21 2010-04-06 Cree, Inc. High voltage GaN transistors

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6555041B1 (en) 1996-10-29 2003-04-29 Kabushiki Kaisha Kobe Seiko Sho Method of injection molding a skin layer around a core resin
JP2001058369A (ja) * 1999-07-14 2001-03-06 Ticona Gmbh 導電性プラスチック成形体
JP2010076244A (ja) * 2008-09-25 2010-04-08 Panasonic Electric Works Co Ltd サンドイッチ成形品及びその製造方法
KR20220029255A (ko) * 2020-09-01 2022-03-08 엘지전자 주식회사 이중사출 성형 장치, 그의 제어방법 및 이중사출 성형에 의한 사출물
US12090693B2 (en) 2020-09-01 2024-09-17 Lg Electronics Inc. Co-injection molding apparatus, method for controlling same, and injection product by co-injection molding

Also Published As

Publication number Publication date
JPH0366136B2 (enrdf_load_html_response) 1991-10-16

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Legal Events

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