JPH0218213B2 - - Google Patents

Info

Publication number
JPH0218213B2
JPH0218213B2 JP59158359A JP15835984A JPH0218213B2 JP H0218213 B2 JPH0218213 B2 JP H0218213B2 JP 59158359 A JP59158359 A JP 59158359A JP 15835984 A JP15835984 A JP 15835984A JP H0218213 B2 JPH0218213 B2 JP H0218213B2
Authority
JP
Japan
Prior art keywords
lens
cavity
molding
gate
mold
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
JP59158359A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6135221A (ja
Inventor
Shizuka Oogoshi
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 JP15835984A priority Critical patent/JPS6135221A/ja
Publication of JPS6135221A publication Critical patent/JPS6135221A/ja
Publication of JPH0218213B2 publication Critical patent/JPH0218213B2/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
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C45/2701—Details not specific to hot or cold runner channels
    • B29C45/2708—Gates

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
JP15835984A 1984-07-26 1984-07-26 プラスチツクレンズ成形用金型 Granted JPS6135221A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15835984A JPS6135221A (ja) 1984-07-26 1984-07-26 プラスチツクレンズ成形用金型

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15835984A JPS6135221A (ja) 1984-07-26 1984-07-26 プラスチツクレンズ成形用金型

Publications (2)

Publication Number Publication Date
JPS6135221A JPS6135221A (ja) 1986-02-19
JPH0218213B2 true JPH0218213B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-04-24

Family

ID=15669944

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15835984A Granted JPS6135221A (ja) 1984-07-26 1984-07-26 プラスチツクレンズ成形用金型

Country Status (1)

Country Link
JP (1) JPS6135221A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0345694A (ja) * 1989-07-14 1991-02-27 Chuko Kasei Kogyo Kk 摺動材
US5540410A (en) * 1994-06-10 1996-07-30 Johnson & Johnson Vision Prod Mold halves and molding assembly for making contact lenses
US5545366A (en) * 1994-06-10 1996-08-13 Lust; Victor Molding arrangement to achieve short mold cycle time and method of molding
JP2016147502A (ja) * 2016-05-16 2016-08-18 日本ゼオン株式会社 光学レンズ成形用金型及び光学レンズの製造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5613139A (en) * 1979-07-12 1981-02-09 Wakayoshi Kogaku Kogyo Kk Manufacture of plastic polarizing lens
US4448410A (en) * 1981-08-10 1984-05-15 Harold Kosoff Electrically-powered baby swing

Also Published As

Publication number Publication date
JPS6135221A (ja) 1986-02-19

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