JPH057864B2 - - Google Patents
Info
- Publication number
- JPH057864B2 JPH057864B2 JP58219471A JP21947183A JPH057864B2 JP H057864 B2 JPH057864 B2 JP H057864B2 JP 58219471 A JP58219471 A JP 58219471A JP 21947183 A JP21947183 A JP 21947183A JP H057864 B2 JPH057864 B2 JP H057864B2
- Authority
- JP
- Japan
- Prior art keywords
- gate
- resin
- cavity
- mold
- runner
- 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
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
- B29C45/2703—Means for controlling the runner flow, e.g. runner switches, adjustable runners or gates
- B29C45/2704—Controlling the filling rates or the filling times of two or more mould cavities by controlling the cross section or the length of the runners or the gates
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- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/0061—Moulds or cores; Details thereof or accessories therefor characterised by the configuration of the material feeding channel
- B29C33/0066—Moulds or cores; Details thereof or accessories therefor characterised by the configuration of the material feeding channel with a subdivided channel for feeding the material to a plurality of locations
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP21947183A JPS60113437A (ja) | 1983-11-24 | 1983-11-24 | 樹脂封止用金型 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP21947183A JPS60113437A (ja) | 1983-11-24 | 1983-11-24 | 樹脂封止用金型 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS60113437A JPS60113437A (ja) | 1985-06-19 |
JPH057864B2 true JPH057864B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-01-29 |
Family
ID=16735947
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP21947183A Granted JPS60113437A (ja) | 1983-11-24 | 1983-11-24 | 樹脂封止用金型 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60113437A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2560443Y2 (ja) * | 1991-04-26 | 1998-01-21 | 株式会社東海理化電機製作所 | 部品の取付装置 |
JP5331675B2 (ja) * | 2009-12-28 | 2013-10-30 | 株式会社日立製作所 | 多孔質体の流動抵抗値算出方法及びその装置 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5747028U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1980-08-29 | 1982-03-16 |
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1983
- 1983-11-24 JP JP21947183A patent/JPS60113437A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS60113437A (ja) | 1985-06-19 |