JPH059257B2 - - Google Patents
Info
- Publication number
- JPH059257B2 JPH059257B2 JP1174379A JP17437989A JPH059257B2 JP H059257 B2 JPH059257 B2 JP H059257B2 JP 1174379 A JP1174379 A JP 1174379A JP 17437989 A JP17437989 A JP 17437989A JP H059257 B2 JPH059257 B2 JP H059257B2
- Authority
- JP
- Japan
- Prior art keywords
- vent
- vent hole
- molding machine
- heating cylinder
- type molding
- 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
- 239000011347 resin Substances 0.000 claims description 50
- 229920005989 resin Polymers 0.000 claims description 50
- 238000010438 heat treatment Methods 0.000 claims description 37
- 238000002347 injection Methods 0.000 claims description 21
- 239000007924 injection Substances 0.000 claims description 21
- 238000000465 moulding Methods 0.000 claims description 13
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 238000013022 venting Methods 0.000 claims 1
- 239000000463 material Substances 0.000 description 27
- 230000000694 effects Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 2
- 239000011295 pitch Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/58—Details
- B29C45/63—Venting or degassing means
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1174379A JPH0338317A (ja) | 1989-07-05 | 1989-07-05 | ベント式成形機のベント装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1174379A JPH0338317A (ja) | 1989-07-05 | 1989-07-05 | ベント式成形機のベント装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0338317A JPH0338317A (ja) | 1991-02-19 |
| JPH059257B2 true JPH059257B2 (enExample) | 1993-02-04 |
Family
ID=15977587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1174379A Granted JPH0338317A (ja) | 1989-07-05 | 1989-07-05 | ベント式成形機のベント装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0338317A (enExample) |
-
1989
- 1989-07-05 JP JP1174379A patent/JPH0338317A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0338317A (ja) | 1991-02-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB2058268A (en) | Wall anchor | |
| US6142719A (en) | Self-drilling screw | |
| US3516323A (en) | Fastener and guiding attachment therefor | |
| JPH07237020A (ja) | ガンドリル | |
| US5318393A (en) | Tap | |
| JPH059257B2 (enExample) | ||
| CA2256654A1 (en) | One-step flashing bevel process | |
| US5137076A (en) | Stepped core pin for a casting mold | |
| JP3200260B2 (ja) | 台形ねじの螺合構造 | |
| JPS6243773Y2 (enExample) | ||
| JPS6027613Y2 (ja) | ベント装置 | |
| JPH0426167Y2 (enExample) | ||
| JP2534368Y2 (ja) | エンジンの燃料タンク | |
| JPS6030035Y2 (ja) | 射出成形機 | |
| JPS5914557Y2 (ja) | 掘削用ビツト | |
| JPS5645208A (en) | Drawing method for internally rifled pipe and plug for use of present method | |
| JPS5945491B2 (ja) | パッキング等を装着するための凹溝をもつ受口付熱可塑性樹脂管の製造方法 | |
| JPS6125936Y2 (enExample) | ||
| JPH0411607U (enExample) | ||
| KR930021351A (ko) | 완전배출구가 설치된 폴리에틸렌 탱크 및 그 제조방법 | |
| JPS584370A (ja) | ベントホ−ル取出工具 | |
| JPS61207612A (ja) | Ｆｒｐ製ヘルメツトの製造方法 | |
| JPH0750575Y2 (ja) | 切溝を有するネジ釘 | |
| JPS5810010Y2 (ja) | 先端内部に空洞を設けたボルト | |
| JP2001214535A (ja) | インサート器具 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20100204 Year of fee payment: 17 |
|
| EXPY | Cancellation because of completion of term | ||
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20100204 Year of fee payment: 17 |