JPS4871459A - - Google Patents
Info
- Publication number
- JPS4871459A JPS4871459A JP47001007A JP100772A JPS4871459A JP S4871459 A JPS4871459 A JP S4871459A JP 47001007 A JP47001007 A JP 47001007A JP 100772 A JP100772 A JP 100772A JP S4871459 A JPS4871459 A JP S4871459A
- Authority
- JP
- Japan
- 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.)
- Pending
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
- B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Molding Of Porous Articles (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP47001007A JPS4871459A (ko) | 1971-12-28 | 1971-12-28 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP47001007A JPS4871459A (ko) | 1971-12-28 | 1971-12-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS4871459A true JPS4871459A (ko) | 1973-09-27 |
Family
ID=11489509
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP47001007A Pending JPS4871459A (ko) | 1971-12-28 | 1971-12-28 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS4871459A (ko) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0573232A1 (en) * | 1992-06-05 | 1993-12-08 | Polyplastics Co. Ltd. | Injection molding process, mold for injection molding, and injection-molded article |
US5314326A (en) * | 1991-04-09 | 1994-05-24 | Polyplastics Co. Ltd. | Mold having a resin well forming a weld at the union of two separate resin streams |
JP2012179744A (ja) * | 2011-02-28 | 2012-09-20 | Nsk Ltd | 転がり軸受用保持器及びその製造方法、並びに転がり軸受 |
JP2015163478A (ja) * | 2015-04-17 | 2015-09-10 | 日本精工株式会社 | 転がり軸受用保持器の製造方法 |
WO2021177058A1 (ja) * | 2020-03-03 | 2021-09-10 | 株式会社デンソー | アクチュエータ |
-
1971
- 1971-12-28 JP JP47001007A patent/JPS4871459A/ja active Pending
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5314326A (en) * | 1991-04-09 | 1994-05-24 | Polyplastics Co. Ltd. | Mold having a resin well forming a weld at the union of two separate resin streams |
EP0573232A1 (en) * | 1992-06-05 | 1993-12-08 | Polyplastics Co. Ltd. | Injection molding process, mold for injection molding, and injection-molded article |
US5484563A (en) * | 1992-06-05 | 1996-01-16 | Polyplastics Co., Ltd. | Injection molding process using a resin reservoir containing a retractable piston |
JP2012179744A (ja) * | 2011-02-28 | 2012-09-20 | Nsk Ltd | 転がり軸受用保持器及びその製造方法、並びに転がり軸受 |
JP2015163478A (ja) * | 2015-04-17 | 2015-09-10 | 日本精工株式会社 | 転がり軸受用保持器の製造方法 |
WO2021177058A1 (ja) * | 2020-03-03 | 2021-09-10 | 株式会社デンソー | アクチュエータ |