JPS614341B2 - - Google Patents
Info
- Publication number
- JPS614341B2 JPS614341B2 JP54111520A JP11152079A JPS614341B2 JP S614341 B2 JPS614341 B2 JP S614341B2 JP 54111520 A JP54111520 A JP 54111520A JP 11152079 A JP11152079 A JP 11152079A JP S614341 B2 JPS614341 B2 JP S614341B2
- 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.)
- Expired
Links
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D22/00—Producing hollow articles
- B29D22/04—Spherical articles, e.g. balls
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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
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C37/02—Deburring or deflashing
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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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0053—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor combined with a final operation, e.g. shaping
- B29C45/006—Joining parts moulded in separate cavities
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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
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/70—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by moulding
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
- B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
- B29C66/112—Single lapped joints
- B29C66/1122—Single lap to lap joints, i.e. overlap joints
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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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
- B29C66/54—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles
-
- 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
- B29C45/0053—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor combined with a final operation, e.g. shaping
- B29C45/0055—Shaping
- B29C2045/0058—Shaping removing material
-
- 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
- B29C45/0053—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor combined with a final operation, e.g. shaping
- B29C45/0055—Shaping
-
- 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
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/54—Balls
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11152079A JPS5634438A (en) | 1979-08-31 | 1979-08-31 | Preparation of ping-pong ball |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11152079A JPS5634438A (en) | 1979-08-31 | 1979-08-31 | Preparation of ping-pong ball |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5634438A JPS5634438A (en) | 1981-04-06 |
| JPS614341B2 true JPS614341B2 (en) | 1986-02-08 |
Family
ID=14563401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11152079A Granted JPS5634438A (en) | 1979-08-31 | 1979-08-31 | Preparation of ping-pong ball |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5634438A (en) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60102042U (en) * | 1983-12-17 | 1985-07-11 | 永井 栄吉 | forward rotating ball |
| JPS60232939A (en) * | 1984-05-04 | 1985-11-19 | Oogaki Plast Kogyo Kk | Manufacture of double walled lunch box made of theremoplastic resin |
| JPS6338550U (en) * | 1986-08-28 | 1988-03-12 | ||
| US5150906A (en) * | 1989-03-10 | 1992-09-29 | Lisco, Inc. | Multi-piece golf balls and methods of manufacture |
| JP3664427B2 (en) * | 1998-12-21 | 2005-06-29 | 住友ゴム工業株式会社 | Golf ball injection mold and golf ball manufacturing method |
| JP4257861B2 (en) * | 2005-12-14 | 2009-04-22 | パナソニック株式会社 | Method for manufacturing dome cover, dome cover and dome type camera |
| JP4818752B2 (en) * | 2006-02-24 | 2011-11-16 | テルモ株式会社 | Injection molding die for outer cylinder for syringe, manufacturing method for outer cylinder for syringe, outer cylinder for syringe and prefilled syringe |
| JP5758939B2 (en) * | 2012-03-30 | 2015-08-05 | ナイキ イノヴェイト シーヴィー | Golf ball manufacturing method |
| CN103819845B (en) * | 2014-02-22 | 2016-01-20 | 江南大学 | Environment-friendly thermoplastic PVC table tennis materials and prepare the method for table tennis with it |
| WO2015139712A1 (en) * | 2014-03-21 | 2015-09-24 | Weener Plastik Gmbh | Celluloid-free, substantially spherical hollow body and fabrication thereof |
| FR3039076B1 (en) * | 2015-07-22 | 2017-09-01 | Decathlon Sa | TABLE TENNIS BALL AND METHOD OF MANUFACTURING THE SAME |
| CN105619674B (en) * | 2015-12-30 | 2017-11-10 | 浙江曙光体育用品有限公司 | A kind of bead cutter for table tennis production |
| CN105619673B (en) * | 2015-12-30 | 2017-11-17 | 浙江曙光体育用品有限公司 | A kind of bead cutter |
| CN105619472B (en) * | 2015-12-30 | 2017-08-08 | 浙江曙光体育用品有限公司 | Bead cutter |
| CN106317575A (en) * | 2016-08-30 | 2017-01-11 | 盐城市艾斯特体育器材有限公司 | Polymer composite material for making table tennis balls |
| CN107245216A (en) * | 2017-06-21 | 2017-10-13 | 合肥博创机械制造有限公司 | It is a kind of to be used to manufacture material of table tennis and preparation method thereof |
| IT202100014639A1 (en) * | 2021-06-04 | 2022-12-04 | Sviridi S R L | BIODEGRADABLE BALL FOR TABLE TENNIS |
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1979
- 1979-08-31 JP JP11152079A patent/JPS5634438A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5634438A (en) | 1981-04-06 |