DE2758396C2 - - Google Patents
Info
- Publication number
- DE2758396C2 DE2758396C2 DE2758396A DE2758396A DE2758396C2 DE 2758396 C2 DE2758396 C2 DE 2758396C2 DE 2758396 A DE2758396 A DE 2758396A DE 2758396 A DE2758396 A DE 2758396A DE 2758396 C2 DE2758396 C2 DE 2758396C2
- Authority
- DE
- Germany
- Prior art keywords
- injection openings
- injection
- equalization
- gradients
- compensation
- 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
Links
- 238000002347 injection Methods 0.000 claims description 53
- 239000007924 injection Substances 0.000 claims description 53
- 238000001746 injection moulding Methods 0.000 claims description 8
- 230000009969 flowable effect Effects 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 description 13
- 239000000203 mixture Substances 0.000 description 6
- 230000003014 reinforcing effect Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- KGRVJHAUYBGFFP-UHFFFAOYSA-N 2,2'-Methylenebis(4-methyl-6-tert-butylphenol) Chemical compound CC(C)(C)C1=CC(C)=CC(CC=2C(=C(C=C(C)C=2)C(C)(C)C)O)=C1O KGRVJHAUYBGFFP-UHFFFAOYSA-N 0.000 description 1
- 235000021355 Stearic acid Nutrition 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- FZWLAAWBMGSTSO-UHFFFAOYSA-N Thiazole Chemical compound C1=CSC=N1 FZWLAAWBMGSTSO-UHFFFAOYSA-N 0.000 description 1
- 239000010692 aromatic oil Substances 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000006233 lamp black Substances 0.000 description 1
- 238000012067 mathematical method Methods 0.000 description 1
- 210000003739 neck Anatomy 0.000 description 1
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 1
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
- 239000011787 zinc oxide Substances 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
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/2701—Details not specific to hot or cold runner channels
-
- 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
- B29C45/2616—Moulds having annular mould cavities
-
- 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
- B29D30/00—Producing pneumatic or solid tyres or parts thereof
- B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
- B29D30/0678—Injection moulding specially adapted for tyres or parts thereof
-
- 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
- B29D30/00—Producing pneumatic or solid tyres or parts thereof
- B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
- B29D30/52—Unvulcanised treads, e.g. on used tyres; Retreading
-
- 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
- B29D30/00—Producing pneumatic or solid tyres or parts thereof
- B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
- B29D30/52—Unvulcanised treads, e.g. on used tyres; Retreading
- B29D30/58—Applying bands of rubber treads, i.e. applying camel backs
- B29D30/62—Applying bands of rubber treads, i.e. applying camel backs by extrusion or injection of the tread on carcass
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Tyre Moulding (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT30985/76A IT1068023B (it) | 1976-12-30 | 1976-12-30 | Procedimento per lo stampaggio a pneumatici per autoveicoli ed apparecchiatura per l'esecuzione del procedimento |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2758396A1 DE2758396A1 (de) | 1978-07-13 |
| DE2758396C2 true DE2758396C2 (US06582424-20030624-M00016.png) | 1987-11-05 |
Family
ID=11232900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19772758396 Granted DE2758396A1 (de) | 1976-12-30 | 1977-12-28 | Verfahren und vorrichtung zum spritzformen von laufflaechenteilen bzw. laufstreifen fuer neue reifen oder runderneuerungsreifen |
Country Status (10)
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2917632A1 (de) * | 1979-05-02 | 1980-11-06 | Desma Werke Gmbh | Verfahren und vorrichtung zur erneuerung bzw. sanierung von teilbereichen von formlingen, insbesondere von fahrzeugreifen |
| US4387071A (en) * | 1981-10-26 | 1983-06-07 | Engineering Products Of America | Non-pneumatic tire and method of making the same |
| US4715577A (en) * | 1985-07-31 | 1987-12-29 | The Goodyear Tire & Rubber Company | Apparatus for injection molding tire treads |
| US4604256A (en) * | 1985-07-31 | 1986-08-05 | The Goodyear Tire & Rubber Company | Process and apparatus for injection molding tire treads |
| US4857122A (en) * | 1987-04-13 | 1989-08-15 | The Goodyear Tire & Rubber Company | Process for injection molding tire treads |
| US4795329A (en) * | 1987-04-13 | 1989-01-03 | The Goodyear Tire & Rubber Company | Apparatus for injection molding tire treads |
| US5062783A (en) * | 1988-06-02 | 1991-11-05 | The Goodyear Tire & Rubber Company | Apparatus for injection molding tire treads |
| US5908523A (en) * | 1996-05-29 | 1999-06-01 | Vfr, Inc. | Method for recapping vehicle tires |
| JP5910662B2 (ja) * | 2014-04-23 | 2016-04-27 | 横浜ゴム株式会社 | 空気入りタイヤの製造方法および製造装置 |
| JP5910718B1 (ja) * | 2014-12-15 | 2016-04-27 | 横浜ゴム株式会社 | 空気入りタイヤの製造方法および製造装置 |
| CN106163783A (zh) * | 2014-04-23 | 2016-11-23 | 横滨橡胶株式会社 | 充气轮胎的制造方法以及制造装置 |
| FR3068914B1 (fr) | 2017-07-11 | 2020-09-04 | Michelin & Cie | Procede de fabrication d'un bandage pneumatique avec une bande de roulement perfectionnee |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2569935A (en) * | 1948-10-14 | 1951-10-02 | Goodrich Co B F | Method and apparatus for making composite tire articles |
| US2744290A (en) * | 1951-04-09 | 1956-05-08 | William G Corson | Apparatus for applying tread rubber to tire carcasses |
| US2873790A (en) * | 1953-04-20 | 1959-02-17 | Us Rubber Co | Method of making pneumatic tires by casting a liquid polyester-diisocyanate composition |
| US2724425A (en) * | 1953-06-30 | 1955-11-22 | Us Rubber Co | Tire building method |
| BE538645A (US06582424-20030624-M00016.png) * | 1954-06-09 | |||
| US2878517A (en) * | 1955-12-14 | 1959-03-24 | Plastene Corp | Mold for annular plastic articles |
| NL6512032A (US06582424-20030624-M00016.png) * | 1965-09-15 | 1967-03-16 | ||
| GB1159676A (en) * | 1965-11-16 | 1969-07-30 | Dunlop Co Ltd | Pneumatic Tyres. |
| FR2078544A5 (en) * | 1970-02-13 | 1971-11-05 | Dayco Corp | Mould for producing power transmission belts |
| GB1503668A (en) * | 1974-05-28 | 1978-03-15 | Dunlop Ltd | Manufacture of pneumatic tyres |
| GB1504439A (en) * | 1974-05-28 | 1978-03-22 | Dunlop Ltd | Tyre manufacture |
| IT1017288B (it) * | 1974-07-19 | 1977-07-20 | Pirelli | Procedimento di stampaggio a inie zione di pneumatico a mescole dif ferenziate |
| DE2514973C3 (de) * | 1975-04-05 | 1978-06-08 | Sopecom S.A., Freiburg (Schweiz) | Spritzgießvorrichtung zum Herstellen von Fahrzeugreifen |
| IT1063361B (it) * | 1976-02-19 | 1985-02-11 | Pirelli | Procedimento e apparecchiatura per lo stampaggio a iniezione di pneumatici specialmente con mescole a base di gomma dotati di elevata simmetria fisica |
| IT1056803B (it) * | 1976-03-02 | 1982-02-20 | Pirelli | Procedimento per la fabbricazione di battistrada di penumatici per autoveicoli |
-
1976
- 1976-12-30 IT IT30985/76A patent/IT1068023B/it active
-
1977
- 1977-12-12 GB GB51562/77A patent/GB1592559A/en not_active Expired
- 1977-12-14 US US05/860,304 patent/US4166832A/en not_active Expired - Lifetime
- 1977-12-21 TR TR20276A patent/TR20276A/xx unknown
- 1977-12-27 AR AR270516A patent/AR218470A1/es active
- 1977-12-28 GR GR55060A patent/GR73052B/el unknown
- 1977-12-28 FR FR7739445A patent/FR2375980A1/fr active Granted
- 1977-12-28 DE DE19772758396 patent/DE2758396A1/de active Granted
- 1977-12-29 BR BR7708726A patent/BR7708726A/pt unknown
- 1977-12-29 JP JP52158688A patent/JPS6031660B2/ja not_active Expired
-
1979
- 1979-04-25 US US06/033,166 patent/US4298321A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB1592559A (en) | 1981-07-08 |
| IT1068023B (it) | 1985-03-21 |
| JPS5388074A (en) | 1978-08-03 |
| FR2375980A1 (fr) | 1978-07-28 |
| DE2758396A1 (de) | 1978-07-13 |
| BR7708726A (pt) | 1978-08-22 |
| FR2375980B1 (US06582424-20030624-M00016.png) | 1981-11-27 |
| AR218470A1 (es) | 1980-06-13 |
| US4166832A (en) | 1979-09-04 |
| US4298321A (en) | 1981-11-03 |
| GR73052B (US06582424-20030624-M00016.png) | 1984-01-26 |
| JPS6031660B2 (ja) | 1985-07-23 |
| TR20276A (tr) | 1980-12-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8127 | New person/name/address of the applicant |
Owner name: SOCIETA PNEUMATICI PIRELLI S.P.A., 20123 MILANO, I |
|
| 8128 | New person/name/address of the agent |
Representative=s name: KOHLER, M., DIPL.-CHEM. DR.RER.NAT. GERNHARDT, C., |
|
| 8128 | New person/name/address of the agent |
Representative=s name: GERNHARDT, C., DIPL.-ING., PAT.-ANW., 8000 MUENCHE |
|
| 8110 | Request for examination paragraph 44 | ||
| 8125 | Change of the main classification |
Ipc: B29H 17/02 |
|
| D2 | Grant after examination | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: PIRELLI COORDINAMENTO PNEUMATICI S.P.A., MAILAND/M |
|
| 8328 | Change in the person/name/address of the agent |
Free format text: JUNG, E., DIPL.-CHEM. DR.PHIL. SCHIRDEWAHN, J., DIPL.-PHYS. DR.RER.NAT. GERNHARDT, C., DIPL.-ING., PAT.-ANW., 8000 MUENCHEN |
|
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |