IT8224747A0 - Procedimento e gruppo-stampo per materiale plastico atto a realizzare in una cavita'accessibile da una sola estremita'almeno una superficie parzialmente sporgente a spigolo vivo. - Google Patents

Procedimento e gruppo-stampo per materiale plastico atto a realizzare in una cavita'accessibile da una sola estremita'almeno una superficie parzialmente sporgente a spigolo vivo.

Info

Publication number
IT8224747A0
IT8224747A0 IT8224747A IT2474782A IT8224747A0 IT 8224747 A0 IT8224747 A0 IT 8224747A0 IT 8224747 A IT8224747 A IT 8224747A IT 2474782 A IT2474782 A IT 2474782A IT 8224747 A0 IT8224747 A0 IT 8224747A0
Authority
IT
Italy
Prior art keywords
procedure
producing
plastic material
edge surface
material suitable
Prior art date
Application number
IT8224747A
Other languages
English (en)
Other versions
IT1155377B (it
IT8224747A1 (it
Inventor
Bernardino Parise
Original Assignee
Spray Plast S R L
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Spray Plast S R L filed Critical Spray Plast S R L
Priority to IT24747/82A priority Critical patent/IT1155377B/it
Publication of IT8224747A0 publication Critical patent/IT8224747A0/it
Priority to EP83112528A priority patent/EP0117917A3/en
Priority to JP58235984A priority patent/JPS59165617A/ja
Publication of IT8224747A1 publication Critical patent/IT8224747A1/it
Application granted granted Critical
Publication of IT1155377B publication Critical patent/IT1155377B/it

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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/0033—Moulds or cores; Details thereof or accessories therefor constructed for making articles provided with holes
    • 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
    • B29C45/40—Removing or ejecting moulded articles
    • B29C45/44—Removing or ejecting moulded articles for undercut articles

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)
IT24747/82A 1982-12-14 1982-12-14 Procedimento e gruppo-stampo per materiale plastico atto a realizzare in una cavita' accessibile da una sola estremita' almeno una superficie parzialmente sporgente a spigolo vivo IT1155377B (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT24747/82A IT1155377B (it) 1982-12-14 1982-12-14 Procedimento e gruppo-stampo per materiale plastico atto a realizzare in una cavita' accessibile da una sola estremita' almeno una superficie parzialmente sporgente a spigolo vivo
EP83112528A EP0117917A3 (en) 1982-12-14 1983-12-13 Process and mould for producing plastics articles provided with at least one sharp-edged surface partly projecting into a cavity
JP58235984A JPS59165617A (ja) 1982-12-14 1983-12-14 成形方法及びそれに使用する成形部材

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT24747/82A IT1155377B (it) 1982-12-14 1982-12-14 Procedimento e gruppo-stampo per materiale plastico atto a realizzare in una cavita' accessibile da una sola estremita' almeno una superficie parzialmente sporgente a spigolo vivo

Publications (3)

Publication Number Publication Date
IT8224747A0 true IT8224747A0 (it) 1982-12-14
IT8224747A1 IT8224747A1 (it) 1984-06-14
IT1155377B IT1155377B (it) 1987-01-28

Family

ID=11214617

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24747/82A IT1155377B (it) 1982-12-14 1982-12-14 Procedimento e gruppo-stampo per materiale plastico atto a realizzare in una cavita' accessibile da una sola estremita' almeno una superficie parzialmente sporgente a spigolo vivo

Country Status (3)

Country Link
EP (1) EP0117917A3 (it)
JP (1) JPS59165617A (it)
IT (1) IT1155377B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6386849B1 (en) 1999-12-06 2002-05-14 Caco Pacific Corporation Multi-component mold
US6821100B2 (en) 2002-09-06 2004-11-23 Caco Pacific Corporation Multi-component mold with rotatable mandrels

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1692340A (en) * 1927-01-27 1928-11-20 Colt S Mfg Co Mold for musical-instrument bodies or similar articles
US2683899A (en) * 1951-03-15 1954-07-20 Cresale Inc Mold for tubular plastic parts
US2973907A (en) * 1955-12-30 1961-03-07 Gen Motors Corp Spray device
FR1178357A (fr) * 1957-07-10 1959-05-06 Tunnel rapporté pour la fixation des boutons et moule de fabrication de ces tunnels
US3622117A (en) * 1969-04-01 1971-11-23 Florence Art Co Inc Means for manufacturing plastic castings with windows or openings formed during the casting process
GB1446505A (en) * 1974-03-27 1976-08-18 Montgomery Son Ltd Daniel Moulding apparatus

Also Published As

Publication number Publication date
IT1155377B (it) 1987-01-28
IT8224747A1 (it) 1984-06-14
EP0117917A3 (en) 1986-01-29
JPS59165617A (ja) 1984-09-18
EP0117917A2 (en) 1984-09-12

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