IT8312591A0 - Procedimento di sformatura di articoli tubolari in materiale plastico dotati di sporgenze anulari - Google Patents

Procedimento di sformatura di articoli tubolari in materiale plastico dotati di sporgenze anulari

Info

Publication number
IT8312591A0
IT8312591A0 IT8312591A IT1259183A IT8312591A0 IT 8312591 A0 IT8312591 A0 IT 8312591A0 IT 8312591 A IT8312591 A IT 8312591A IT 1259183 A IT1259183 A IT 1259183A IT 8312591 A0 IT8312591 A0 IT 8312591A0
Authority
IT
Italy
Prior art keywords
demoulding
procedure
plastic material
annular projections
items made
Prior art date
Application number
IT8312591A
Other languages
English (en)
Other versions
IT1171214B (it
IT8312591A1 (it
Inventor
Giancarlo Bonissone
Piero Mulas
Original Assignee
Fip Formatura Inienzione Poli
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 Fip Formatura Inienzione Poli filed Critical Fip Formatura Inienzione Poli
Priority to IT12591/83A priority Critical patent/IT1171214B/it
Publication of IT8312591A0 publication Critical patent/IT8312591A0/it
Priority to GB08418288A priority patent/GB2145364B/en
Publication of IT8312591A1 publication Critical patent/IT8312591A1/it
Application granted granted Critical
Publication of IT1171214B publication Critical patent/IT1171214B/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
    • B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
    • B29C37/0003—Discharging moulded articles from the mould
    • B29C37/0014—Discharging moulded articles from the mould by flexibly or permanently deforming undercut portions of the 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
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/261—Moulds having tubular mould cavities
    • B29C45/2612—Moulds having tubular mould cavities for manufacturing tubular articles with an annular groove
    • 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
    • B29C45/4407—Removing or ejecting moulded articles for undercut articles by flexible movement of undercut portions of the articles
    • 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
    • B29L2031/24—Pipe joints or couplings

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
IT12591/83A 1983-07-26 1983-07-26 Procedimento di sformatura di articoli tubolari in materiale plastico dotati di sporgenze anulari IT1171214B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT12591/83A IT1171214B (it) 1983-07-26 1983-07-26 Procedimento di sformatura di articoli tubolari in materiale plastico dotati di sporgenze anulari
GB08418288A GB2145364B (en) 1983-07-26 1984-07-18 Releasing tubular article from mould

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT12591/83A IT1171214B (it) 1983-07-26 1983-07-26 Procedimento di sformatura di articoli tubolari in materiale plastico dotati di sporgenze anulari

Publications (3)

Publication Number Publication Date
IT8312591A0 true IT8312591A0 (it) 1983-07-26
IT8312591A1 IT8312591A1 (it) 1985-01-26
IT1171214B IT1171214B (it) 1987-06-10

Family

ID=11141959

Family Applications (1)

Application Number Title Priority Date Filing Date
IT12591/83A IT1171214B (it) 1983-07-26 1983-07-26 Procedimento di sformatura di articoli tubolari in materiale plastico dotati di sporgenze anulari

Country Status (2)

Country Link
GB (1) GB2145364B (it)
IT (1) IT1171214B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4737334A (en) * 1987-03-06 1988-04-12 Hewlett-Packard Company Plastic molding of an improved Luer nut
US5340304A (en) * 1991-04-26 1994-08-23 Nissei Asb Machine Co., Ltd. Mold for injection molding preform with undercut lip
GB9112617D0 (en) * 1991-06-12 1991-07-31 Guest John D Improvements in or relating to tube coupling bodies
NL9301415A (nl) * 1993-08-16 1995-03-16 Wisa Bv Werkwijze voor het vervaardigen van een koppelstuk en een koppelstuk.
JP3005296U (ja) * 1994-02-16 1994-12-13 住友ベークライト株式会社 インサート成形金型
EP1074372A1 (de) 1999-07-06 2001-02-07 IFW MANFRED OTTE GESELLSCHAFT m.b.H. & Co. KG Spritzgiessform
ITBO20130506A1 (it) * 2013-09-18 2015-03-19 Ipm S R L Apparato e metodo per realizzare un giunto a bicchiere

Also Published As

Publication number Publication date
GB2145364A (en) 1985-03-27
IT1171214B (it) 1987-06-10
IT8312591A1 (it) 1985-01-26
GB8418288D0 (en) 1984-08-22
GB2145364B (en) 1986-07-02

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