IT1137391B - Pressa idraulica per stampaggio di materie plastiche - Google Patents

Pressa idraulica per stampaggio di materie plastiche

Info

Publication number
IT1137391B
IT1137391B IT21646/81A IT2164681A IT1137391B IT 1137391 B IT1137391 B IT 1137391B IT 21646/81 A IT21646/81 A IT 21646/81A IT 2164681 A IT2164681 A IT 2164681A IT 1137391 B IT1137391 B IT 1137391B
Authority
IT
Italy
Prior art keywords
molding
plastic materials
hydraulic press
hydraulic
press
Prior art date
Application number
IT21646/81A
Other languages
English (en)
Other versions
IT8121646A0 (it
Inventor
Tarcisio Ghilardi
Original Assignee
Tarcisio Ghilardi
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 Tarcisio Ghilardi filed Critical Tarcisio Ghilardi
Priority to IT21646/81A priority Critical patent/IT1137391B/it
Publication of IT8121646A0 publication Critical patent/IT8121646A0/it
Priority to EP82102304A priority patent/EP0064586A1/en
Priority to ES511378A priority patent/ES8303976A1/es
Priority to JP57077587A priority patent/JPS57193318A/ja
Application granted granted Critical
Publication of IT1137391B publication Critical patent/IT1137391B/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
    • 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
    • B29C45/2618—Moulds having screw-threaded mould walls
    • B29C45/262—Moulds having screw-threaded mould walls provided with unscrewing drive means

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)
IT21646/81A 1981-05-12 1981-05-12 Pressa idraulica per stampaggio di materie plastiche IT1137391B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT21646/81A IT1137391B (it) 1981-05-12 1981-05-12 Pressa idraulica per stampaggio di materie plastiche
EP82102304A EP0064586A1 (en) 1981-05-12 1982-03-20 Hydraulic press for moulding plastics
ES511378A ES8303976A1 (es) 1981-05-12 1982-04-13 "perfeccionamientos en prensas hidraulicas para moldeo de piezas plasticas".
JP57077587A JPS57193318A (en) 1981-05-12 1982-05-11 Hydraulic press for molding plastic

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT21646/81A IT1137391B (it) 1981-05-12 1981-05-12 Pressa idraulica per stampaggio di materie plastiche

Publications (2)

Publication Number Publication Date
IT8121646A0 IT8121646A0 (it) 1981-05-12
IT1137391B true IT1137391B (it) 1986-09-10

Family

ID=11184791

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21646/81A IT1137391B (it) 1981-05-12 1981-05-12 Pressa idraulica per stampaggio di materie plastiche

Country Status (4)

Country Link
EP (1) EP0064586A1 (it)
JP (1) JPS57193318A (it)
ES (1) ES8303976A1 (it)
IT (1) IT1137391B (it)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2363808A (en) * 1940-04-19 1944-11-28 Boonton Molding Company Unscrewing device for the molding of threaded articles
US2514486A (en) * 1945-11-21 1950-07-11 Lee B Green Molding machine
CH512990A (de) * 1969-12-13 1971-09-30 Hehl Karl Zusatzvorrichtung für Spritzgiessmaschinen zum Herausdrehen von Gewindekernen aus Spritzlingen
US3719446A (en) * 1970-12-22 1973-03-06 Wheeling Stamping Co Mold assembly for producing threaded articles with unscrewing means integral with the assembly

Also Published As

Publication number Publication date
JPS57193318A (en) 1982-11-27
ES511378A0 (es) 1983-03-01
ES8303976A1 (es) 1983-03-01
IT8121646A0 (it) 1981-05-12
EP0064586A1 (en) 1982-11-17

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