ES511378A0 - "perfeccionamientos en prensas hidraulicas para moldeo de piezas plasticas". - Google Patents

"perfeccionamientos en prensas hidraulicas para moldeo de piezas plasticas".

Info

Publication number
ES511378A0
ES511378A0 ES511378A ES511378A ES511378A0 ES 511378 A0 ES511378 A0 ES 511378A0 ES 511378 A ES511378 A ES 511378A ES 511378 A ES511378 A ES 511378A ES 511378 A0 ES511378 A0 ES 511378A0
Authority
ES
Spain
Prior art keywords
molding plastic
plastic pieces
hydraulic presses
presses
hydraulic
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.)
Granted
Application number
ES511378A
Other languages
English (en)
Other versions
ES8303976A1 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of ES8303976A1 publication Critical patent/ES8303976A1/es
Publication of ES511378A0 publication Critical patent/ES511378A0/es
Granted legal-status Critical Current

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)
ES511378A 1981-05-12 1982-04-13 "perfeccionamientos en prensas hidraulicas para moldeo de piezas plasticas". Granted ES511378A0 (es)

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
ES8303976A1 ES8303976A1 (es) 1983-03-01
ES511378A0 true ES511378A0 (es) 1983-03-01

Family

ID=11184791

Family Applications (1)

Application Number Title Priority Date Filing Date
ES511378A Granted ES511378A0 (es) 1981-05-12 1982-04-13 "perfeccionamientos en prensas hidraulicas para moldeo de piezas plasticas".

Country Status (4)

Country Link
EP (1) EP0064586A1 (es)
JP (1) JPS57193318A (es)
ES (1) ES511378A0 (es)
IT (1) IT1137391B (es)

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
ES8303976A1 (es) 1983-03-01
IT1137391B (it) 1986-09-10
IT8121646A0 (it) 1981-05-12
JPS57193318A (en) 1982-11-27
EP0064586A1 (en) 1982-11-17

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