DK342686A - SPRAY UNIT FOR A SPRAY TESTING DEVICE - Google Patents

SPRAY UNIT FOR A SPRAY TESTING DEVICE Download PDF

Info

Publication number
DK342686A
DK342686A DK342686A DK342686A DK342686A DK 342686 A DK342686 A DK 342686A DK 342686 A DK342686 A DK 342686A DK 342686 A DK342686 A DK 342686A DK 342686 A DK342686 A DK 342686A
Authority
DK
Denmark
Prior art keywords
spray
testing device
unit
spray unit
spray testing
Prior art date
Application number
DK342686A
Other languages
Danish (da)
Other versions
DK158777C (en
DK342686D0 (en
DK158777B (en
Inventor
Alfred Woegerer
Original Assignee
Engel Gmbh Maschbau
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 Engel Gmbh Maschbau filed Critical Engel Gmbh Maschbau
Publication of DK342686D0 publication Critical patent/DK342686D0/en
Publication of DK342686A publication Critical patent/DK342686A/en
Publication of DK158777B publication Critical patent/DK158777B/en
Application granted granted Critical
Publication of DK158777C publication Critical patent/DK158777C/en

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
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/47—Means for plasticising or homogenising the moulding material or forcing it into the mould using screws
    • B29C45/50—Axially movable screw
    • B29C45/52—Non-return devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
DK342686A 1985-07-19 1986-07-18 RETURN SAFETY IN A SPRAY CASTING UNIT SPRAY UNIT DK158777C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT214785 1985-07-19
AT214785A AT384577B (en) 1985-07-19 1985-07-19 REVERSE BLOCK FOR THE PLASTICIZING SCREW OF AN INJECTION MOLDING MACHINE

Publications (4)

Publication Number Publication Date
DK342686D0 DK342686D0 (en) 1986-07-18
DK342686A true DK342686A (en) 1987-01-20
DK158777B DK158777B (en) 1990-07-16
DK158777C DK158777C (en) 1990-12-24

Family

ID=3528776

Family Applications (1)

Application Number Title Priority Date Filing Date
DK342686A DK158777C (en) 1985-07-19 1986-07-18 RETURN SAFETY IN A SPRAY CASTING UNIT SPRAY UNIT

Country Status (5)

Country Link
EP (1) EP0212224B1 (en)
AT (1) AT384577B (en)
DE (1) DE3681227D1 (en)
DK (1) DK158777C (en)
FI (1) FI80849C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2718800B1 (en) 1994-04-13 1996-07-12 Alain Georges Rene Viron Self-centering floating pin valve with two support points on flats machined or forged at a given angle.
DE10255951B4 (en) * 2002-11-29 2006-03-30 Battenfeld Gmbh Device for preventing the reflux of plastic melt
AT522179B1 (en) 2019-04-25 2020-09-15 Engel Austria Gmbh Plasticizing screw for a molding machine

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3438393A (en) * 1966-07-20 1969-04-15 Improved Machinery Inc Valve
US4105147A (en) * 1977-02-07 1978-08-08 Stubbe Paul L Extruder screw valve
GB2050929A (en) * 1979-05-23 1981-01-14 Hpm Corp Injection molding method utilizing a low shear screw
DE2942320A1 (en) * 1979-10-19 1981-05-07 Mannesmann Demag Kunstofftechnik Zweigniederlassung der Mannesmann Demag AG, 8500 Nürnberg Backflow valve in extruder head - internally grooved ring turns to admit or close flow to diametrical slots
DE2946683A1 (en) * 1979-11-20 1981-05-27 Mannesmann Demag Kunstofftechnik Zweigniederlassung der Mannesmann Demag AG, 8500 Nürnberg Extruder head backflow valve - has ring sliding on shaft with tapered gap at front position for polymer lubrication
DE3203724A1 (en) * 1982-02-04 1983-08-11 Krauss-Maffei AG, 8000 München BACKFLOW LOCK

Also Published As

Publication number Publication date
DK158777C (en) 1990-12-24
EP0212224A3 (en) 1988-12-28
AT384577B (en) 1987-12-10
EP0212224B1 (en) 1991-09-04
FI862983A (en) 1987-01-20
DK342686D0 (en) 1986-07-18
DK158777B (en) 1990-07-16
FI80849B (en) 1990-04-30
EP0212224A2 (en) 1987-03-04
DE3681227D1 (en) 1991-10-10
ATA214785A (en) 1987-05-15
FI862983A0 (en) 1986-07-18
FI80849C (en) 1990-08-10

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