ES439644A1 - Dispositivo de obturacion para el canal de salida de aire de un molde de fundicion. - Google Patents

Dispositivo de obturacion para el canal de salida de aire de un molde de fundicion.

Info

Publication number
ES439644A1
ES439644A1 ES439644A ES439644A ES439644A1 ES 439644 A1 ES439644 A1 ES 439644A1 ES 439644 A ES439644 A ES 439644A ES 439644 A ES439644 A ES 439644A ES 439644 A1 ES439644 A1 ES 439644A1
Authority
ES
Spain
Prior art keywords
vent
passage
piston
mold
moldable material
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.)
Expired
Application number
ES439644A
Other languages
English (en)
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.)
Buehler AG
Original Assignee
Buehler AG
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 Buehler AG filed Critical Buehler AG
Publication of ES439644A1 publication Critical patent/ES439644A1/es
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/06—Permanent moulds for shaped castings
    • B22C9/067—Venting means for moulds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
    • B22D17/14—Machines with evacuated die cavity
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/81—Sound record
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/812—Venting

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
ES439644A 1974-07-23 1975-07-22 Dispositivo de obturacion para el canal de salida de aire de un molde de fundicion. Expired ES439644A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2435272A DE2435272A1 (de) 1974-07-23 1974-07-23 Absperrvorrichtung fuer den entlueftungskanal einer giessform

Publications (1)

Publication Number Publication Date
ES439644A1 true ES439644A1 (es) 1977-03-01

Family

ID=5921225

Family Applications (1)

Application Number Title Priority Date Filing Date
ES439644A Expired ES439644A1 (es) 1974-07-23 1975-07-22 Dispositivo de obturacion para el canal de salida de aire de un molde de fundicion.

Country Status (10)

Country Link
US (1) US3991971A (es)
JP (1) JPS5137029A (es)
AT (1) AT336814B (es)
BE (1) BE831636A (es)
BR (1) BR7504694A (es)
DE (1) DE2435272A1 (es)
ES (1) ES439644A1 (es)
FR (1) FR2279498A1 (es)
IT (1) IT1039976B (es)
SE (1) SE7508329L (es)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4431047A (en) * 1979-09-27 1984-02-14 Ube Industries, Ltd. Gas-venting arrangement incorporated with a mold
CA1163416A (en) * 1981-01-26 1984-03-13 Guido Perrella Die vent for mold cavities
US4881890A (en) * 1985-06-12 1989-11-21 Barry Andrew S Moulded resin article
JPS62105616A (ja) * 1985-11-01 1987-05-16 Daicel Chem Ind Ltd 光デイスクの射出成形用金型
US4997026A (en) * 1987-06-05 1991-03-05 Toshiba Kikai Kabushiki Kaisha Gas venting device for molding operations
JPH07102583B2 (ja) * 1990-06-12 1995-11-08 豊田合成株式会社 ポリウレタン発泡体の成形方法及び成形装置
IT1309221B1 (it) * 1999-07-02 2002-01-16 Edoardo Bresciani Valvola di aspirazione per scaricare aria e gas dagli stampi per lapressofusione
US6367765B1 (en) 1999-09-09 2002-04-09 Klaus A. Wieder Mold vent
DE10337461B4 (de) * 2003-08-14 2008-11-13 Webasto Ag Vorrichtung zum Spritzen oder Schäumen eines Bauteils
US7631851B2 (en) * 2007-03-02 2009-12-15 Dubay Richard L High volume vacuum/vent block for molding and casting systems
DE102007054520B4 (de) * 2007-11-06 2013-01-17 Electronics Gmbh Vertrieb Elektronischer Geräte Entlüftungseinrichtung für eine Druckgießvorrichtung
DE602009000889D1 (de) * 2008-01-28 2011-04-28 Saito Kanagata Seisakusho Kk Struktur zur innerhalb einer form stattfindenden entgasung und form mit dieser struktur
US8424587B1 (en) 2012-06-05 2013-04-23 Richard L. Dubay Vacuum/vent block having non-uniform purge passage
TWI595947B (zh) * 2014-01-28 2017-08-21 Everinn International Co Ltd Die automatically stop material exhaust valve vacuum device
CN108247007B (zh) * 2018-01-24 2020-07-03 重庆百吉四兴压铸有限公司 链轮室盖加工工艺
EP3694227A1 (en) 2019-02-07 2020-08-12 Oticon A/s A hearing device comprising an adjustable vent

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3266099A (en) * 1966-08-16 Harry R Bucy Mold parting line venting means
US2865052A (en) * 1955-10-04 1958-12-23 Hooker Chemical Corp Vented mold for plastic materials
US2976571A (en) * 1958-11-14 1961-03-28 Ernest P Moslo Mold venting structure

Also Published As

Publication number Publication date
FR2279498A1 (fr) 1976-02-20
SE7508329L (sv) 1976-01-26
DE2435272A1 (de) 1976-02-05
JPS5137029A (es) 1976-03-29
ATA566375A (de) 1976-09-15
US3991971A (en) 1976-11-16
BR7504694A (pt) 1976-07-06
BE831636A (fr) 1975-11-17
IT1039976B (it) 1979-12-10
AT336814B (de) 1977-05-25

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