BR0000223A - Processo para produzir um elemento de controle de válvula completo com gaxetas, e, elemento de controle de válvula assim produzido - Google Patents

Processo para produzir um elemento de controle de válvula completo com gaxetas, e, elemento de controle de válvula assim produzido

Info

Publication number
BR0000223A
BR0000223A BR0000223-2A BR0000223A BR0000223A BR 0000223 A BR0000223 A BR 0000223A BR 0000223 A BR0000223 A BR 0000223A BR 0000223 A BR0000223 A BR 0000223A
Authority
BR
Brazil
Prior art keywords
control element
valve control
gaskets
complete
produced
Prior art date
Application number
BR0000223-2A
Other languages
English (en)
Inventor
Luigi Rumi
Original Assignee
Novasfer S R L
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 Novasfer S R L filed Critical Novasfer S R L
Publication of BR0000223A publication Critical patent/BR0000223A/pt

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
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1676—Making multilayered or multicoloured articles using a soft material and a rigid material, e.g. making articles with a sealing part
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/04—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having cylindrical surfaces; Packings therefor
    • F16K5/0457—Packings
    • F16K5/0478—Packings on the plug
    • 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
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/14336—Coating a portion of the article, e.g. the edge of the article
    • B29C2045/14459—Coating a portion of the article, e.g. the edge of the article injecting seal elements
    • 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
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1657—Making multilayered or multicoloured articles using means for adhering or bonding the layers or parts to each other
    • B29C2045/166—Roughened surface bonds
    • 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
    • B29L2031/748—Machines or parts thereof not otherwise provided for
    • B29L2031/7506—Valves

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Lift Valve (AREA)

Abstract

"PROCESSO PARA PRODUZIR UM ELEMENTO DE CONTROLE DE VáLVULA COMPLETO COM GAXETAS, E, ELEMENTO DE CONTROLE DE VáLVULA ASSIM PRODUZIDO" Processo para produzir um elemento de controle de válvula completo com gaxetas, que proporciona a moldagem a quente de um primeiro material termoplástico em um molde apropriado de maneira a obter um elemento de controle de válvula munido de pelo menos uma sede ou reentrância sobre sua superfície, e a extração do elemento de controle de válvula do molde completo com as gaxetas. A invenção refere-se também a um elemento de controle de válvula obtido com o processo.
BR0000223-2A 1999-01-29 2000-01-28 Processo para produzir um elemento de controle de válvula completo com gaxetas, e, elemento de controle de válvula assim produzido BR0000223A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP99830042A EP1023982A1 (en) 1999-01-29 1999-01-29 Method for producing a valve control element and valve control element thus produced

Publications (1)

Publication Number Publication Date
BR0000223A true BR0000223A (pt) 2001-03-20

Family

ID=8243251

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0000223-2A BR0000223A (pt) 1999-01-29 2000-01-28 Processo para produzir um elemento de controle de válvula completo com gaxetas, e, elemento de controle de válvula assim produzido

Country Status (2)

Country Link
EP (1) EP1023982A1 (pt)
BR (1) BR0000223A (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20061244A1 (it) * 2006-06-28 2007-12-29 Riv Rubinetterie Italiane Valvole Rubinetto deviatore per serbatoi portati da veicoli.
US7845688B2 (en) 2007-04-04 2010-12-07 Savant Measurement Corporation Multiple material piping component
CN101672376B (zh) * 2009-09-28 2011-03-30 江苏亿丰机械制造有限公司 旋塞式泥浆阀
FR2954444B1 (fr) * 2009-12-17 2012-03-09 Victor Jean Ballestra Vanne a boisseau et procede de fabrication du boisseau de ladite vanne
LU91665B1 (en) * 2010-03-15 2011-09-16 Wurth Paul Sa Hot blast control valve for a metallurgical installation
WO2015094156A1 (en) * 2013-12-16 2015-06-25 Halliburton Energy Services, Inc. Sealing system for a well valve
FR3015615B1 (fr) * 2013-12-19 2016-06-10 Valeo Systemes Thermiques Boisseau pour une vanne de distribution, procede et moule de fabrication d'un tel boisseau et vanne comprenant un tel boisseau
ES2913080T3 (es) * 2014-08-19 2022-05-31 Elysee Piping Systems Ltd Una mini válvula para aplicaciones de baja presión núcleo con material de sellado incorporado y un método de doble inyección para la fabricación de la misma

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3687416A (en) * 1970-11-30 1972-08-29 Frank H Mueller Rotary plug valve
US4844413A (en) * 1984-08-20 1989-07-04 The Babcock & Wilcox Company Shut-off/equalizing valve with molded seals
JPS61213118A (ja) * 1985-03-18 1986-09-22 Hitachi Maxell Ltd ２色射出成形方法
IT216593Z2 (it) * 1989-05-19 1991-09-16 Valvomeccanica S P A Rubinetto a maschio con elementi di tenuta formati in materia plastica sul maschio.
DE4227356A1 (de) * 1992-08-19 1994-03-03 Wildfang Dieter Gmbh Verfahren zum Herstellen sanitärer Einbauteile sowie danach hergestelltes Einbauteil
US5441679A (en) * 1993-06-03 1995-08-15 Studor, Inc. Method of assembling a value head

Also Published As

Publication number Publication date
EP1023982A1 (en) 2000-08-02

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Legal Events

Date Code Title Description
B08F Application fees: dismissal - article 86 of industrial property law

Free format text: REFERENTE A 5A, 6A,E 7A ANUIDADES

B08K Lapse as no evidence of payment of the annual fee has been furnished to inpi (acc. art. 87)

Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 1913 DE 04/09/2007.