BR8301681A - Mecanismo de matriz ajustavel - Google Patents

Mecanismo de matriz ajustavel

Info

Publication number
BR8301681A
BR8301681A BR8301681A BR8301681A BR8301681A BR 8301681 A BR8301681 A BR 8301681A BR 8301681 A BR8301681 A BR 8301681A BR 8301681 A BR8301681 A BR 8301681A BR 8301681 A BR8301681 A BR 8301681A
Authority
BR
Brazil
Prior art keywords
matrix mechanism
adjustable matrix
adjustable
matrix
Prior art date
Application number
BR8301681A
Other languages
English (en)
Inventor
James Robert Dieckmann
Louis Laurich
Richard Edward Burg
John Richard Mccarty
Original Assignee
Firestone Tire & Rubber Co
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 Firestone Tire & Rubber Co filed Critical Firestone Tire & Rubber Co
Publication of BR8301681A publication Critical patent/BR8301681A/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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • B29C48/31—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets being adjustable, i.e. having adjustable exit sections
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/255—Flow control means, e.g. valves
    • B29C48/2556—Flow control means, e.g. valves provided in or in the proximity of dies
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/92—Measuring, controlling or regulating
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92114—Dimensions
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92447—Moulded article
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92571—Position, e.g. linear or angular
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92904—Die; Nozzle zone
    • 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
    • B29L2030/00—Pneumatic or solid tyres or parts thereof
    • B29L2030/002—Treads

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Laminated Bodies (AREA)
  • Tyre Moulding (AREA)
BR8301681A 1982-03-31 1983-03-30 Mecanismo de matriz ajustavel BR8301681A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/363,976 US4439125A (en) 1982-03-31 1982-03-31 Adjustable die mechanism

Publications (1)

Publication Number Publication Date
BR8301681A true BR8301681A (pt) 1983-12-13

Family

ID=23432524

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8301681A BR8301681A (pt) 1982-03-31 1983-03-30 Mecanismo de matriz ajustavel

Country Status (11)

Country Link
US (1) US4439125A (pt)
JP (1) JPS5952060B2 (pt)
BR (1) BR8301681A (pt)
CA (1) CA1192366A (pt)
DE (1) DE3311230A1 (pt)
ES (1) ES8402759A1 (pt)
FR (1) FR2524380B1 (pt)
IT (1) IT1158915B (pt)
NZ (1) NZ203650A (pt)
PT (1) PT76455B (pt)
ZA (1) ZA832011B (pt)

Families Citing this family (59)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1157134B (it) * 1982-12-10 1987-02-11 Saiag Spa Procedimento ed apparecchiatura per realizzare mediante estrusione continua un trafilato in particolare una guarnizione di tenuta per carrozzerie di autoveicoli presentante successivi tratti di lunghezze predeterminate aventi ciascuno una rispettiva sezione prestabilita e trafilato ottenuto con tale procedimento
DE3431274C2 (de) * 1984-08-25 1986-11-20 Buss Ag, Basel Austrittsdüse
US4765941A (en) * 1984-08-30 1988-08-23 E. I. Du Pont De Nemours And Company Thickness control system for an extrusion coating apparatus
JPS61125647U (pt) * 1985-01-25 1986-08-07
JPS61128359U (pt) * 1985-01-30 1986-08-12
DE3508547A1 (de) * 1985-03-09 1986-09-18 Uniroyal Englebert Reifen GmbH, 5100 Aachen Spritzkopf fuer einen extruder
US4749347A (en) * 1985-08-29 1988-06-07 Viljo Valavaara Topology fabrication apparatus
US4913863A (en) * 1989-01-30 1990-04-03 Hoechst Celanese Corporation Split extrusion die assembly for thermoplastic materials and methods of using the same
DE3909496C3 (de) * 1989-03-22 1994-07-14 Troester Maschf Paul Extruder-Kalander-Kombination
US5066435A (en) * 1989-09-16 1991-11-19 Rohm Gmbh Chemische Fabrik Process and system for producing multi-layer extrudate
DK0418681T3 (da) * 1989-09-16 1993-08-16 Roehm Gmbh Ekstruderingsadapter
CA2046722A1 (en) * 1990-07-12 1992-01-13 Arao Umeda Method for manufacturing fiber reinforced elastic sheet, apparatus for manufacturing the same and mold to be used
DE9012288U1 (de) * 1990-08-27 1991-09-19 SIV Deutschland GmbH, 6000 Frankfurt Düse zum Extrudieren einer profilierten Polyurethanraupe
US6095586A (en) * 1990-10-23 2000-08-01 Tokai Kogyo Kabushiki Kaisha Automobile windshield molding and the method of producing the same
JP3150361B2 (ja) * 1991-05-31 2001-03-26 東海興業株式会社 車両用モールディング及びその製造方法
EP0550755B1 (en) * 1991-07-25 1997-06-18 Tokai Kogyo Kabushiki Kaisha Window molding for automobile and method for manufacturing the same
US5266021A (en) * 1991-10-10 1993-11-30 Jacobson Theodore L Apparatus for continuous forming of complex molded shapes
US5244378A (en) * 1991-12-13 1993-09-14 International Business Machines Corporation Apparatus for dynamic gating of polymers for producing molded articles with isotropic properties
US5445780A (en) * 1992-08-26 1995-08-29 Tokai Kogyo Kabushiki Kaisha Assembly of a windshield glass and a weather strip having a partly modified cross section and method of manufacturing same
US5511962A (en) * 1993-02-01 1996-04-30 Extrusion Dies, Inc. Extrusion die
US5382395A (en) * 1993-05-14 1995-01-17 Admiral Equipment Co. Profile extrusion apparatus and method for extruding a profile
DE69423145T2 (de) * 1993-06-25 2000-06-29 Asahi Glass Co. Ltd., Tokio/Tokyo Verfahren zur Herstellung von Fensterrahmen und Fensterpaneelen mit Fensterrahmen
US6007319A (en) * 1993-11-30 1999-12-28 Continuous Molding, Inc. Continuous forming of complex molded shapes
AT402039B (de) * 1994-11-15 1997-01-27 Bruno Ing Svoboda Schneckenplastifiziereinrichtung
DE19535930C1 (de) 1995-09-27 1997-01-09 Heinz Dr Ing Gros Vorrichtung zur veränderlichen Begrenzung eines flachen Fließkanals und Verfahren zum Austragen einer Massebahn mit veränderlicher Geometrie
US5770129A (en) * 1995-12-22 1998-06-23 Honeywell Measurex Devron, Inc. Apparatus and method for controlling mass flow in an extrusion die
DE19628174A1 (de) * 1996-07-12 1998-01-15 Dahmit Betonwerke Gmbh & Co Kg Extrudiervorrichtung und Verfahren zum Extrudieren von Profilen
US5780067A (en) * 1996-09-10 1998-07-14 Extrusion Dies, Inc. Adjustable coextrusion feedblock
US6344088B1 (en) * 1998-12-16 2002-02-05 Matsushita Electric Industrial Co., Ltd. Stripe coating applicator and method
GB9916461D0 (en) * 1999-07-14 1999-09-15 Remarkable Pencils Limited Apparatus and method for extruding pencils
US6626206B1 (en) 2000-01-20 2003-09-30 Extrusion Dies, Inc. Feedblock for adjusting the dimensions of a set of co-extruded layers of a multi-layer sheet
CA2313307C (en) 2000-06-30 2007-09-25 William J. Slyne Differential velocity extrusion
US20040121132A1 (en) * 2000-07-03 2004-06-24 Slyne William J. Differential velocity extrusion
US6478564B1 (en) 2000-09-08 2002-11-12 The Goodyear Tire & Rubber Company Adjustable flow channel for an extruder head
US6491510B1 (en) 2000-09-08 2002-12-10 The Goodyear Tire & Rubber Company Adjustable flow channel for an extruder head
JP3834199B2 (ja) * 2000-11-22 2006-10-18 住友ゴム工業株式会社 ゴム成形方法およびゴム成形装置
US6854312B2 (en) * 2002-06-17 2005-02-15 Avestor Limited Partnership Process and apparatus for manufacturing lithium or lithium alloy thin sheets for electrochemical cells
US20040185132A1 (en) * 2003-03-19 2004-09-23 The Goodyear Tire & Rubber Company Removable flow diverter for an extrusion head
DE10328104B4 (de) * 2003-06-20 2006-08-17 Breyer Gmbh Maschinenfabrik Extrusionsdüse mit zumindest einem flexiblen Lippenelement
US6821106B1 (en) 2003-06-24 2004-11-23 The Goodyear Tire & Rubber Company Roller die preformer for wide extrusions
US20060076703A1 (en) * 2004-10-13 2006-04-13 Looman Ernest W Jr Double flow channel for an extruder head
DE102005031698A1 (de) * 2005-07-05 2007-01-18 Breyer Gmbh Maschinenfabrik Extrusionsdüse mit zwei Lippenelementen
US7628945B1 (en) 2006-02-17 2009-12-08 Collins Larry P Extruded radiused plastic articles and method of forming the same
DE102007025296B4 (de) * 2007-05-30 2009-12-10 Kautex Textron Gmbh & Co. Kg Einrichtung zum Extrusionsblasformen von Kunststoffartikeln sowie Verfahren zur Herstellung eines Kunststoffartikels
US8002535B2 (en) 2009-05-14 2011-08-23 The Goodyear Tire & Rubber Co. Method and assembly for extruding a rubber compound
EP2444229A1 (de) * 2010-10-24 2012-04-25 Maku Ag Zustellbarer Kalibrierroboter für Breitschlitz-Düse
US8414284B2 (en) 2011-01-04 2013-04-09 The Goodyear Tire & Rubber Company Extruder and roller-die combination
US9216535B2 (en) 2011-06-07 2015-12-22 3M Innovative Properties Company Slot die position adjustments to facilitate patterned products
US9044894B2 (en) 2011-06-07 2015-06-02 3M Innovative Properties Company Slot die position adjustment and return to baseline
US9579684B2 (en) 2011-06-07 2017-02-28 3M Innovative Properties Company Slot die position adjustment control
US9327441B2 (en) 2011-10-06 2016-05-03 Nordson Corporation Adjustable feedblock
EP2657000B1 (de) 2012-04-25 2016-12-28 Maku Ag Vorrichtung zur Herstellung von flachbahnigen Erzeugnissen und Verfahren zu deren Einrichtung
US9216534B2 (en) 2013-10-11 2015-12-22 Nordson Corporation Coextrusion feedblock and coextrusion profiling insert assembly
US9808980B2 (en) 2014-07-29 2017-11-07 Nordson Corporation Coextrusion feedblock, coextrusion profiling insert assembly, and methods of operation
JP6520967B2 (ja) * 2017-02-16 2019-05-29 横浜ゴム株式会社 ゴム押出装置およびゴム押出物の製造方法
DE102017214763A1 (de) * 2017-08-23 2019-02-28 Continental Reifen Deutschland Gmbh Endform-Vorrichtung zum Ausformen von extrudierten Kautschukmischungen zu einem Gesamtkautschukelement, ein Extruder-Form-System umfassend die Endform-Vorrichtung sowie entsprechende Verwendungen der Endform-Vorrichtung und des Extruder-Form-Systems
IT201900018725A1 (it) * 2019-10-14 2021-04-14 Sacmi Testa di erogazione di un materiale polimerico e relativo metodo di erogazione, metodo di trasferimento di una dose di materiale polimerico.
ES1296787Y (es) * 2022-06-14 2023-04-21 Ceram Mayor S A Molde de extrusion de seccion variable
AT526624A1 (de) * 2022-10-18 2024-05-15 Sbi Mechatronik Gmbh Vorrichtung zur Einstellung des Spalts einer Breitschlitzdüse

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT63039B (de) * 1912-02-16 1914-01-10 Jan Vied Verfahren zur Herstellung von Belagplatten aus Ton.
US1252821A (en) * 1917-07-14 1918-01-08 Fisk Rubber Co Adjustable die.
US2083557A (en) * 1935-04-27 1937-06-15 Du Pont Extrusion apparatus
US2566854A (en) * 1949-01-26 1951-09-04 Us Rubber Co Extrusion control
US2720679A (en) * 1950-08-31 1955-10-18 Vern C Ratliff Universal die for forming tire tread
US3003245A (en) * 1959-07-13 1961-10-10 Jr Peter Nunez Gauge device for extrusion gate means
US3150213A (en) * 1960-12-29 1964-09-22 Industrial Nucleonics Corp Regulation of extruder systems
US3122783A (en) * 1961-06-26 1964-03-03 Du Pont Gauge control apparatus for manufacturing web material
NL280138A (pt) * 1961-06-26 1900-01-01
BE619350A (pt) * 1961-06-26 1900-01-01
US3195183A (en) * 1962-06-06 1965-07-20 Warren R Phillips Extrusion dies
CH398966A (de) * 1962-12-11 1966-03-15 Berstorff Gmbh Masch Hermann Schneckenpresse zum Spritzen thermoplastischer Kunststoffe mit Breitschlitzdüse
BE642865A (pt) * 1963-01-23 1900-01-01
US3510374A (en) * 1964-04-20 1970-05-05 Industrial Nucleonics Corp Method and control apparatus for regulating apparatuses
US3268950A (en) * 1964-12-23 1966-08-30 Mccreary Tire & Rubber Co Adjustable tread rubber extruding die
US3323169A (en) * 1965-09-02 1967-06-06 Frank A Vitellaro Mechanism for quickly adjusting the dies of a tire tread extrusion die head
US3427889A (en) * 1967-11-13 1969-02-18 Baum Chem Corp Adjusting mechanism
US3782873A (en) * 1968-09-20 1974-01-01 Du Pont Thickness control apparatus for polymeric film structures
US3599288A (en) * 1969-01-23 1971-08-17 Lab For Electronics Inc Scan average memory control system
US3830610A (en) * 1970-12-23 1974-08-20 Bridgestone Tire Co Ltd Apparatus for forming rubber products such as a tread rubber by extrusion
US3854859A (en) * 1972-10-19 1974-12-17 M Sola Shaping head for plastic molding machines
US3940221A (en) * 1973-09-10 1976-02-24 Welex Incorporated Thickness control system for an extrusion die
US3870453A (en) * 1973-10-15 1975-03-11 Nat Standard Co Adjustment mechanism for an extruder die
US3884611A (en) * 1973-10-24 1975-05-20 Leesona Corp Extrusion die
US4125350A (en) * 1976-04-19 1978-11-14 Sweetheart Plastic, Inc. Mechanical die adjustment mechanism

Also Published As

Publication number Publication date
JPS5952060B2 (ja) 1984-12-18
PT76455A (en) 1983-04-01
DE3311230A1 (de) 1983-10-06
ZA832011B (en) 1983-11-30
IT8367350A0 (it) 1983-03-29
US4439125A (en) 1984-03-27
JPS58181627A (ja) 1983-10-24
ES521110A0 (es) 1984-03-16
CA1192366A (en) 1985-08-27
ES8402759A1 (es) 1984-03-16
IT1158915B (it) 1987-02-25
DE3311230C2 (pt) 1991-10-17
FR2524380A1 (fr) 1983-10-07
PT76455B (en) 1985-12-27
NZ203650A (en) 1985-05-31
FR2524380B1 (fr) 1987-07-10

Similar Documents

Publication Publication Date Title
BR8301681A (pt) Mecanismo de matriz ajustavel
BR8304412A (pt) Mecanismo de mudanca
BR8304176A (pt) Mecanismo de direcao
FI832895A (fi) Matrixtablettkompositioner med laong verkan
ES523423A0 (es) Dispositivo de soporte de apero
IT1151823B (it) Meccanismo vibratorio
IT1193676B (it) Stampatrice
DK460883A (da) Sigteapparat
FI823782L (fi) Regleranordning foer elektrisk kokplatta
BR8304006A (pt) Unidade de construcao
ES525621A0 (es) Aparato de impresion
FR2516147B1 (fr) Penture reglable
BR8301752A (pt) Dispositivo eletrohidraulico de ajustagem
IT1167439B (it) Apparecchio inchiostratore
BR8008014A (pt) Mecanismo reclinador aperfeicoado
SE8203566L (sv) Mekanism
DK197383D0 (da) Stempelmekanisme
FI831500L (fi) Foerbaettringar beroerande naftalenamin-derivat
BR8203217A (pt) Mecanismo obliterador
BR8101668A (pt) Mecanismo sustentador regulavel
FI821682A0 (fi) Reglerbar haollare foer spetsknypplare
BR8000317A (pt) Matriz combinatoria
IT8100581V0 (it) Scopa registrabile
RO79559A2 (ro) Dispozitiv de matritare
BR6001677U (pt) Porta-matriz de chancela mecanica