EP1560690A4 - Dichtrahmen und herstellungsverfahren dafür - Google Patents

Dichtrahmen und herstellungsverfahren dafür

Info

Publication number
EP1560690A4
EP1560690A4 EP03776544A EP03776544A EP1560690A4 EP 1560690 A4 EP1560690 A4 EP 1560690A4 EP 03776544 A EP03776544 A EP 03776544A EP 03776544 A EP03776544 A EP 03776544A EP 1560690 A4 EP1560690 A4 EP 1560690A4
Authority
EP
European Patent Office
Prior art keywords
weather strip
thermoplastic material
bulb member
hollow interior
resilient
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.)
Withdrawn
Application number
EP03776544A
Other languages
English (en)
French (fr)
Other versions
EP1560690A2 (de
Inventor
John Bester
Jeffrey Budd
Raymond M Fetcenko
Alex Wong
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.)
Nordson Corp
Original Assignee
Nordson Corp
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 Nordson Corp filed Critical Nordson Corp
Publication of EP1560690A2 publication Critical patent/EP1560690A2/de
Publication of EP1560690A4 publication Critical patent/EP1560690A4/de
Withdrawn legal-status Critical Current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
    • B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
    • B29C39/02—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles
    • B29C39/10—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. casting around inserts or for coating articles
    • 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
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/68—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts by incorporating or moulding on preformed parts, e.g. inserts or layers, e.g. foam blocks
    • B29C70/74—Moulding material on a relatively small portion of the preformed part, e.g. outsert moulding
    • B29C70/745—Filling cavities in the preformed part
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
    • B60J10/00—Sealing arrangements
    • B60J10/20—Sealing arrangements characterised by the shape
    • B60J10/21—Sealing arrangements characterised by the shape having corner parts or bends
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
    • B60J10/00—Sealing arrangements
    • B60J10/20—Sealing arrangements characterised by the shape
    • B60J10/24—Sealing arrangements characterised by the shape having tubular parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
    • B60J10/00—Sealing arrangements
    • B60J10/20—Sealing arrangements characterised by the shape
    • B60J10/24—Sealing arrangements characterised by the shape having tubular parts
    • B60J10/244—Sealing arrangements characterised by the shape having tubular parts inflatable or deflatable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
    • B60J10/00—Sealing arrangements
    • B60J10/80—Sealing arrangements specially adapted for opening panels, e.g. doors
    • 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
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/02—Bending or folding
    • B29C53/08—Bending or folding of tubes or other profiled members
    • B29C53/083—Bending or folding of tubes or other profiled members bending longitudinally, i.e. modifying the curvature of the tube axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/0097—Glues or adhesives, e.g. hot melts or thermofusible adhesives
    • 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
    • B29L2023/00—Tubular articles
    • 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
    • B29L2023/00—Tubular articles
    • B29L2023/004—Bent tubes
    • 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
    • B29L2031/26—Sealing devices, e.g. packaging for pistons or pipe joints

Definitions

  • the present invention generally relates to weather strips and,
  • Weather strips of this type are typically extruded from
  • EPDM ethylene-propylene-diene
  • the extruded weather strip may be cured by heat and then cooled in a water
  • desired location such as between the trunk frame and the trunk lid, or at other
  • strip may be permanently thermoformed during the manufacturing process into
  • tubular foam plugs 1 8 are shown in Fig. 1 . As shown in Fig. 1 , various types of tubular foam plugs 1 8 are
  • tubular plugs 1 8 are usually about 4-8
  • Fasteners such as rivets (not shown), may be punched
  • the plugs also may be fastened by other means, such as
  • manufactures may position a clamp at the desired location along tne weather strip to function as
  • the invention generally relates to a method of
  • thermoplastic liquid into the hollow interior of a compressible bulb member.
  • the liquid thermoplastic material at least partially cures into a resilient plug
  • the liquid thermoplastic material is a hot
  • melt material and, more specifically, a tool dip like hot melt material which
  • the liquid thermoplastic material may De mjec ⁇ e ⁇ oy first forming
  • the hole may be formed
  • compressible bulb member is formed preferably by extruding EPDM.
  • thermoplastic material is preferably injected only along a portion of the length
  • the bulb member and, more preferably, at a portion or portions of the length
  • the invention further contemplates a weather strip comprising a
  • compressible bulb member having a hollow interior and a resilient
  • thermoplastic material located in the hollow interior.
  • the weather strip can be any thermoplastic material located in the hollow interior.
  • Fig. 1 is an elevational view, partially cross sectioned, illustrating
  • FIG. 2A is an elevational view, partially cross sectioned
  • Fig. 2B is a cross sectional view taken along line 2B-2B of Fig.
  • Fig. 3A is an elevational view, partially cross sectioned
  • Fig. 3B is a cross sectional view taken along line 3B-3B of Fig.
  • thermoplastic hot melt material from a heated hose 32 and
  • valve 36 having a discharge portion
  • Discharge portion 38 may be constructed so as to
  • Channel 1 6 adjacent to carrier or channel 1 6.
  • Channel 1 6 is a relatively rigid
  • a hole may be preformed through
  • Hot melt material 34 is preferably injected along only a portion of
  • weather strip 10 such as along a portion that is or will later be
  • pressure points or areas of higher stress concentration may also utilize the
  • liquid hot melt material 34 may be sealed off on both ends thereof,
  • clamps for example, by applying clamps (not shown) or through other methods.
  • the hot melt material 34 may spread
  • the hot melt material 34 may be introduced at one or more locations
  • fixturing may be provided to hold and
  • bulb member 1 2 from expanding diametrically and, as a result, either splitting or lessening the lengthwise movement of hot melt material 34 along bulb
  • non-reinforced areas of weather strip 10 Preferably, for automotive
  • plug 40 will increase the force to compress bulb member 1 2 by
  • the reinforced area is still resilient enough to allow weather strip
  • plug length of about 1 00mm to about 400mm is preferred, however, this may
  • thermoplastic materials such as other thermoplastic materials
  • solid hot melt materials may be used instead.
  • Use of foamed materials may,

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Seal Device For Vehicle (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
EP03776544A 2002-10-31 2003-10-24 Dichtrahmen und herstellungsverfahren dafür Withdrawn EP1560690A4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US42267102P 2002-10-31 2002-10-31
US422671P 2002-10-31
PCT/US2003/033896 WO2004041497A2 (en) 2002-10-31 2003-10-24 Weather strip and method of manufacturing same

Publications (2)

Publication Number Publication Date
EP1560690A2 EP1560690A2 (de) 2005-08-10
EP1560690A4 true EP1560690A4 (de) 2006-04-05

Family

ID=32312541

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03776544A Withdrawn EP1560690A4 (de) 2002-10-31 2003-10-24 Dichtrahmen und herstellungsverfahren dafür

Country Status (5)

Country Link
EP (1) EP1560690A4 (de)
AU (1) AU2003284155A1 (de)
CA (1) CA2499444A1 (de)
MX (1) MXPA05004042A (de)
WO (1) WO2004041497A2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050123718A1 (en) 2002-10-31 2005-06-09 Nordson Corporation Weather strip and method of manufacturing same
DE102007018792B4 (de) * 2007-04-20 2009-12-31 Metzeler Automotive Profile Systems Gmbh Verfahren zur Herstellung einer Dichtung sowie Vorrichtung zur Herstellung einer Dichtung
DE102008025146A1 (de) * 2008-05-26 2009-12-03 Webasto Ag Dichtungsträger für Kraftfahrzeuge
CN110480990B (zh) * 2019-08-08 2021-09-03 黑龙江建筑职业技术学院 暖通管道塑料自然弯曲支撑、暖通管固定装置及操作方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3159886A (en) * 1962-04-20 1964-12-08 Republic Ind Corp Sealing strip with foamed-in-place filler
GB1559251A (en) * 1976-04-23 1980-01-16 Pirelli Sealing strip
JPS5967034A (ja) * 1982-10-08 1984-04-16 Kinugawa Rubber Ind Co Ltd ゴム製グラスランチヤンネルコ−ナ−部の成形方法
JPS59124807A (ja) * 1983-01-06 1984-07-19 Kinugawa Rubber Ind Co Ltd 車両用ウエザ−ストリツプの製造方法
JPH01263008A (ja) * 1988-04-14 1989-10-19 Toyoda Gosei Co Ltd ウエザストリツプの製造方法
JPH04296537A (ja) * 1991-03-27 1992-10-20 Kinugawa Rubber Ind Co Ltd ウエザーストリップの製造方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4160052A (en) * 1977-08-15 1979-07-03 Lof Plastics Inc. Corner for decorative and protective molding strip
US4174986A (en) * 1978-03-13 1979-11-20 General Motors Corporation Method of forming a flexible tapered end for an extruded plastic molding strip
US4360549A (en) * 1979-09-12 1982-11-23 Toyoda Gosei Co., Ltd. Molding
US4318764A (en) * 1980-05-05 1982-03-09 Voplex Corporation Method of extrusion/injection molding of trimmed product
US4619847A (en) * 1984-03-20 1986-10-28 The Standard Products Company Trim strip having injection molded finishing portion and method of making
US5419863A (en) * 1992-03-06 1995-05-30 The Standard Products Company Method of making a seamless backfilled molding
FR2752380B1 (fr) * 1996-08-14 1998-10-30 Dow Corning Sa Procede de fabrication d'un dispositif a liberation controlee

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3159886A (en) * 1962-04-20 1964-12-08 Republic Ind Corp Sealing strip with foamed-in-place filler
GB1559251A (en) * 1976-04-23 1980-01-16 Pirelli Sealing strip
JPS5967034A (ja) * 1982-10-08 1984-04-16 Kinugawa Rubber Ind Co Ltd ゴム製グラスランチヤンネルコ−ナ−部の成形方法
JPS59124807A (ja) * 1983-01-06 1984-07-19 Kinugawa Rubber Ind Co Ltd 車両用ウエザ−ストリツプの製造方法
JPH01263008A (ja) * 1988-04-14 1989-10-19 Toyoda Gosei Co Ltd ウエザストリツプの製造方法
JPH04296537A (ja) * 1991-03-27 1992-10-20 Kinugawa Rubber Ind Co Ltd ウエザーストリップの製造方法

Non-Patent Citations (6)

* Cited by examiner, † Cited by third party
Title
"VOM KLEB- UND DICHTSTOFF ZUM FORMTEIL", ADHASION KLEBEN UND DICHTEN, GWV FACHVERLAG GMBH, WIESBADEN, DE, vol. 37, no. 11, 1 November 1993 (1993-11-01), pages 35 - 37, XP000404103, ISSN: 0943-1454 *
N.N.: "HAMBURG GENERAL TRADING, EPDM", N.N., 16 May 2001 (2001-05-16), XP002241022 *
PATENT ABSTRACTS OF JAPAN vol. 008, no. 174 (M - 316) 10 August 1984 (1984-08-10) *
PATENT ABSTRACTS OF JAPAN vol. 008, no. 249 (M - 338) 15 November 1984 (1984-11-15) *
PATENT ABSTRACTS OF JAPAN vol. 014, no. 023 (M - 920) 17 January 1990 (1990-01-17) *
PATENT ABSTRACTS OF JAPAN vol. 017, no. 106 (M - 1375) 4 March 1993 (1993-03-04) *

Also Published As

Publication number Publication date
AU2003284155A1 (en) 2004-06-07
CA2499444A1 (en) 2004-05-21
WO2004041497A2 (en) 2004-05-21
WO2004041497A3 (en) 2004-08-05
AU2003284155A8 (en) 2004-06-07
MXPA05004042A (es) 2005-06-08
EP1560690A2 (de) 2005-08-10

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