DK96575A - - Google Patents

Info

Publication number
DK96575A
DK96575A DK96575*#A DK96575A DK96575A DK 96575 A DK96575 A DK 96575A DK 96575 A DK96575 A DK 96575A DK 96575 A DK96575 A DK 96575A
Authority
DK
Denmark
Application number
DK96575*#A
Inventor
W Hegler
R P Hegler
Original Assignee
Hegler Wilhelm
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 Hegler Wilhelm filed Critical Hegler Wilhelm
Publication of DK96575A publication Critical patent/DK96575A/da

Links

Classifications

    • 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
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L11/00—Hoses, i.e. flexible pipes
    • F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
    • F16L11/11—Hoses, i.e. flexible pipes made of rubber or flexible plastics with corrugated wall
    • F16L11/118—Hoses, i.e. flexible pipes made of rubber or flexible plastics with corrugated wall having arrangements for particular purposes, e.g. electrically conducting
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0013—Extrusion moulding in several steps, i.e. components merging outside the die
    • B29C48/0015—Extrusion moulding in several steps, i.e. components merging outside the die producing hollow articles having components brought in contact outside the extrusion die
    • B29C48/0016—Extrusion moulding in several steps, i.e. components merging outside the die producing hollow articles having components brought in contact outside the extrusion die using a plurality of extrusion 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
    • B29C48/03—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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • 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
    • B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
    • 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
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/303—Extrusion nozzles or dies using dies or die parts movable in a closed circuit, e.g. mounted on movable endless support
    • 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
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
    • 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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/901—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies
    • B29C48/902—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies internally
    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/0015—Making articles of indefinite length, e.g. corrugated tubes
    • B29C49/0021—Making articles of indefinite length, e.g. corrugated tubes using moulds or mould parts movable in a closed path, e.g. mounted on movable endless supports
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D9/00—Recording measured values
    • 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
    • B29C2791/00—Shaping characteristics in general
    • B29C2791/004—Shaping under special conditions
    • B29C2791/006—Using vacuum
    • 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
    • B29C2948/92019—Pressure
    • 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
    • B29C2948/92209—Temperature
    • 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
    • B29C2948/92361—Extrusion unit
    • B29C2948/92409—Die; Nozzle zone
    • 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
    • B29C2948/92514—Pressure
    • 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
    • B29C2948/92704—Temperature
    • 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
    • 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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/904—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article using dry calibration, i.e. no quenching tank, e.g. with water spray for cooling or lubrication
    • 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
    • B29L2016/00—Articles with corrugations or pleats
    • 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
    • B29L2023/18—Pleated or corrugated hoses
    • B29L2023/186—Pleated or corrugated hoses having a smooth internal wall
    • 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
    • B29L2024/00—Articles with hollow walls
    • B29L2024/003—Articles with hollow walls comprising corrugated cores
    • 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
    • B29L2031/60—Multitubular or multicompartmented articles, e.g. honeycomb
    • B29L2031/601—Multi-tubular articles, i.e. composed of a plurality of tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Seeds, Soups, And Other Foods (AREA)
DK96575*#A 1974-03-22 1975-03-10 DK96575A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2413878A DE2413878C3 (de) 1974-03-22 1974-03-22 Verfahren zum Herstellen eines doppelwandigen Kunststoffrohrs mit gewellter Außen- und glatter Innenwand und Vorrichtung zur Durchführung dieses Verfahrens

Publications (1)

Publication Number Publication Date
DK96575A true DK96575A (da) 1975-09-23

Family

ID=5910878

Family Applications (1)

Application Number Title Priority Date Filing Date
DK96575*#A DK96575A (da) 1974-03-22 1975-03-10

Country Status (19)

Country Link
US (1) US3996323A (da)
JP (1) JPS5824253B2 (da)
AT (1) AT362928B (da)
BE (1) BE826977A (da)
CA (1) CA1024311A (da)
CH (1) CH602315A5 (da)
CS (1) CS191238B2 (da)
DD (1) DD119012A5 (da)
DE (1) DE2413878C3 (da)
DK (1) DK96575A (da)
FR (2) FR69963E (da)
GB (1) GB1439294A (da)
IE (1) IE40874B1 (da)
NL (1) NL7409440A (da)
NO (1) NO142612C (da)
SE (1) SE414732B (da)
SU (1) SU741790A4 (da)
TR (1) TR18685A (da)
ZA (1) ZA751812B (da)

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2637995C2 (de) * 1976-08-24 1983-05-26 Hegler, Wilhelm, 8730 Bad Kissingen Verfahren zur Herstellung von doppelwandigen Kunststoffrohren mit einer ringförmig gewellten Außenwand und einer glatten Innenwand
CA1083766A (en) * 1977-02-07 1980-08-19 Gerd P.H. Lupke Apparatus for producing thermoplastic tubing
US4181487A (en) * 1977-12-23 1980-01-01 Milton Kessler Vacuum sizing apparatus
US4288905A (en) * 1977-12-23 1981-09-15 Milton Kessler Method of fabricating vacuum sizing apparatus
DE2832350A1 (de) * 1978-07-22 1980-01-31 Wilhelm Hegler Vorrichtung zur herstellung von rohren aus thermoplastischem kunststoff mit querprofilierung
DE2840174A1 (de) 1978-09-15 1980-03-20 Oltmanns Ziegelwerk Leitungsrohr aus kunststoff
IL55798A0 (en) * 1978-10-25 1978-12-17 Drori Mordeki Fluid distribution devices particularly useful for drip irrigation and mathod and apparatus for making same
DE2933304A1 (de) * 1979-08-17 1981-04-02 Hegler, Wilhelm, 8730 Bad Kissingen Bewaesserungsschlauch und verfahren und vorrichtung zu seiner herstellung
US4312383A (en) * 1980-04-21 1982-01-26 Dayco Corporation Hose construction and apparatus for and method of making same
DE3027045A1 (de) * 1980-07-17 1982-02-11 Hegler, Wilhelm, 8730 Bad Kissingen Flach-hohlkoerper, insbesondere lueftungs- und drainage- bzw. absorber-platte
CA1194663A (en) * 1983-05-27 1985-10-08 Lupke, Manfred A. A. Calibrator for use in the manufacture of double walled thermoplastic pipe
US4500284A (en) * 1983-09-16 1985-02-19 Lupke Manfred Arno Alfred Forming single wall bells in double wall pipe
US4846660A (en) * 1984-07-18 1989-07-11 Contech Construction Products Inc. Apparatus for producing double wall pipe
DE3513708C2 (de) * 1985-04-12 1994-04-21 Drossbach Gmbh & Co Kg Extrusionskopf zur Herstellung doppelwandiger Kunststoffrohre mit zylindrischem Innenrohr und quergewelltem Außenrohr
US5124109A (en) * 1984-07-18 1992-06-23 Contech Construction Products Inc. Method for producing a double wall pipe
SE446954B (sv) * 1985-03-12 1986-10-20 Uponor Ab Sett vid extrudering av ett dubbelveggigt plastror samt extruderingsverktyg for utovning av settet
US4770618A (en) * 1986-01-15 1988-09-13 Lupke Manfred Arno Alfred Extrusion die for two-ply plastic tubing
US4936768A (en) * 1986-03-25 1990-06-26 Lupke Manfred Arno Alfred Extrusion die for externally ribbed plastic tubing
US4712993A (en) * 1986-03-25 1987-12-15 Lupke Manfred Arno Alfred Extrusion die for externally ribbed plastic tubing
SE461293B (sv) * 1988-05-30 1990-01-29 Uponor Nv Roer foer infodring av markfoerlagda roerledningar
DE4210482A1 (de) * 1992-03-31 1993-10-07 Wilhelm Hegler Verfahren und Vorrichtung zur fortlaufenden Herstellung eines Verbundrohres mit Rohr-Muffe
CA2072663C (en) * 1992-06-29 1999-11-16 Manfred A. A. Lupke Method and apparatus for forming a double walled thermoplastic tube with integral bells
EP0810073A3 (en) * 1992-06-29 1999-03-31 Tokai Rubber Industries, Ltd. Process for producing resin hose
DE4224743C1 (de) * 1992-07-27 1994-01-05 Drossbach Gmbh & Co Kg Kabelschutzrohr
US5531583A (en) * 1993-04-15 1996-07-02 Cullom Machine Tool & Die, Inc. Vacuum mold blocks with cooling for corrugated tubing
US5454061A (en) * 1994-05-27 1995-09-26 Steward Plastics, Inc. Apparatus and method for making flexible tubing with helically wound heating conductor
US5848223A (en) * 1994-05-27 1998-12-08 Steward Plastics, Inc. Double-walled flexible tubing product with helical support bead and heating conductor and apparatus and method for making
US5562254A (en) * 1994-08-02 1996-10-08 Environment One Corp. Grinder pump station
CN100408319C (zh) * 2001-03-02 2008-08-06 曼夫瑞德·A·A·鲁波克 制造带管接头的热塑性塑料双壁管的方法和设备
DE10117126C1 (de) * 2001-04-06 2002-08-01 Unicor Rohrsysteme Gmbh Vorrichtung zur Herstellung von Doppelwand-Wellrohren
JP2004351658A (ja) * 2003-05-27 2004-12-16 Toyoda Gosei Co Ltd 分岐パイプの製造方法
US9016221B2 (en) * 2004-02-17 2015-04-28 University Of Florida Research Foundation, Inc. Surface topographies for non-toxic bioadhesion control
US7650848B2 (en) * 2004-02-17 2010-01-26 University Of Florida Research Foundation, Inc. Surface topographies for non-toxic bioadhesion control
WO2006088852A1 (en) * 2005-02-14 2006-08-24 Panduit Corp. Enhanced communication cable systems and methods
US8733405B2 (en) 2005-03-14 2014-05-27 Advanced Drainage Systems, Inc. Corrugated pipe with outer layer
US7484535B2 (en) 2005-03-14 2009-02-03 Advanced Drainage Systems, Inc. Corrugated pipe with outer layer
DE102006037885A1 (de) * 2006-08-11 2008-02-14 Unicor Gmbh Spritzkopf für einen Corrugator
CA2622692C (en) 2007-02-26 2015-10-06 Advanced Drainage Systems, Inc. Defined ratio dual-wall pipe die
CA2622695C (en) 2007-02-26 2015-11-03 Advanced Drainage Systems, Inc. Pipe extrusion die flow path apparatus and method
US8820800B2 (en) 2007-11-16 2014-09-02 Advanced Drainage Systems, Inc. Multi-wall corrugated pipe couplings and methods
US8114324B2 (en) 2008-10-14 2012-02-14 Advanced Drainage Systems, Inc. Apparatus and method for pressing an outer wall of pipe
US7988438B2 (en) 2008-02-11 2011-08-02 Advanced Drainage Systems, Inc. Extrusion die vacuum seals
US8550807B2 (en) 2008-05-28 2013-10-08 Advanced Drainage Systems, Inc. In-mold punch apparatus and methods
WO2010056824A2 (en) * 2008-11-11 2010-05-20 University Of Florida Research Foundation, Inc. Method of patterning a surface and articles comprising the same
US9937655B2 (en) * 2011-06-15 2018-04-10 University Of Florida Research Foundation, Inc. Method of manufacturing catheter for antimicrobial control
CN103935008A (zh) * 2014-03-10 2014-07-23 苏州杰威尔精密机械有限公司 双壁管模具外壁芯模的定位螺母及其拆装工具
CA2857699C (en) * 2014-07-23 2020-07-28 Manfred A. A. Lupke Improved air pressure control for corrugator
CN109333966A (zh) * 2018-11-20 2019-02-15 上海公元建材发展有限公司 一种frpp加筋管材生产用挤出成型模具及制作方法
CN111873278A (zh) * 2020-06-14 2020-11-03 湖南省湘福高新塑胶有限责任公司 一种采用硫酸钙改性的pe管及其生产设备
CN114633416B (zh) * 2021-03-31 2023-07-07 广东南方尼龙制品有限公司 一种安全轮圈支撑体的模具和制备工艺
CN114633501A (zh) * 2022-03-14 2022-06-17 安徽源锂高新材料有限公司 一种双壁波纹管强度增强工艺
CN114571698A (zh) * 2022-03-24 2022-06-03 安徽源锂高新材料有限公司 一种双抗双壁波纹管生产工艺

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3280430A (en) * 1965-05-24 1966-10-25 Acme Hamilton Mfg Corp Apparatus for making corrugated plastic tubing
AT325299B (de) * 1967-02-27 1975-10-10 Hegler Wilhelm Vorrichtung zur herstellung von rohren aus thermoplastischem kunststoff
GB1201528A (en) * 1968-06-06 1970-08-05 British Insulated Callenders Improvements in or relating to the manufacture of insulated electric cables

Also Published As

Publication number Publication date
FR69963E (fr) 1959-01-30
DE2413878A1 (de) 1976-02-19
FR2264648A1 (da) 1975-10-17
SE414732B (sv) 1980-08-18
GB1439294A (en) 1976-06-16
NL7409440A (nl) 1975-09-24
ZA751812B (en) 1976-02-25
CA1024311A (en) 1978-01-17
DD119012A5 (da) 1976-04-05
IE40874B1 (en) 1979-08-29
AT362928B (de) 1981-06-25
DE2413878C3 (de) 1978-04-27
CH602315A5 (da) 1978-07-31
CS191238B2 (en) 1979-06-29
BE826977A (fr) 1975-07-16
SE7407554L (da) 1975-09-23
NO142612C (no) 1980-09-17
ATA440874A (de) 1980-11-15
NO742287L (da) 1975-09-23
US3996323A (en) 1976-12-07
FR2264648B1 (da) 1978-02-17
DE2413878B2 (de) 1977-09-01
SU741790A4 (ru) 1980-06-15
IE40874L (en) 1975-09-22
NO142612B (no) 1980-06-09
TR18685A (tr) 1977-06-23
JPS50140565A (da) 1975-11-11
JPS5824253B2 (ja) 1983-05-20

Similar Documents

Publication Publication Date Title
IN142366B (da)
FR2277071B1 (da)
FR2285336B3 (da)
FR2261274B1 (da)
FI310974A (da)
FR2270697B1 (da)
AU495930B2 (da)
FR2284951B1 (da)
JPS50103905A (da)
JPS50100699U (da)
CH562521A5 (da)
BG19987A1 (da)
BG20885A1 (da)
CH564833A5 (da)
CH563933A5 (da)
BG20854A1 (da)
BG20638A1 (da)
CH566915A5 (da)
CH568134A5 (da)
BG20950A1 (da)
BG20462A1 (da)
BG21129A1 (da)
BG20451A1 (da)
BG21307A1 (da)
CH1163975A4 (da)

Legal Events

Date Code Title Description
AHS Application shelved for other reasons than non-payment