NL185365C - Lasmof van thermoplastisch materiaal. - Google Patents

Lasmof van thermoplastisch materiaal.

Info

Publication number
NL185365C
NL185365C NLAANVRAGE7902457,A NL7902457A NL185365C NL 185365 C NL185365 C NL 185365C NL 7902457 A NL7902457 A NL 7902457A NL 185365 C NL185365 C NL 185365C
Authority
NL
Netherlands
Prior art keywords
pct
heating wire
welding
sleeve
thermoplastic material
Prior art date
Application number
NLAANVRAGE7902457,A
Other languages
English (en)
Dutch (nl)
Other versions
NL185365B (nl
NL7902457A (nl
Original Assignee
Sturm Werner
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 Sturm Werner filed Critical Sturm Werner
Publication of NL7902457A publication Critical patent/NL7902457A/xx
Publication of NL185365B publication Critical patent/NL185365B/xx
Application granted granted Critical
Publication of NL185365C publication Critical patent/NL185365C/xx

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
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • B29C65/3404—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the type of heated elements which remain in the joint
    • B29C65/342—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the type of heated elements which remain in the joint comprising at least a single wire, e.g. in the form of a winding
    • 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
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • B29C65/3472—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the composition of the heated elements which remain in the joint
    • B29C65/3476—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the composition of the heated elements which remain in the joint being metallic
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/112—Single lapped joints
    • B29C66/1122—Single lap to lap joints, i.e. overlap joints
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/52—Joining tubular articles, bars or profiled elements
    • B29C66/522—Joining tubular articles
    • B29C66/5221—Joining tubular articles for forming coaxial connections, i.e. the tubular articles to be joined forming a zero angle relative to each other
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/52—Joining tubular articles, bars or profiled elements
    • B29C66/522—Joining tubular articles
    • B29C66/5229—Joining tubular articles involving the use of a socket
    • B29C66/52298—Joining tubular articles involving the use of a socket said socket being composed by several elements
    • 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
    • F16L47/00—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
    • F16L47/02—Welded joints; Adhesive joints
    • F16L47/03—Welded joints with an electrical resistance incorporated in the joint
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
    • H05B3/18—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor the conductor being embedded in an insulating material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Branch Pipes, Bends, And The Like (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
NLAANVRAGE7902457,A 1978-04-21 1979-03-29 Lasmof van thermoplastisch materiaal. NL185365C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH434478A CH627249A5 (it) 1978-04-21 1978-04-21

Publications (3)

Publication Number Publication Date
NL7902457A NL7902457A (nl) 1979-10-23
NL185365B NL185365B (nl) 1989-10-16
NL185365C true NL185365C (nl) 1990-03-16

Family

ID=4274338

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7902457,A NL185365C (nl) 1978-04-21 1979-03-29 Lasmof van thermoplastisch materiaal.

Country Status (13)

Country Link
US (1) US4349219A (it)
EP (1) EP0014712B1 (it)
JP (1) JPS6212437B2 (it)
AT (1) AT360292B (it)
BE (1) BE875746A (it)
CA (1) CA1134583A (it)
CH (1) CH627249A5 (it)
DE (2) DE2944651C1 (it)
GB (1) GB2036225B (it)
IT (1) IT1112891B (it)
NL (1) NL185365C (it)
SE (1) SE438727B (it)
WO (1) WO1979000961A1 (it)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0058175B2 (en) * 1980-08-22 1992-05-06 Industrial Pipe Systems Pty. Limited Electric fusion pipe fittings
CH648393A5 (de) * 1980-08-29 1985-03-15 Werner Sturm Elektro-schweissmuffe aus einem thermoplast zum verbinden von leitungselementen aus thermoplast.
US4626308A (en) * 1983-02-18 1986-12-02 The Victaulic Company Plc Method of making welded pipe joints
US4631107A (en) * 1985-05-16 1986-12-23 Central Plastics Company Thermoplastic fitting electric heat welding apparatus
US4602148A (en) * 1985-05-16 1986-07-22 Central Plastics Company Thermoplastic fitting electric heat welding method and apparatus
US4642155A (en) * 1985-05-16 1987-02-10 Central Plastics Company Thermoplastic fitting electric heat welding method and apparatus
US4684789A (en) * 1986-04-17 1987-08-04 Central Plastics Company Thermoplastic fitting electric welding method and apparatus
US4894521A (en) * 1988-11-21 1990-01-16 Central Plastics Company Electric heating element for fusing thermoplastic materials
US5835679A (en) 1994-12-29 1998-11-10 Energy Converters, Inc. Polymeric immersion heating element with skeletal support and optional heat transfer fins
US5916468A (en) * 1996-07-08 1999-06-29 Hitachi Metals Ltd. Electrically weldable pipe joint and production method thereof
NL1009169C2 (nl) * 1998-05-14 1999-11-16 Polva Pipelife Bv Lasmofverbinding voor hogedrukleiding.
US6263158B1 (en) 1999-05-11 2001-07-17 Watlow Polymer Technologies Fibrous supported polymer encapsulated electrical component
US6188051B1 (en) 1999-06-01 2001-02-13 Watlow Polymer Technologies Method of manufacturing a sheathed electrical heater assembly
US6392208B1 (en) 1999-08-06 2002-05-21 Watlow Polymer Technologies Electrofusing of thermoplastic heating elements and elements made thereby
AU780812B2 (en) * 1999-09-14 2005-04-21 Georg Fischer Wavin Ag Improved welding socket
US6441352B1 (en) 2000-01-05 2002-08-27 Ef Technologies, Inc. Apparatus for electrically heat welding thermoplastic fittings and method of using the same
US6433317B1 (en) 2000-04-07 2002-08-13 Watlow Polymer Technologies Molded assembly with heating element captured therein
US6392206B1 (en) 2000-04-07 2002-05-21 Waltow Polymer Technologies Modular heat exchanger
US6519835B1 (en) 2000-08-18 2003-02-18 Watlow Polymer Technologies Method of formable thermoplastic laminate heated element assembly
US6539171B2 (en) 2001-01-08 2003-03-25 Watlow Polymer Technologies Flexible spirally shaped heating element
CN112774000A (zh) * 2020-12-30 2021-05-11 东莞科威医疗器械有限公司 股动静脉插芯及其加工工艺

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1071433B (it) * 1959-12-17
US2223434A (en) * 1939-06-03 1940-12-03 Lock Joint Pipe Co Pipe joint
US3094452A (en) * 1955-07-23 1963-06-18 Sued West Chemie Gmbh Method of making interlocked welded connections between shaped thermoplastic articles
NL236188A (it) * 1958-02-17
US3954541A (en) * 1971-06-01 1976-05-04 Mannesmann A.G. Welding of thermoplastics through resistance heating
FR2182587A1 (en) * 1972-01-21 1973-12-14 Corre Henri Le Welding strip or tool - using sinusoidal resistance wire to avoid longitudinal thermal expansion
NL175458C (nl) * 1973-03-14 1984-11-01 Sturm Werner Werkwijze voor het vervaardigen van een lasmof voor thermoplastische buizen.

Also Published As

Publication number Publication date
WO1979000961A1 (en) 1979-11-15
GB2036225A (en) 1980-06-25
IT1112891B (it) 1986-01-20
US4349219A (en) 1982-09-14
BE875746A (fr) 1979-10-22
EP0014712A1 (de) 1980-09-03
CA1134583A (en) 1982-11-02
SE438727B (sv) 1985-04-29
EP0014712B1 (de) 1982-01-20
JPS6212437B2 (it) 1987-03-18
IT7922029A0 (it) 1979-04-19
JPS55500185A (it) 1980-04-03
GB2036225B (en) 1982-09-15
AT360292B (de) 1980-12-29
ATA244679A (de) 1980-05-15
CH627249A5 (it) 1981-12-31
NL185365B (nl) 1989-10-16
NL7902457A (nl) 1979-10-23
DE2944651C1 (de) 1987-07-16
SE7910514L (sv) 1979-12-20
DE2944651D2 (en) 1980-11-13

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
SNR Assignments of patents or rights arising from examined patent applications

Owner name: WAVIN B.V.

V1 Lapsed because of non-payment of the annual fee

Effective date: 19951001