JPS5852969Y2 - 熱収縮性シ−ト - Google Patents
熱収縮性シ−トInfo
- Publication number
- JPS5852969Y2 JPS5852969Y2 JP1978161546U JP16154678U JPS5852969Y2 JP S5852969 Y2 JPS5852969 Y2 JP S5852969Y2 JP 1978161546 U JP1978161546 U JP 1978161546U JP 16154678 U JP16154678 U JP 16154678U JP S5852969 Y2 JPS5852969 Y2 JP S5852969Y2
- Authority
- JP
- Japan
- Prior art keywords
- sheet
- heat
- shrinkable
- main body
- tongues
- 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.)
- Expired
Links
Classifications
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- 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
- B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
- B29C61/003—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor characterised by the choice of material
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- 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
- B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
- B29C61/06—Making preforms having internal stresses, e.g. plastic memory
- B29C61/0608—Making preforms having internal stresses, e.g. plastic memory characterised by the configuration or structure of the preforms
- B29C61/0625—Preforms comprising incorporated or associated heating means
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- 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
- B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
- B29C61/06—Making preforms having internal stresses, e.g. plastic memory
- B29C61/10—Making preforms having internal stresses, e.g. plastic memory by bending plates or sheets
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- 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
- B29C65/3428—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 said at least a single wire having a waveform, e.g. a sinusoidal form
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- 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
- B29C65/348—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 with a polymer coating
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- 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
- B29C65/66—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by liberation of internal stresses, e.g. shrinking of one of the parts to be joined
- B29C65/68—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by liberation of internal stresses, e.g. shrinking of one of the parts to be joined using auxiliary shrinkable elements
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- 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
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- 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
- B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
- B29C66/124—Tongue and groove joints
- B29C66/1248—Interpenetrating groove joints
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- 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
- B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
- B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
- B29C66/43—Joining a relatively small portion of the surface of said articles
- B29C66/432—Joining a relatively small portion of the surface of said articles for making tubular articles or closed loops, e.g. by joining several sheets ; for making hollow articles or hollow preforms
- B29C66/4322—Joining a relatively small portion of the surface of said articles for making tubular articles or closed loops, e.g. by joining several sheets ; for making hollow articles or hollow preforms by joining a single sheet to itself
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- 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
- B29C66/53—Joining single elements to tubular articles, hollow articles or bars
- B29C66/532—Joining single elements to the wall of tubular articles, hollow articles or bars
- B29C66/5324—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length
- B29C66/53241—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length said articles being tubular and said substantially annular single elements being of finite length relative to the infinite length of said tubular articles
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- 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
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
- B29C66/723—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered
- B29C66/7232—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered comprising a non-plastics layer
- B29C66/72321—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered comprising a non-plastics layer consisting of metals or their alloys
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- 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
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
- B29C66/737—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined
- B29C66/7371—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined oriented or heat-shrinkable
- B29C66/73715—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined oriented or heat-shrinkable heat-shrinkable
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- 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
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- 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
- F16L47/20—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics based principally on specific properties of plastics
- F16L47/22—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics based principally on specific properties of plastics using shrink-down material
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/08—Cable junctions
- H02G15/18—Cable junctions protected by sleeves, e.g. for communication cable
- H02G15/1806—Heat shrinkable sleeves
- H02G15/1813—Wraparound or slotted sleeves
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- 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
- B29C65/3444—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 being a ribbon, band or strip
- B29C65/3452—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 being a ribbon, band or strip forming a sleeve, e.g. a wrap-around sleeve
-
- 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"
- B29C65/3468—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 means for supplying heat to said heated elements which remain in the join, e.g. special electrical connectors of windings
-
- 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
- B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
- B29C65/4805—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the type of adhesives
- B29C65/481—Non-reactive adhesives, e.g. physically hardening adhesives
- B29C65/4815—Hot melt adhesives, e.g. thermoplastic adhesives
-
- 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
- B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
- B29C65/50—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like
- B29C65/5042—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like covering both elements to be joined
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- 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
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- 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
- B29C66/526—Joining bars
- B29C66/5261—Joining bars for forming coaxial connections, i.e. the bars to be joined forming a zero angle relative to each other
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- 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
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
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- 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
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
- B29C66/737—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined
- B29C66/7375—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined uncured, partially cured or fully cured
- B29C66/73753—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined uncured, partially cured or fully cured the to-be-joined area of at least one of the parts to be joined being partially cured, i.e. partially cross-linked, partially vulcanized
- B29C66/73754—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined uncured, partially cured or fully cured the to-be-joined area of at least one of the parts to be joined being partially cured, i.e. partially cross-linked, partially vulcanized the to-be-joined areas of both parts to be joined being partially cured
-
- 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
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
- B29C66/737—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined
- B29C66/7377—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined amorphous, semi-crystalline or crystalline
- B29C66/73775—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined amorphous, semi-crystalline or crystalline the to-be-joined area of at least one of the parts to be joined being crystalline
- B29C66/73776—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined amorphous, semi-crystalline or crystalline the to-be-joined area of at least one of the parts to be joined being crystalline the to-be-joined areas of both parts to be joined being crystalline
-
- 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
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
- B29C66/739—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset
- B29C66/7394—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoset
- B29C66/73941—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoset characterised by the materials of both parts being thermosets
-
- 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
- B29C70/685—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 by laminating inserts between two plastic films or plates
- B29C70/687—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 by laminating inserts between two plastic films or plates the inserts being oriented, e.g. nets or meshes
-
- 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
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
- B29K2023/06—PE, i.e. polyethylene
-
- 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
- B29K2105/24—Condition, form or state of moulded material or of the material to be shaped crosslinked or vulcanised
-
- 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
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0037—Other properties
- B29K2995/0049—Heat shrinkable
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/913—Material designed to be responsive to temperature, light, moisture
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24777—Edge feature
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31855—Of addition polymer from unsaturated monomers
- Y10T428/31909—Next to second addition polymer from unsaturated monomers
- Y10T428/31913—Monoolefin polymer
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cable Accessories (AREA)
- Insulating Bodies (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Description
【考案の詳細な説明】
本考案は通電により発熱し、その発熱によって軟化熱収
縮する熱収縮性高分子物質製シートに関し、さらに詳し
くは両端縁部を互いに接合して筒体としたのち、熱収縮
させて使用する目的で作られるシートの接合部構造の改
良に関するものである。
縮する熱収縮性高分子物質製シートに関し、さらに詳し
くは両端縁部を互いに接合して筒体としたのち、熱収縮
させて使用する目的で作られるシートの接合部構造の改
良に関するものである。
従来より長尺管路や電気ケーブルなどの接続部の保護防
食等の目的でゴムまたはプラスチックからなる熱収縮性
のシートやチューブなどの成形体がよく利用されている
。
食等の目的でゴムまたはプラスチックからなる熱収縮性
のシートやチューブなどの成形体がよく利用されている
。
しかるに従来はこれらシートやチューブの加熱の方法と
して通常LPGバーナーなどによる直火加熱方式が採用
されていたため成形体表面がしばしば強熱により劣化し
著しくその性能が低下していたうえ、被装着体が大きい
場合例えば直径1mmの鋼管などの場合には、全体を同
時に一様に加熱することは事実上不可能であり、部分的
な収縮の結果残留応力を内蔵したまま使用に供されるこ
ととなり好ましくない。
して通常LPGバーナーなどによる直火加熱方式が採用
されていたため成形体表面がしばしば強熱により劣化し
著しくその性能が低下していたうえ、被装着体が大きい
場合例えば直径1mmの鋼管などの場合には、全体を同
時に一様に加熱することは事実上不可能であり、部分的
な収縮の結果残留応力を内蔵したまま使用に供されるこ
ととなり好ましくない。
そこで本考案者らはこのような問題点に対処するため先
に熱収縮性高分子物質製シートの内部に該シートの収縮
性を阻害しないように通電によって発熱可能な電気導体
を内装した熱収縮性高分子物質製シートを提案した。
に熱収縮性高分子物質製シートの内部に該シートの収縮
性を阻害しないように通電によって発熱可能な電気導体
を内装した熱収縮性高分子物質製シートを提案した。
本考案の目的はこのような熱収縮性高分子物質製シート
において互いに接合すべき両端部を強固に結合可能でか
つ感圧性接着剤の接着効果を著しく高めることのできる
構造を付与した熱収縮性高分子物質製シートを提供する
ことにある。
において互いに接合すべき両端部を強固に結合可能でか
つ感圧性接着剤の接着効果を著しく高めることのできる
構造を付与した熱収縮性高分子物質製シートを提供する
ことにある。
以下第1乃至3図を参照して本考案シートの構造及び使
用法を詳述する。
用法を詳述する。
図において、1は熱収縮性高分子物質製シートで、これ
は熱収縮性ゴムまたはプラスチック製のシート本体部2
と、該本体部2の両端部にそれぞれ一体に連設形成され
た本体部と同一材質からなる接合用舌片3,4および1
5.6と、シート本体部2および接合用舌片3,6に或
の収縮性を阻害しないようにそれぞれ巾方向に順次折返
し状に内装された電熱線7とから構成されている。
は熱収縮性ゴムまたはプラスチック製のシート本体部2
と、該本体部2の両端部にそれぞれ一体に連設形成され
た本体部と同一材質からなる接合用舌片3,4および1
5.6と、シート本体部2および接合用舌片3,6に或
の収縮性を阻害しないようにそれぞれ巾方向に順次折返
し状に内装された電熱線7とから構成されている。
即ち電熱線7はシート本体部2および該本体部2の両端
部にそれぞれ形成された各々2枚の舌片3,4および5
,6のうちシート本体部2に対して互いに表裏をなす側
に位置する舌片に内装される(図では舌片3,6に内装
した場合を例示している)ものであり、勿論舌片3,6
に内装する代りに舌片4および5に電熱線を内装するこ
とができることはいうまでもない。
部にそれぞれ形成された各々2枚の舌片3,4および5
,6のうちシート本体部2に対して互いに表裏をなす側
に位置する舌片に内装される(図では舌片3,6に内装
した場合を例示している)ものであり、勿論舌片3,6
に内装する代りに舌片4および5に電熱線を内装するこ
とができることはいうまでもない。
8は各舌片3,4および5,6の各内面に塗布された両
端部接合用の熱溶融性接着剤層、9はシート本体部2の
内面所定位置に塗布された被装着体と熱収縮性シートと
の間を水密に形成するための熱溶融性接着剤層である。
端部接合用の熱溶融性接着剤層、9はシート本体部2の
内面所定位置に塗布された被装着体と熱収縮性シートと
の間を水密に形成するための熱溶融性接着剤層である。
本考案の熱収縮性高分子物質製シート1の使用法は図示
していない管体接続部に巻きつけ、第3図のごとく両端
の各舌片3,5.4および6を交互にがつ電熱線7が埋
設されている舌片6および3がそれぞれ最内側と最外層
に位置するように重ね合わせ、該重ね合せ部の外側を耐
熱性粘着テープで仮止め固定したのち電熱線に通電して
加熱収縮させると、この接合部においては最内層の舌片
6に埋設された電熱線は該舌片6と鋼管との密着による
熱移動を効果的に補い内外の接着剤8および9に充分か
つ均一な熱を与えてその接着効果を完全に発揮させる。
していない管体接続部に巻きつけ、第3図のごとく両端
の各舌片3,5.4および6を交互にがつ電熱線7が埋
設されている舌片6および3がそれぞれ最内側と最外層
に位置するように重ね合わせ、該重ね合せ部の外側を耐
熱性粘着テープで仮止め固定したのち電熱線に通電して
加熱収縮させると、この接合部においては最内層の舌片
6に埋設された電熱線は該舌片6と鋼管との密着による
熱移動を効果的に補い内外の接着剤8および9に充分か
つ均一な熱を与えてその接着効果を完全に発揮させる。
また最外層の舌片3に埋設された電熱線は舌片3の外気
との接触による熱移動を効果的に補い接着剤8に充分な
熱を与えて舌片3,5を完全に接着せしめることができ
る。
との接触による熱移動を効果的に補い接着剤8に充分な
熱を与えて舌片3,5を完全に接着せしめることができ
る。
次に本考案シートの一実施例を示す。
実施例
厚さ150μ、巾7QQmmの長さ1950 mrnの
架橋ポリエチレン製フィルムを積層熱溶着しながら該積
層工程中においてQ、Qg mm2の電熱線を中央シー
ト本体部および両端部の各舌片に第2図のように埋設配
置して両端部120mmがそれぞれ厚さ方向に各々2枚
の舌片3,4および5,6をもった厚さ1mmのシート
を作った。
架橋ポリエチレン製フィルムを積層熱溶着しながら該積
層工程中においてQ、Qg mm2の電熱線を中央シー
ト本体部および両端部の各舌片に第2図のように埋設配
置して両端部120mmがそれぞれ厚さ方向に各々2枚
の舌片3,4および5,6をもった厚さ1mmのシート
を作った。
なお電熱線の配管にあたっては全長を6区間に分割して
途中タップを出し並列に給電できるようにし、また両端
部の各1区間は舌片都電熱線とこれに隣接するシート本
体部電熱線を合わせて1区間として他の区間と同一抵抗
値になるようにした。
途中タップを出し並列に給電できるようにし、また両端
部の各1区間は舌片都電熱線とこれに隣接するシート本
体部電熱線を合わせて1区間として他の区間と同一抵抗
値になるようにした。
得られた熱収縮性シートを60OA鋼管に巻付けその両
端舌片を第3図のように重ね合わせ、この接合部上に粘
着テープを巻回して仮止めしたのち内蔵する電熱線全体
に通電して加熱収縮させた。
端舌片を第3図のように重ね合わせ、この接合部上に粘
着テープを巻回して仮止めしたのち内蔵する電熱線全体
に通電して加熱収縮させた。
通電停止後、冷却して形成された被覆層の接合部を切開
して調べたところ各舌片に塗布した接着剤は加熱流動し
て各舌片の間隙を完全に埋めると共に相互に完全に接続
していた。
して調べたところ各舌片に塗布した接着剤は加熱流動し
て各舌片の間隙を完全に埋めると共に相互に完全に接続
していた。
またシート本体部内面の接着剤も流動して鋼管との間に
水密状態を形成していた。
水密状態を形成していた。
比較例として、舌片3部の代りに舌片4部に電熱線を埋
設したものをテストしたが、接合部における舌片3,5
間の温度上昇が充分に行なわれないうちに舌片4,5お
よび舌片4,6間の接着剤が過熱されて流出したり、熱
分解したりする不都合が起き完全かつ強固な接合部は形
成できながった。
設したものをテストしたが、接合部における舌片3,5
間の温度上昇が充分に行なわれないうちに舌片4,5お
よび舌片4,6間の接着剤が過熱されて流出したり、熱
分解したりする不都合が起き完全かつ強固な接合部は形
成できながった。
この考案は上述のごとく熱収縮性高分子物質製シート本
体部の両端部に各々2枚の接合用舌片を形成すると共に
該各2枚のの舌片うちシート本体部及び該本体部に対し
て互いに表裏をなす側に位置する舌片に加熱用電気導体
を内装するようにしたため該両端部接合時に上記各舌片
を互いに重ね合せ状にかつ加熱用電気導体を内装した舌
片をそれぞれ最内層と最外層に位置するように係合させ
て通電し加熱収縮さ、することかできるので形成された
端部接合部では接着剤の流動に必要な充分な熱が均一な
温度分布で付与され両端接合部を強固にかつ一体に接合
でき、管体接合部等の良性能の被覆層を形成でき、特性
向上に大きく寄与するものである。
体部の両端部に各々2枚の接合用舌片を形成すると共に
該各2枚のの舌片うちシート本体部及び該本体部に対し
て互いに表裏をなす側に位置する舌片に加熱用電気導体
を内装するようにしたため該両端部接合時に上記各舌片
を互いに重ね合せ状にかつ加熱用電気導体を内装した舌
片をそれぞれ最内層と最外層に位置するように係合させ
て通電し加熱収縮さ、することかできるので形成された
端部接合部では接着剤の流動に必要な充分な熱が均一な
温度分布で付与され両端接合部を強固にかつ一体に接合
でき、管体接合部等の良性能の被覆層を形成でき、特性
向上に大きく寄与するものである。
第1図は本考案の1例を示す概略平面図、第2図は第1
図のA−A線断面図、第3図は各舌片の接合状態を示す
概略断面図である。 1:熱収縮性高分子物質製シート、2ニジニド本体部、
3,4,5,6 :舌片、7:電熱線、8,9:接着剤
。
図のA−A線断面図、第3図は各舌片の接合状態を示す
概略断面図である。 1:熱収縮性高分子物質製シート、2ニジニド本体部、
3,4,5,6 :舌片、7:電熱線、8,9:接着剤
。
Claims (1)
- シート本体部と、該本体部の両端部にそれぞれ連設形成
された各々2枚の接合用舌片からなる加熱用電気導体を
内蔵させた熱収縮性高分子物質性シートであって、上記
シート本体部および上記両端部の各1枚の舌片であって
上記シート本体部に対して互いに表裏をなす側に位置す
る舌片に前記熱収縮性シートの熱収縮性を阻害しないよ
うに加熱用電気導体を内蔵せしめたことを特徴とする熱
収縮性シート。
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1978161546U JPS5852969Y2 (ja) | 1978-11-25 | 1978-11-25 | 熱収縮性シ−ト |
DE7979301729T DE2966521D1 (en) | 1978-09-01 | 1979-08-23 | Heat shrinkable covers |
EP79301729A EP0008912B1 (en) | 1978-09-01 | 1979-08-23 | Heat shrinkable covers |
CA000334425A CA1136195A (en) | 1978-09-01 | 1979-08-24 | Heat shrinkable covers |
ES79483794A ES483794A1 (es) | 1978-09-01 | 1979-08-31 | Envoltura de resina sintetica termocontraible |
AU50482/79A AU512641B2 (en) | 1978-09-01 | 1979-08-31 | Heat shrinkable covers |
BR7905632A BR7905632A (pt) | 1978-09-01 | 1979-08-31 | Cobertura de resina sintetica termicamente contratil |
US06/095,599 US4252849A (en) | 1978-11-25 | 1979-11-19 | Heat shrinkable covers |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1978161546U JPS5852969Y2 (ja) | 1978-11-25 | 1978-11-25 | 熱収縮性シ−ト |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5579024U JPS5579024U (ja) | 1980-05-31 |
JPS5852969Y2 true JPS5852969Y2 (ja) | 1983-12-02 |
Family
ID=15737154
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1978161546U Expired JPS5852969Y2 (ja) | 1978-09-01 | 1978-11-25 | 熱収縮性シ−ト |
Country Status (2)
Country | Link |
---|---|
US (1) | US4252849A (ja) |
JP (1) | JPS5852969Y2 (ja) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3135766C2 (de) * | 1981-09-09 | 1986-08-28 | Siemens AG, 1000 Berlin und 8000 München | Längsgeteilter Schlauch aus thermoplastischem Kunststoff mit Formgedächtnis |
DE3148135A1 (de) * | 1981-12-04 | 1983-06-09 | Siemens AG, 1000 Berlin und 8000 München | Laengsgeteilter schlauch aus schrumpfbarem material mit verschlusselementen entlang der laengsraender |
US4921648A (en) * | 1983-04-02 | 1990-05-01 | Raychem Corporation | Method of joining an article comprising a conductive polymer composition to a polymeric substrate |
US4853165A (en) * | 1984-04-04 | 1989-08-01 | Raychem Corporation | Method of using heat-recoverable articles comprising conductive polymer compositions |
US5030487A (en) * | 1984-04-04 | 1991-07-09 | Raychem Corporation | Heat recoverable article comprising conductive polymer compositions |
ATE81194T1 (de) * | 1984-04-04 | 1992-10-15 | Raychem Corp | Verfahren zum verbinden von substraten. |
EP0201922A1 (de) * | 1985-05-17 | 1986-11-20 | RXS Schrumpftechnik-Garnituren GmbH | Wärmeschrumpfbare Verbindung aus einer Veränderbaren Nut und einem Gegenelement |
ZA927897B (en) * | 1991-11-19 | 1993-04-21 | Johannes Jacobus Du Preez | Heating tile. |
GB9207175D0 (en) * | 1992-04-01 | 1992-05-13 | Raychem Sa Nv | Environmental protection |
GB2269338B (en) * | 1992-08-06 | 1996-09-25 | Victaulic Plc | A process for the joining of polyolefin bodies |
US6884480B2 (en) | 1995-05-19 | 2005-04-26 | Cryovac, Inc. | Film containing alpha-olefin/vinyl aromatic copolymer |
US6681808B2 (en) * | 2002-03-13 | 2004-01-27 | Oki Electric Industry Co, Ltd. | Flexible tube for vacuum system |
FR2858802B1 (fr) * | 2003-08-14 | 2007-01-19 | Eco Creation | Plateforme et structure flottantes gonflables et leur utilisation pour des activites aquatiques |
NL1025960C2 (nl) * | 2004-04-16 | 2005-10-18 | Spectralyte Res & Dev B V | Werkwijze en inrichting voor vervaardigen van een voortbrengsel uit composiet materiaal. |
US20080292393A1 (en) * | 2007-05-23 | 2008-11-27 | Toyota Motor Engineering & Manufacturing North America, Inc. | Plastic semi-permanent retainer ring |
US20110070389A1 (en) * | 2009-09-22 | 2011-03-24 | Berry Plastics Corporation | Multi-layer woven heat-shrinkable coating |
CA2704406A1 (en) * | 2010-05-19 | 2011-11-19 | Shawcor Ltd. | Casing member for forming a connection between tubular sections and use thereof for forming connections |
EP3429042B1 (en) | 2017-07-14 | 2022-08-03 | Tyco Electronics Raychem GmbH | Heat shrink component, and method of assembling a heat shrink component |
US11146050B2 (en) * | 2019-04-18 | 2021-10-12 | Illinois Tool Works Inc. | Apparatus, systems, and methods for increasing the lifespan of welding cable covers |
US20210159686A1 (en) * | 2019-11-22 | 2021-05-27 | II Elmer Kastelic | Open Heat Shrink Device |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL130678C (ja) * | 1960-07-15 | 1900-01-01 | ||
US3655503A (en) * | 1969-01-13 | 1972-04-11 | Crown Zellerbach Corp | Package of composite film with peelable, heatsealable surfaces |
US4085286A (en) * | 1974-09-27 | 1978-04-18 | Raychem Corporation | Heat-recoverable sealing article with self-contained heating means and method of sealing a splice therewith |
US4084028A (en) * | 1975-02-12 | 1978-04-11 | Rasmussen O B | High strength laminate |
-
1978
- 1978-11-25 JP JP1978161546U patent/JPS5852969Y2/ja not_active Expired
-
1979
- 1979-11-19 US US06/095,599 patent/US4252849A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS5579024U (ja) | 1980-05-31 |
US4252849A (en) | 1981-02-24 |
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