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JP2578637B2 |
Soft porous polymer tubes 1 are fastened into a fastening seat 2 by remoulding the tube ends by compression to remove porosity before insertion into the seat or by pressure insertion of a hard, strong tube 3 into each porous tube end, af...
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JPH0929836A |
To provide a mold capable of simply conducting the molding operation of an inlet and shortening a molding cycle. An enlarging unit 1 for molding an enlarged inlet is provided in an inner mold A to be press injected to the end of a heated...
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JP2571453B2 |
A device for forming a rolled rim (R) at the unrimmed mouth of the body of a container (C) having a body which is fabricated from a sheet of an expanded thermoplastic material, the device including a first member with a first annular rim...
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JPH091657A |
PURPOSE: To produce a reducer constituted of large and small diameter pipe parts, keeping a required dimension over a long period of time and constituted so as not to be deformed even if heated and welded. CONSTITUTION: At first, the end...
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JPH091658A |
PURPOSE: To provide a chamfering apparatus requiring no skill or experience when the end of a pipe made of a synthetic resin is chamfered and enhanced in treatment efficiency to a large extent. CONSTITUTION: An apparatus for chamfering t...
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JP2567758B2 |
PURPOSE: To dispense with the grinding processing of the inner surface of an end part and to improve the sealability of the end part, the vibration absorbing efficiency or assembling properties of a hose and productivity and mechanical c...
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JP2566622B2 |
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JP2568102B2 |
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JPH08336892A |
PURPOSE: To so connect a plastic tube as not to form a groove for causing the engagement of a conveying material by holding a slide core at the position where a guide protrudes from a recess by an electric force not lower than the pressu...
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JP2520442Y2 |
A variable pitch multi-blade propeller suitable for use on a helicopter is constructed of a foam preform joined with a fibrous spar enclosed in resin-impregnated foils and fitted with a metal leading edge. Various components are assemble...
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JP2562190B2 |
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JP2562191B2 |
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JP2558592B2 |
PURPOSE: To enhance the working efficiency of assembling work, etc., by bending a rubber tube to easily and accurately attach the same to a ring member. CONSTITUTION: After a rubber tube 6 is inserted in a holder 15 through an outer ring...
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JP2554842B2 |
PURPOSE: To provide a process and an apparatus being simple and effective in cost for forming an outwardly rolled lip on a cylindrical container body. CONSTITUTION: A rolled lip forming apparatus includes a mandrel 30 having a cylindrica...
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JP2556555B2 |
For fusion-welding together porous tube ends and a tube plate, the tube ends projecting in the tube plate are melted to form a melt. Part of the melt is directed radially outwards, so that it lies on the end face of the tube plate. Subse...
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JPH08300505A |
PURPOSE: To provide a general type apparatus for producing a corrugated pipe of a thermoplastic resin constituted so that auxiliary mold segment halves can be inserted in and removed from a molding route under a low structural condition....
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JPH08300475A |
PURPOSE: To provide a receiving mouth structure capable of obtaining high dimensional accuracy even if formed by employing a method expanding the diameter of the end part of a crystalline synthetic resin pipe. CONSTITUTION: In a receivin...
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JPH08300504A |
PURPOSE: To provide a method for fixing an outer tube to an inner tube wherein a fireproof double layer tube is provided by fixing the outer tube to the inner tube without making any member stand in a gap between the inner tube and the o...
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JPH08300476A |
PURPOSE: To provide a receiving mouth structure capable of obtaining high dimensional accuracy even if formed by employing a method expanding the diameter of the end part of a crystalline synthetic resin pipe. CONSTITUTION: In a receivin...
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JPH08285168A |
PURPOSE: To provide a branch pipe joint by which rigidity of a rising branch part and fusing joining strength of the rising branch part and a short pipe can be enhanced. CONSTITUTION: A branch pipe joint A is constituted in such a way th...
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JP2549438B2 |
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JPH08280818A |
To provide a technique for conducting a breaking test to a welded plastic tube by a method for confirming intensity of one of the welds simultaneously formed between two primary tubes. Plastic tube sections are mutually connected in a be...
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JPH08267601A |
PURPOSE: To obtain a synthetic resin-made corrugated pipe with a plain end part having superior cut-off properties and a good connecting workability. CONSTITUTION: A synthetic resin-made corrugated pipe is so structured as to have a plai...
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JPH08267574A |
PURPOSE: To form a flare part and a flange part to the leading end of a resin tube by simple molding processing. CONSTITUTION: A mold is constituted by providing a through-hole 22 to the center position of split mold main body parts so a...
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JPH08258175A |
PURPOSE: To develop a thermoplastic resin pipe as well as its production method and facilities having a sufficient reliability even in the application to a pipe to be laid underground for sewage or the like by remarkably enhancing a flat...
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JP2537702B2 |
An apparatus for forming the edge of containers of synthetic thermoplastic material which are open at the top and terminate in an outer flange which is arched upwards from the top and then extends downwards. The apparatus includes an edg...
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JP2528430B2 |
PURPOSE: To prevent invasion of water from a connecting part of a main tube lining material by integrally connecting to the material. CONSTITUTION: A film 2 of one end of a tubular nonwoven fabric 1 in which an outer surface is covered w...
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JPH08207133A |
PURPOSE: To easily produce a resin bent pipe so that the wall thickness thereof becomes uniform over the total length of a back wall part, an inside pent part and an end part. CONSTITUTION: At first, a raw pipe 40 of which the part 41 to...
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JPH08196021A |
PURPOSE: To provide a bracket for an overhead electric wire which excels in electric insulation and by which an electric wire can be very easily mounted with stable strength without using an insulator and in which the electric insulation...
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JP2514683B2 |
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JP2515860B2 |
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JPH08174667A |
PURPOSE: To enhance the reliability of a dimension without bringing about an increase in cost by reducing the dimensional change at a time when the end part of a crystalline synthetic resin pipe formed of an olefinic resin is processed i...
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JPH08505830A |
The invention disclosure relates to a process for manufacturing a collapsible tube with a wall containing more than 60% by volume of plastic material from a substantially cylindrical, or tubular, blank. The inside and outside layers of t...
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JP2509270B2 |
PCT No. PCT/SE87/00291 Sec. 371 Date Feb. 21, 1989 Sec. 102(e) Date Feb. 21, 1989 PCT Filed Jun. 23, 1987 PCT Pub. No. WO87/07935 PCT Pub. Date Dec. 30, 1987.A method of joining tubes (A and B) having a corrugated wall (10) of fusible pl...
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JPH08156125A |
PURPOSE: To obtain a manufacture of a good quality bag with fastener by integrally extrusion forming a sheet provided with an engageable male and female fastener stripe at both the ends, and simplifying the manufacturing process before m...
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JPH08156090A |
PURPOSE: To control the holding force so that an excess holding force is not applied to a synthetic resin tube. CONSTITUTION: A method for processing the end receiving port of a synthetic resin tube 2 comprises the steps of holding the t...
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JPH08156005A |
PURPOSE: To reinforce a thin wall part and thereby improve the strength by arranging a reinforcing recessed part with an annular thick wall part on the outer periphery at the surface region of a molding corresponding to the gas injection...
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JPH08142189A |
PURPOSE: To provide an apparatus and a method for forming the reception port in which a thermoplastic resin tube with a reception port having excellent external appearance and durability are manufactured without mark on the end of the po...
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JPH08142188A |
PURPOSE: To mold many types of low-cost tube joints by providing a plurality of types of a large bore molding component, a small bore molding component and a taper molding component in response to the bores and the sectional shapes of th...
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JPH08142186A |
PURPOSE: To provide a method for forming the reception port of a crystalline resin tube which can form the port without dimensional change and reduce its cost. CONSTITUTION: The method for forming the reception port of a crystalline resi...
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JPH08142222A |
PURPOSE: To provide a branching mold in which a branching part having substantially equal diameter to the bore of a thermoplastic resin tube to be branched is formed perpendicularly to the axial center of the tube. CONSTITUTION: This bra...
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JPH08132524A |
PURPOSE: To provide a receiving mouth mold which facilitates a receiving-mouth having a stabilized receiving mouth in a desired dimension, even when adapted to the molding of the receiving mouth of a thermoplastic resin pipe P using a cr...
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JPH08132476A |
PURPOSE: To mold the receiving mouth having good appearance of a thermal resin pipe composed of a crystalline resin such as polyethylene with good productivity without generating the dimensional change of the receiving mouth. CONSTITUTIO...
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JPH08127185A |
PURPOSE: To constitute an eyelet so that neither buckling of the eyelet nor irregularity of bent parts nor disconnection of the bent parts from a binding hole are generated, by a method wherein an angle tilting diagonally to the lower si...
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JPH08127064A |
PURPOSE: To facilitate the connection work to a joint, to enhance the reliability of connection strength and to prevent not only the generation of a cut powder at the time of the formation of a screw part but also the reduction of fiber ...
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JPH08108462A |
PURPOSE: To eliminate a bad allowance of a pipe end and difficulty of closely connecting a sealing by heating an end of the pipe, engaging a cylindrical surface with a sealing ring to form a groove on a wall of the pipe end, retaining an...
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JPH08103953A |
PURPOSE: To provide a mold for forming a tube end receiving port in which a mold is not necessarily replaced each time the size of a thermoplastic resin tube is altered. CONSTITUTION: A plurality of cylindrical molds 11, 12, 13 having di...
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JPH0885152A |
PURPOSE: To economically block the end of a resin tube by heating the inner surface of the end by heating means inserted into the end, then crushing the end by an external pressure while drawing the means, and heat sealing the inner surf...
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JPH0825222B2 |
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JPH0868487A |
PURPOSE: To provide an end part treatment method that can improve the durability of a composite pipe and prevent the infiltration of a fluid into the fiber layer of the composite pipe. CONSTITUTION: A composite pipe having an outer surfa...
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