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JPS5928416B2 |
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JPS5928417B2 |
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JPS59102220U |
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JPS59102219U |
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JPS59102218U |
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JPS5927661B2 |
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JPS5927662B2 |
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JPS5999031U |
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JPS5926375B2 |
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JPS5926376B2 |
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JPS5981524U |
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JPS5958521U |
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JPS5961526A |
PURPOSE: To bend a pipe without generating creases or causing flattening in bending the pipe by winding the pipe on a bender performing bending while pressing the bent part of the pipe from inside. CONSTITUTION: The tip of a pipe 1 is fi...
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JPS5950918A |
PURPOSE: To obtain a desired elbow, by providing a lead rod to the inside of a pipe, and pressing the pipe to lead out them along a bending die. CONSTITUTION: A slide die (A) having a bored hole with a desired diameter, into which a pipe...
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JPS5944619U |
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JPS5930326U |
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JPS5927724A |
PURPOSE: To reduce loads placed on rolls when an elbow is cut by providing two induction heating coils and arranging the rolls between them when heating a pipe by the induction heating coils and forming it into the elbow by an L-shaped d...
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JPS5924533A |
PURPOSE: To bend a special form hollow material, etc. at high work efficiency without causing deformation by inserting bars made of a synthetic resin into the hollow parts to be bent of a long sized hollow material. CONSTITUTION: Bars 7 ...
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JPS5913526A |
PURPOSE: To form by small force even in case of a large aperture pipe material by a simple device, by separating a short straight pipe and a moving guide cylinder of a chain spherical body, in a method for pressing the short straight pip...
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JPS58189023U |
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JPS5856331B2 |
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JPS58215225A |
PURPOSE: To manufacture an Al tube elbow having small inside bending radius by pressing a blank tube in the direction of bent part of a die by fluid pressure, and at the same time, applying fluid pressure to the inside of the tube and ex...
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JPS58212814A |
PURPOSE: To bend a material having a thin wall thickness and high workhardening index without causing excessive bent deformation, by closing and bending a pipe to be worked after inserting a prescribed elastic body into its inside, and t...
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JPS58179923U |
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JPS58166924U |
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JPS58152326U |
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JPS58163527A |
PURPOSE: To finish a bend part to provide with a nearly circular section, by injecting a low melting point alloy into the inside of a metallic pipe, solidifying it, and executing the bending work. CONSTITUTION: Into the inside of a steel...
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JPS58151922A |
PURPOSE: To prevent a pipe from collapsing due to bending from its inside, and to prevent the increase of internal resistance, by inserting the divided beads through which a flexible wire is threaded into a straight pipe, and adding a be...
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JPS58138523A |
PURPOSE: To easily bend a metallic pipe without damaging a covering layer, by inserting a bender body into a metallic pipe body, and giving a bending moment from the inside surface of the pipe by use of plural pressing dies fitted to the...
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JPS58135730A |
PURPOSE: To easily form a can opening part which is endurable to a load from the inside and the outside, by reducing the area of an opening part of a cylindrical body, and thereafter, rolling the inside and outside circumferential surfac...
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JPS5835857B2 |
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JPS5834333B2 |
1433983 Cans AMERICAN CAN CO 10 May 1974 [15 Nov 1973] 20721/74 Heading B8D [Also in Division B3] A two-piece metal can comprises a can body having integral seamless side and bottom walls 15 and 17 and a seamed-on can top closure 19, the...
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JPS5897426A |
PURPOSE: To prevent the inner surface of a shaped material from the generation of wave-shaped deformation, and to easily extract a mandrel device without causing its failure, by inserting a flexible band-plate between the mandrel device ...
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JPS5874218A |
PURPOSE: To obtain a bent pipe of a high quality without damaging the outside circumferential surface of the pipe by heating, by enclosing good conductive powder and granules into the pipe, heating and bending these powder and granules. ...
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JPS5868428A |
PURPOSE: To enlarge the minimum thickness at the outside of a bent part by bending a pipe after positioning the thick-walled part to the outer diameter side of the bent part. CONSTITUTION: An ordinary pipe 1 that has inevitable thickness...
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JPS5857323U |
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JPS5850133A |
PURPOSE: To form a good looking and a strong mouth edge simply by fitting an annular part formed in annular recessed shape to a mouth and bending and winding the lower edge of the annular part inside and outward to make them as a united ...
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JPS589224U |
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JPS589723A |
PURPOSE: To minimize deformation of sectional form of worked part that takes place at the time of working by heating the worked part of a metallic pipe partially and performing bending work applying pressure to inside of the pipe. CONSTI...
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JPS58928B2 |
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JPS5761491B2 |
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JPS5759921B2 |
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JPS57194726U |
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JPS57185437U |
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JPS5750487B2 |
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JPS57171526A |
PURPOSE: To eliminate the need of various types of tools as conventional, by achieving bending processing without deformation of the cross section of pipes having different diameters, through the insertion of a pipe to a coil spring and ...
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JPS57163121U |
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JPS57156841A |
PURPOSE: To bend a grooved strip material easily and correctly without deforming and damaging the same in the stage of bending said material by setting spring leaves in the grooves in the working position. CONSTITUTION: Spring leaves 3aW...
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JPS57152319A |
PURPOSE: To enable manufacture of an elbow without causing deformation in manufacturing an elbow from a metallic tube by filling a material made up of metallic grains and fine heat resisting sand having greater coefficient of thermal exp...
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JPS57152320A |
PURPOSE: To enable manufacture of an elbow free from deformation in bending an elbow having a straight tube part on one side or on both sides by filling the whole bending part with a specified filling material and providing a stopper tha...
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