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Patent Searching and Data


Matches 651 - 700 out of 7,072

Document Document Title
JP5076690B2  
JP2012218006A
To allow bending work by a smaller curvature radius by reducing wrinkles which are generated on the inside of an executing part in the bending work of a metal tube with a hot working device.A guide device 13 arranged between a heating de...  
JP2012218000A
To reduce a material loss by attaining efficient working to a target bending angle with high accuracy.This reinforcing bar bending apparatus includes a bending angle setting means 20 for setting the bending angle of a reinforcing bar bas...  
JP2012213783A
To provide bending and forming technology for a pipe-like member, allowing securement of high dimensional accuracy, and allowing reduction of production cost through reduction of machining man-hours and simplification of equipment.This b...  
JP5067783B2  
JP5059462B2  
JP2012197488A
To produce a heat-treated steel material by heating a steel material that has a closed cross-sectional shape while transferring the same in its axial direction and suppressing change of heating temperature in the longitudinal and/or circ...  
JP2012524662A  
JP5044045B2  
JP5038819B2  
JP5040189B2  
JP5039767B2  
JP5037020B2  
JP5036356B2  
JP5036449B2  
JP2012166227A
To uniformly heat a steel pipe by using a high-frequency heating coil, in a hot working device of the steel pipe.The steel pipe W fed out of a bending pivot member 12 of a steel pipe feed-out device 11 is induction-heated by passing the ...  
JP2012166246A
To enable highly accurate bending of a pipe by using a mandrel.A mandrel 14 includes a sphere surface part 22 of a hemisphere surface shape that is fitted attachably and detachably with threaded parts 24, 27 to the distal end of a body 2...  
JP5020305B2  
JP5012972B2  
JP5014851B2  
JP5005378B2  
JP2012152758A
To provide a bending device of a pipe equipped with a rotation means for a pipe which can be realized with ease and at a low cost, capable of changing bending direction and can be utilized even with a pipe of different bending shape.A fe...  
JP4995511B2  
JP4993951B2  
JP2012143772A
To provide a method for bending a titanium member under a dry environment, and to provide a tool for bending the same.The bending tool includes a fine uneven portion with fine asperities having a maximum surface roughness of ≥3 μm but...  
JP4988426B2  
JP4984035B2  
JP2012135797A
To provide a method of bending work of a metal pipe reducible of a springback amount than before, simplifying work operation, and improving efficiency.In the method, the metal pipe is fitted in a pipe guide recess 21 formed on the outer ...  
JP2012135786A
To provide a method which prevents a crease or a flatness from being caused at a bending part when bending a thin-walled steel pipe by using a rotary draw-bending method and enables bending to be efficiently carried out.In carrying out t...  
JP4976596B1  
JP4972150B2  
JP4972548B2  
JP4960781B2  
JP2012115855A
To provide a method of manufacturing a bend-shaped pipe which is small in thickness difference between the inside and the outside of a bend portion.The method includes a process where an uneven thickness pipe 1A which is gradually thicke...  
JP4947828B2  
JP4946206B2  
JP4942387B2  
JP4941054B2  
JP2012096260A
To provide a method for compressing and bending a metallic stripe material in which a leading side clamp 48 is an outer face gripping type and has a large application range, an attachment 50 for preventing a neck from fracturing is fixab...  
JP2012091187A
To provide an automatic supply technology of a square pipe material.As shown in Figure (b), a core metal 31 is assumed to be inclined. A block member 34 is inclined by corresponding to the inclination of the core metal 31 as shown in (a)...  
JP4934283B2  
JP2012086263A
To provide a power stop bender with which pipe is surely bent at a fixed angle in a short time without requiring skill for pipe bending work using a bender.A stopper having a top surface is provided on the extension line on the opposite ...  
JP2012081506A
To obtain a method and an apparatus for bending a long member, with which it is possible to satisfactory bend a long member having wide range variations in tensile yield strength, particularly a long member having low tensile yield stren...  
JP2012076092A
To provide a bending device which is capable of inhibiting deflection and bending due to own weight of a long body, high in degree of freedom of bending, and capable of reducing equipment cost.A pipe bender (bending device) 1 includes a ...  
JP4920502B2  
JP4920510B2  
JP2012071345A
To provide a shaped member which comprises a horizontal piece and a vertical piece, is curved like an arc and has good appearance.The shaped member comprises the horizontal piece 1, and the vertical piece 2 which extends upward from the ...  
JP4907623B2  
JP4906573B2  
JP4907080B2  

Matches 651 - 700 out of 7,072