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Patent Searching and Data


Matches 451 - 500 out of 3,664

Document Document Title
JP4954489B2  
JP2012106326A
To provide a tube bundle separation method and a tube bundle cutting device for a heat exchanger, capable of efficiently cutting and separating a tube bundle of a large heat exchanger in the vicinity of a tube plate.The tube bundle separ...  
JP2012101286A
To provide a rotary cutting device capable of drastically reducing the amount of polishing performed for uniforming shapes of end faces on both sides of a loop material formed by being cut, and improving the life of a pair of cutting too...  
JP2012096312A
To provide a technology capable of making a hole at a tip of a square pipe 57 and also capable of cutting three portions including one of lateral sides, an upper side and a lower side of the square pipe 57.A pin member 79 and an L-shaped...  
JP2012076222A
To provide a method for manufacturing a pipe, capable of preventing damaging of a raw pipe surface due to inclusion of burrs or chips during correcting work by rolls.This method for manufacturing the pipe includes a pipe end cutting-off ...  
JP2012066338A
To provide a pipe cutter which smoothly operates, has little mechanical wear and superior durability, and cuts a thick pipe, and which can be made compact.The pipe cutter is configured in such a manner that: a main gear 7 and a cam attac...  
JP4895444B2  
JP4892327B2  
JP2012040639A
To provide a piping cutting device used when exchanging various kinds of piping.The piping cutting device for cutting the only piping 11 to be removed which is connected to an existing socket 10 includes: a base body 1 having a piping re...  
JP4884582B2  
JP4884171B2
To effectively cut a branch pipe part when cutting the branch pipe part from a main body part in a T-shaped pipe having the branch pipe part branched from the main body part in a T-shape. This cutting device cuts the branch pipe part 7 f...  
JP4885674B2  
JP2012035347A
To make usability better by improving stability during cutting.A plurality of placing rollers 8, 10 or the like that are rolled along a circumferential direction R of an outer circumferential surface 2 are supported on a placing part 4 o...  
JP4880215B2  
JP4880356B2  
JP4883598B2  
JP4883599B2  
JP4875845B2  
JP4869098B2  
JP4865288B2
To provide a pipe cutter capable of automatically cutting a pipe along its axial line. A storage recess 26 vertically extending on a front face 22a is formed on the front face 22a of a slantly standing holding member 22. A pipe P to be c...  
JP4859300B2  
JP2012011470A
To provide a cutting device, capable of driving and rotating a movable mold by a driving structure having a simpler structure, and smoothly shear a cutting target M without any burr.The cutting device includes a fixed mold 10, a movable ...  
JP4858022B2  
JP4849836B2  
JP4850002B2  
JP4845521B2  
JP4841731B2  
JP4832424B2  
JP4826178B2  
JP4826751B2  
JP4822058B2  
JP4818557B2  
JP3171700U
[Subject] It enables it to specify a position of a rotary blade from the ground easily, a lid can be installed with sufficient accuracy, and a tube cutting device which aims at improvement in workability is provided. [Means for Solution]...  
JP4801615B2
To provide a cutting device capable of rapidly cutting a rectangular tube constructed from a metal plate at a required optional position under a noise-free condition in a noise inhibiting range or a work site for night construction. This...  
JP4803737B2  
JP2011206855A
To solve the problem wherein, in cutting the end of a pipe to be cut from the inner surface side, a pipe opening edge is revolved by a manual handle, and a pipe cutter in which a cutter blade is pressed to a pipe by a fastening member ha...  
JP2011206884A
To prevent chips inevitably generated during cutting a tube from contaminating an inside of the tube.In a chip contamination prevention device that is used when a conduit such as a boiler tube 11 is cut at a cutting position, to prevent ...  
JP2011201013A
To provide a duplex pipe end working method for uniformizing the thickness of an inner pipe capable of preventing the generation of a burr at the end of a connecting rib, and reducing the generation of cutting powder, and to provide a du...  
JP4790942B2  
JP4786211B2  
JP4780663B2  
JP4783043B2  
JP4778378B2  
JP4776791B2  
JP2011177814A
To provide a tube cutting and grooving device capable of feeding a tube with a simple constitution at low cost, and executing work in an easy standing posture in which any load is not applied to a worker.The tube cutting and grooving dev...  
JP4771143B2  
JP4768077B1
[Subject] It operates smoothly and provides a pipe cutter which there is little mechanical wear, endurance is good, and it is possible to cut a thick thick pipe, and can realize a miniaturization. [Means for Solution] Main gear 7 and cam...  
JP4763304B2  
JP4762518B2  
JP4742667B2  

Matches 451 - 500 out of 3,664