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Patent Searching and Data


Matches 851 - 900 out of 1,636

Document Document Title
JP2004243484
To provide a pipe cutting guide by a power tool, a support for a pipe to be cut, and a method of cutting the pipe using the power tool and the support, wherein a rigid vinyl pipe with a large diameter is cut by a grinder in a simple, cor...  
JP2004243522
To provide a portable electric circular saw whose lighting device has a wide irradiation range.In a cutter having a motor, a body casing for incorporating the motor and rotatably holding a saw rotated and driven by the motor, a base for ...  
JP3585002
PURPOSE: To provide an automatic circular saw cutter that can perform high accuracy cutting rapidly besides having a small cutting margin. CONSTITUTION: A cutting mechanism part 2 provided in such a way as to be reciprocated relatively t...  
JP2004223775
To provide a portable cutting tool enhanced in the revolving property of a protective cover and having good workability.This portable cutting tool is constituted so that the intersecting point 6e of the front end surface 6c and upper end...  
JP2004225642
To provide a cooling fan for an electric tool and an electric tool equipped with a cooling fan, in which a shape of reinforcement ribs is optimized and a flow velocity generated by the reinforcement ribs is set to be slower than a flow v...  
JP3580742
To realize a circular saw preventing a chip from scattering toward a worker at any tilt angle. In this portable electric circular saw, provided with a saw blade 14, blade case 20, and a base 10 to make the saw blade 14 and the blade case...  
JP2004209583
To provide a portable power cutter which enables the operator to clearly observe a marking line indicating a cutting location and to conduct correct work even in a particulate-laden working environment.The portable power cutter has a lig...  
JP2004209584
To eliminate wasteful consumption of a material by smoothly cutting a superposed printed circuit board without providing a discarded plate and rapidly carry out cutting work.The superposed printed circuit board (40) superposed at a plura...  
JP2004209760
To provide a portable electromotive cutting tool enabling a worker to clearly see an Indian ink line showing a cutting position even in a work environment containing dust or the like in large quantities to perform accurate work.In the po...  
JP2004209748
To provide a portable electromotive cutting tool enabling a worker to clearly see an Indian ink line showing a cutting position even in a work environment containing a large amount of dust or the like to perform accurate work.In the port...  
JP2004195566
To juxtapose a nozzle and a grip even in a narrow space.The front grip 16 is arranged on the front side of a body 2, and is integrally connected to a connecting arm 5 by screwing a screw 20 penetrating through a cutout 19 in the connecti...  
JP2004188732
To provide a constitution technique for a circular saw contributing to the enhancement of space saving properties.This cutting tool 101 has a main body part 103 having a blade 113 advanced in a predetermined cutting direction while rotat...  
JP3566313
PURPOSE: To enable the cutting work of a large cutting width by extending a blade into a through slot in a lowered cutting position, by positioned upward than a part of a table plate covered by a support element, and by movably setting i...  
JP2004160593
To provide the bevel machining method and bevel machining device that performs bevel machining and scallop machining of H-shaped steel through batch processing in a short period of time and in the manner in which the wear of a cutter is ...  
JP2004142088
To cut a work easily and accurately into members of desired lengths with respective cut-off faces of desired angles.A cutting machine 1 to cut off an elongated bar work 2 has a table 4 with a face 3 to fix the work, a circular saw 6 to c...  
JP2004142105
To provide an inclined stopper device capable of accurately positioning a cutting machine body at an oblique cutting position even in a cutting machine having a narrow base.A stopper member 11 is movably provided on the left side of the ...  
JP2004136387
To provide a pipe cutter having a constitution for surely preventing a danger of ignition by frictional heat.This pipe cutter has a cutter body 1 for successively cutting a cutting object pipe P over the whole periphery by rotatably driv...  
JP2004136407
To provide a very simply configured cutting device for an electroseamed tube which enables a reduction in inertia force during reciprocal traveling of a truck and very smooth reciprocal traveling at a low power cost and further executes ...  
JP2004122240
To provide a method for preventing a cutting surface before polishing from being curved by the heat when cutting a metal workpiece and polishing its cutting surface.A cutting circular saw forms a cut 72 in the workpiece W, so that residu...  
JP3538020
To eliminate a play in a pivotably attached part between a base and a blade case. In a stepped pin 11, a through end part on one connection part 9 side is formed to be a large diameter part 12, and freely inserted in the connection parts...  
JP3535048
To provide a portable circular saw excellent in operability without a conventional problem of poor operability which has the necessity for changing an inclination at a frequently used standard angle (generally 45°) in the case of inclin...  
JP2004066422
To provide a mobile working device that downsizes the whole device and that can suck in chips or the like.This device includes a circular saw 18 for cutting an object member, a hydraulic cylinder for moving the circular saw 18 in a worki...  
JP2004058388
To prevent a dust from being scattered by causing the dust generated from an object material to plunge into a wheel cover while a rotary blade is brought into contact with the material in a portable cutter for cutting by the rotary blade...  
JP2004042162
To provide a processing method and a device for improving productivity by reducing cutting time in processing a groove hole of a square cylindrical work.This processing device 1 comprises a work support part 5 and a cutter support part 1...  
JP2004034248
To solve problems that it is not easy to carry a portable cutting machine, chips generated when a workpiece is cut mess up a surrounding area, and there is a risk of the occurrence of an accident due to spark.A storage case 1 is provided...  
JP2004009212
To efficiently and safely make an opening on an inner wall or the like of a building with less time and labor as compared with conventional one.The portable electric multi-blade circular saw comprises two sheets or more of circular saws ...  
JP2004001143
To provide a bar material cutting device which suitably cuts even a bar material having a comparatively small diameter.When the bar material 54 is cut by the bar material cutting device 10, an abutting material 92 allowed to abut on the ...  
JP2004001144
To provide bar material cutting device and disc type rotary cutting tool for preventing relative rotation of a rotary drive shaft and the disc type rotary cutting tool by a constitution having excellent durability.A chip saw 14 to be the...  
JP3490275
To improve the operating properties and the ease of handling of a sliding circular saw by installing a circular saw body in a freely forward/ backward and up/down moving, direction with respect to a table on which a material to be cut is...  
JP3490259
To improve handling properties by moving a circular sawing machine vertically and regulating the movement in the table surface direction. A circular sawing machine main body 50 is moved vertically and obliquely. As the change in light an...  
JP2003305611
To provide a pipe cutter receiver used for cutting a pipe, which is devised to stably cut the pipe by combination of the pipe cutter receiver and a circular saw cutter.The pipe cutter receiver is provided by combining a frame board 1a an...  
JP3480305
To improve the size accuracy of a cut strip steel product. A strip steel product S is sent out from a base position A to the downstream side and its tip is contacted with a stopper 4B brought down at the position in response to the cut l...  
JP2003285225
To provide a laser alignment system, which utilizes an electric power source located outside a laser arbor in order to solve a problem of a battery life.The laser arbor includes a generator for generating electric power when a saw blade ...  
JP2003251523
To prevent a rotary shaft of a power tool from biting a lock member.A rotary shaft fixing device for the power tool is constituted in such a way that a pair of flat faces 12a, 12b are provided in parallel on the rotary shaft 11, a lock m...  
JP2003245902
To eliminate the irregularity of parallelism of a saw blade with a base side surface.A connecting part 11 is constructed so that the pin 5 connected to a link 4 is inserted in the slot 6 provided on a base 3 and the pin 5 is fixed inside...  
JP2003245818
To provide a method for cutting-off a laminated sheet coated with copper, by which, when a roll material has been cut-off using a rotary circular saw in the direction perpendicular to the axis of the roll material, the dimensional accura...  
JP2003245819
To provide a portable type cutting-off tool exhibiting excellent workability by irradiating at least the front area of a base in the cutting-off direction with a laser beam at any working time.The portable type cutting-off tool relates t...  
JP2003211402
To provide a fence assembly for a compound circular saw (miter saw) having a saw blade inclining against a horizontal working plane.A first fence portion 34 is mountable on a saw at the first side of the saw blade. A second fence portion...  
JP2003211405
To provide a portable cutting machine having good visibility in a disconnection direction and excelling in workability, in cutting obliquely.In a cutting direction, an inclined position fixing body 11 is elected from the front portion of...  
JP2003205422
To provide a pipe cutter which can reduce any risk of damaging hands or the like of an operator when integrating a pipe with a body of the cutter, or cutting the pipe by the operator, and can smoothly cut a pipe straight.The pipe cutter ...  
JP2003191201
To provide a material hold-down device in a multi-blade sawing machine which easily changes a cutting space of each sawing blade, repeatedly uses a pressure plate, and reduces wasteful costs and resources needed for replacements.This mul...  
JP3444622
PURPOSE: To provide a cutting and beveling machine for square column in which a single horizontal movable carriage is used so as to simplify the structure and to reduce the manufacturing cost, as well as holding a square pipe to be proce...  
JP3443672
PURPOSE: To offer old tires as a recycle material and to obtain a saw-tooth device required for recycling the old tires. CONSTITUTION: One surface of a tire with a wheel is cut in a circular form to be opened. The tire is turned inside o...  
JP3444673
PURPOSE: To improve the accuracy of geometric position relation of each cut face of an unstable workpiece such as round material and position a workpiece easily and rapidly. CONSTITUTION: A material feed conveyor 15 is provided on the re...  
JP3441091
PURPOSE: To provide a cutting device which has achieved saving of the space for installation and permits efficient performance of cutting works. CONSTITUTION: Racks 3 in a plurality of stages and rows are provided to accommodate works W ...  
JP2003170313
To provide a pipe cutting facility having high cutting efficiency and its method.The steel pipe cutting facility 1 has a plurality of cutting machines 9 for cutting a steel pipe 3a, an input side table 5 for carrying in the steel pipe 3a...  
JP3439460
To provide a bar material cutting device capable of cutting a bar material projecting from a wall surface or a floor surface at a part near there and capable of easily cutting a large diameter bar material at a low running cost. When a f...  
JP3436365
To eliminate the irregularity of parallelism of a saw blade with a base side surface. A connecting part 11 is constructed so that the pin 5 connected to a link 4 is inserted in the slot 6 provided on a base 3 and the pin 5 is fixed insid...  
JP3433628
To provide a device capable of shortening the time required to convey members and prepare machining, and capable of efficiently blanking the required numbers of respective member forming one set. A device 1 for cutting a long material in...  
JP3431403
To ensure a suitable workability by the improvement of an operation link. In the main body 6 of a bench type circular saw 1, a bracket 24 is installed projectingly and integrally on the side of a blade case 7 and one end of the operation...  

Matches 851 - 900 out of 1,636