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Patent Searching and Data


Matches 851 - 900 out of 1,580

Document Document Title
JP2003080418
To provide a portable electric cutting tool favorable in workability capable of easily carrying out work to adjust a beam to either one of side surfaces of a knife edge part.In this electric cutter having a main body with an electric mot...  
JP2003071804
To provide a circular saw which can easily adjust the depth of a cut and to provide a circular saw blade.The circular saw 1 is constituted by being equipped with a circular saw body 2 equipped with a driving motor 6: the circular saw bla...  
JP2003071802
To obtain a hand-held circular saw wherein a battery capable of being charged is provided, sufficient space is secured for a motor and a battery and high sawing efficiency can be guaranteed.In the hand-held circular saw wherein a housing...  
JP3405558
PURPOSE: To hold and cut a pipe without damaging it, and cut the pipe completely without causing a burr or burning by cutting it while rotating it. CONSTITUTION: Plural receiving rollers 6 are installed rotatably freely on a receiving st...  
JP2003062718
To provide first a method for cutting grooves on the surface of a pressboard, by which the cutting of the grooves for multi-use pressboards can be quickly and economically carried out, and to provide secondly a method for cutting grooves...  
JP2003062720
To provide a method for displaying a feed speed of a circular saw machine and also to provide the circular saw machine, by which a load of setup replacement work for an operator is reduced by taking the depth of cut per tooth as a unit o...  
JP2003062719
To provide a method for controlling a feed speed of a feed mechanism section in a circular saw machine, and also to provide the circular saw machine, by which an inputting and calculating load of an operator is reduced and operability is...  
JP2003048117
To provide a circular saw cutter capable of efficiently cutting a work without being conscious of decrease in diameter due to abrasion and re-grinding of a circular saw blade. In this circular saw cutter, saw heads 11 to 13 where circula...  
JP2003048202
To provide a cutter equipped with a lighting system for lighting an ink line guide in order to solve a problem wherein though the lighting system for brightly lighting an edge of a blade is conventionally provided in the cutter such as a...  
JP2003025301
To provide an electric circular saw capable of easily and accurately cutting a corner part such as a joint part of a wall and a floor board and the like.A side of a base of a portable electric circular saw being a part to a rotary surfac...  
JP3392472
PURPOSE: To provide a milling type running cutting machine, the work efficiency of which can be increased by sorting a regular length part and a scrap part efficiently. CONSTITUTION: A running cutting machine comprises a running truck 16...  
JP3392981
PURPOSE: To provide an existing pipe cutting method which is so constituted as to simplify a mechanism and structure and besides reduce an amount of chips generated during cutting, and decrease the generation of noise. CONSTITUTION: A wa...  
JP2002370201
To easily cut a processing material 10b having a height likely to generate a cut remainder part 14 without requiring an auxiliary plate 15. In a bench cutter for supporting the processing material 10 onto a front face of a fence 3 by fix...  
JP2002370121
To provide a milling cut-off device with an internal bead cutter of light weight and simple structure, capable of being easily controlled. An inlet side-clamp device 11, a milling-type piece cutter 12, an outlet side-clamp device 13 and ...  
JP2002370203
To make a hand easy to put on a work when the work is to be cut within a circular saw. In the circular saw wherein a ruler leg (19) is fitted into a groove (22) formed on a base (13) and a ruler main body (20) is attached to the ruler le...  
JP2002370211
To automatically open a moving cover when a notch is to be made on an upper surface of a work by a circular saw. The circular saw comprises a motor case (7) containing a motor therein, a saw blade (8) driven by the motor, a fixed cover (...  
JP2002361601
To alleviate an impact when a tool of a circular saw is tilted. In a rotary tool equipped with a housing (8) for storing a motor which rotatively drives the tool (7); a tool cover (10) to which the housing (8) is relatively freely pivota...  
JP2002346826
To continue a cut-off operation for one piece without any troubles and improve an availability factor by changing a trajectory moving speed of a blade without stopping the cut-off operation in the course of cutting-off, when wear of a bl...  
JP2002347001
To provide at a low cost an electric cutter simultaneously having both a function of raising a cutting precision more improved with respect to an aimed marking-off line and further a function of improving workability in a dark place when...  
JP2002347002
To provide a circular saw having an aligning device with a laser or another light source using a light beam for positioning saw teeth. A bench type saw such as a shearing apparatus, a circular saw, a composite circular saw or a slide typ...  
JP2002343745
To provide a dicing device whose blade can be replaced easily without trouble and which can meet an automatic replacing system of a rotary blade.A flange cover 36 covering a blade 18 is divided into two, a divided second cover 40 is rota...  
JP3373166
To improve a cutting accuracy, to extend a life of a circular saw, and to economically control an occurrence of noise by removing a chattering vibration of a circular saw during cutting operation. An arrested engagement gear train is con...  
JP3373224
PURPOSE: To improve the load of a cutter and the quality of the cut face at the time of cutting barstock with an internal blade cutter. CONSTITUTION: At the time of cutting barstock, indicated by a continuous line circle 80 in the untrea...  
JP3368916
PURPOSE: To shorten the working time in making a cam wheel itself automatically changeable in conformity with size of a pipe to be cut off by installing a cam wheel rearranging device for changing the cam wheel. CONSTITUTION: This equipm...  
JP2002326120
To effectively prevent rotation of a safety cover due to its self-weight without damaging the using feeling.A connecting bar 13 is projected on a sector-like part 11 of the safety cover 9 so that the bar extends from the turning center O...  
JP2002321119
To provide an edge preparation apparatus for square steel pipes and others, which has a small size and high rigidity by adopting rational construction.The edge preparation apparatus comprises a material feeding means (A) having a V-shape...  
JP2002316302
To provide an electric circular saw being economical and excellent in usability for a user, by enabling arbitrary selection of lighting on the occasion when a tool is used in a light place or the like where no light source is needed.An a...  
JP2002316301
To improve the operability of a cutting operation along a marking line.A recess 3b positioned on the extension of a saw edge 2 on the front side of a cutting direction is provided on the underside of a base 3.  
JP2002307232
To provide a metal cutting machine effective in preventing the defor mation of a cut-off part while suppressing vibration and noise during cutting.This metal cutting machine is provided with a table 11 that can mount workpieces W-W to be...  
JP2002307231
To provide a portable circular saw using a laser oscillator of a low cost and good workability.This portable circular saw is provided with a guide 16 positioned on the extension of a saw blade 3, and the laser oscillator 7 for irradiatin...  
JP2002301652
To reduce the number of operators, reduce a labor cost, remarkably reduce working days and significantly reduce a cost by restricting the difference of a cutting position within 2 mm to correctly cut a boiler water wall, and at the same ...  
JP2002292517
To restore a groove of an abraded grooved roll to a predetermined depth by precisely cutting a bottom part of the groove as much as a reduced thickness.A circular disklike guide wheel 11, which is fittable inside the groove of the groove...  
JP2002283134
To obtain a safety cover, which is almost no more existing, for protecting a worker and a person around the mover from cut chips or the like generated at a cutting time and in the case of coming off in emergency of a blade of a chip saw ...  
JP2002283301
To enable suitable corner cutting without causing a body to interfere with a wall or the like.A corner cutting circular saw comprises a body 3 having a saw blade 5 tiltably mounted at front and rear sides of a cutting direction on a base...  
JP2002283133
To suppress a component blade edge by a deposited γ phase and realize a long life, by optimizing a cutting condition.In this method for cutting a copper alloy having at least a γphase, by assuming P for the number of tool blades, R (rp...  
JP2002264101
To provide a portable circular saw wherein slant angle-adjusting operation at an angle of a high utilization frequency can be easily carried out without providing special parts, and a workability and an assembly operation property can be...  
JP2002254401
To provide a portable electric circular saw wherein a distance from a cutting direction front end part of a saw blade to a cutting direction front end part of a base is decreased and an irradiation range with an illuminating apparatus is...  
JP2002254238
To provide a fence assembly for a combined circular saw having an oblique saw blade relative to a horizontal working plane.A first fence part 34 can be mounted on the saw on a first side of a saw blade. A second fence part 36 can be moun...  
JP2002246518
To enable to reduce the weight of a heat sink used for cooling a heating element such as CPU without losing a heat diffusion function of a substrate, even if the thickness of the substrate is increased with the increase in a quantity of ...  
JP2002240001
To provide a circular saw having an ergonomic handle for minimizing a user's fatigue to the minimum limit in the case of obliquely cutting.An ergonomic circular saw 10 comprises a base 12, and an arm assembly 16 having the handle 20 incl...  
JP2002240004
To enhance a dust collecting effect by a dust collecting unit of a circular saw.The dust collecting unit of the circular saw comprises a dust collecting nozzle (17) provided at a cuttings generating site (19) of the saw. In this unit, an...  
JP2002233988
To enable automatic cutting of a tube shape body into plural ring bodies continuously without stopping an extruder, efficiently and accurately.This device is provided with a guiding means 5 guiding the tube shape body W received on a rec...  
JP2002219613
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 fi...  
JP2002219701
To enhance the operability for fixing the inclined position of a cutting tool part and releasing the fixing of the inclined position thereof.A stopper shaft 19 for fixing the inclined position of a holder 6 is provided and clamp levers 2...  
JP2002210703
To improve an operation property by a method wherein for the visibility of an edge top of a portable dust collecting circular saw, a lighting system for lighting the edge top is provided and an incandescent lamp part of the lighting syst...  
JP2002200601
To extend a transfer amount of a circular saw main body in a state wherein increase in size of a table is avoided in a sliding circular sawing machine wherein the circular saw main body has a constitution capable of moving in a surface d...  
JP2002200521
To provide a seam part cutting device for a can that can ensure a short time and accurate cutting operation via a simple structure.A vertical feed mechanism 50 moves a platform 30 down over given travel, so that rotary cutters 60 pass sl...  
JP2002200602
To provide a table-locking device for a circular sawing machine which can be compact in a height direction of the whole circular sawing machine without lowering operability, in the circular sawing machine with a turntable for placing a m...  
JP2002187017
To provide a clearance groove processing machine easy to prepare for having work operatability.A rotatable metal saw 7 is set, and a first guide part 15a and a second guide part 15b formed so as to sandwich a blade part 9 of the metal sa...  
JP2002187016
To cut costs.After cutting is completed with a marking blade 36 and a main sawing blade 37, all of a plurality of pressing members 75 ascend to their retreat positions where the members do not come into contact with a workpiece W, and on...  

Matches 851 - 900 out of 1,580