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JP2009178785A |
To provide a method and an apparatus of polishing a crystal wafer, preventing a damaged layer from remaining at an edge of the wafer, and improving productivity without degradation.The crystal wafer polishing apparatus 10 comprises: a ho...
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JP4307196B2 |
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JP4307354B2 |
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JP2009160961A |
To provide a rack-and-pinion type steering device which suppresses initial wear of a sliding portion of a guide member and an outer circumferential surface of a rack and prevents generation of rattling noise.A rack guide 36 to press the ...
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JP4296362B2 |
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JP2009148842A |
To provide a deburring method and device preventing the generation of flaws in an inner circumferential face when removing burrs formed on the inner circumferential face of a hollow shaft.The deburring device 6 is provided primarily with...
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JP2009142974A |
To actualize quick, accurate and efficient deburring operation depending on the shape and burred conditions of a workpiece by adjusting the position, rotating speed and rotating direction of two cylindrical rotary brushes relative to a m...
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JP2009142908A |
To provide a glass sheet grinding method for selecting the type of an abrasive material and grinding a glass sheet with no grinding irregularity in glass grinding processes in duplex-type glass sheet manufacturing facilities to attain de...
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JP2009101465A |
To provide an automatic grinding device which can automatically grind a workpiece, and achieves grinding with stable quality.The automatic grinding device 100 has two bifurcated transmission passage systems for transmitting running torqu...
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JP4263735B2 |
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JP2009095930A |
To provide a polishing machine for a color filter substrate, capable of uniformly polishing the whole surface of a substrate, even if the size of the substrate becomes large area, or even if the substrate has either longitudinal or later...
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JP4261484B2 |
A first member has a base plate 11 and an abrasive sheet installation portion 12 where an abrasive sheet is fixed. The base plate or the abrasive sheet installation portion is provided with an air-introducing portion 15 as a space penetr...
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JP4258480B2 |
A grinding apparatus and a grinding system capable of efficient and superior grinding performance prevent the falling of a belt during the grinding of an edge surface thereof. The apparatus includes two rotating bodies 31 and 32 each hav...
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JP4256516B2 |
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JP4252081B2 |
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JP4252077B2 |
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JP4252083B2 |
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JP4252087B2 |
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JP4252084B2 |
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JP3149362U |
To use a material obtained by knitting long fibers made of chemical fibers with a twisted yarn as an abrasive and directly fixing it to an elastic plate, so that yarn dust is less likely to be generated and the surface to be polished is ...
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JP4237983B2 |
To provide a method which enables the removal of the burr and dust adhering to the inner surface of a tube container. In the method for removing the burr and dust 17 on the inner surface of the tube container 1 wherein at least one of a ...
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JP4224517B2 |
The polishing method of a disk-shaped substrate for polishing an outer circumference 13 of a disk-shaped substrate using slurry is provided with in this sequence: a first polishing process for polishing the outer circumference 13 using a...
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JP2009018361A |
To provide an apparatus for removing a wire drawing lubricant existing on a traveling metal wire body which can uniformly and sufficiently remove a film of the wire drawing lubricant existing on the surface of the traveling metal wire bo...
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JP2009018410A |
To avoid a problem that a work such as a print substrate is damaged by contacting a peripheral surface of a backup roller or a buff polishing roller at its rear end part when the work is polished between the buff polishing roller and the...
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JP4215391B2 |
With sanding or sanding machines with rotating sanding tools comprising sanding segments which are rotated in mutually opposite directions, according to the invention a more uniform sanding result and uniform wear on the tools is achieve...
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JP4215246B2 |
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JP2009501645A |
According to the invention, a method is used for surface treatment of objects ( 7 ), wherein wire rollers ( 15 ) are caused to contact the object ( 7 ) to exert a blow or hammer impact, which wire rollers ( 15 ) partly rotate ( 8 ), part...
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JP4210134B2 |
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JP2009000761A |
To provide a polishing sheet requiring a short period of time for rising up; to provide a manufacturing method of the polishing sheet.The polishing sheet made of a sheet-shaped foam element is characterized by its surface finished by car...
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JP4203436B2 |
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JP2008307638A |
To provide a wall surface polishing device capable of mechanizing the polishing operations of a wall surface and accomplishing the polishing in a finish condition to the same degree as according to the manual operations.The wall surface ...
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JP2008546550A |
The invention is directed to a chemical-mechanical polishing pad substrate comprising a microporous closed-cell foam characterized by a narrow pore size distribution in the range of about 0.01 microns to about 10 microns. The polishing p...
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JP4196316B2 |
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JP4190465B2 |
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JP2008279592A |
To provide a device for automatically deburring or brushing end portions of tubes or pipes.A device 3 for deburring end portions of tubes 1 comprises a support body 4 which can be rotatively driven about a pivot axis X and a pair of rota...
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JP4184384B2 |
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JP4182168B2 |
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JP2008272881A |
To provide a painting surface repairing tool for improving stability in polishing work, by enhancing copying performance to a painting surface, with a simple structure.A support shaft freely rocking so as to change an angle formed with t...
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JP2008272904A |
To provide an apparatus and method for polishing capable of preventing a gap between the polishing amount of the substrate positioned at an upper side and the polishing amount of the substrate positioned on a lower side, when polishing i...
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JP2008264988A |
To provide a cutting tool combined with abrasion resistance and defect resistance.This manufacturing method of the cutting tool with a covered layer formed on a surface of a hard alloy parent material, applies a first work to smooth a pa...
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JP4176811B2 |
There are disclosed a polishing method and a polishing device in which cleaning of a glass substrate surface can be achieved to a high level. A glass substrate (MD substrate 1) in the shape of a circular disc having a circular hole in a ...
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JP4176735B2 |
There are disclosed a polishing method and a polishing device in which cleaning of a glass substrate surface can be achieved to a high level. A glass substrate (MD substrate 1) in the shape of a circular disc having a circular hole in a ...
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JP2008254086A |
To improve polishing performance by suppressing the decrease of the concentration of abrasive fluid while keeping the merits of an inward cylindrical brush.The inward cylindrical brush 100 comprises a spiral brush 110 formed by spirally ...
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JP2008254084A |
To easily carry out the centering work of a brush 2 and also to uniformly polish the inside end surface of a glass substrate 1.Truncated cone shape stopper 5A, 5B are provided on both ends of a brush 2. Conical stopper storing chambers 4...
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JP2008254085A |
To shorten polishing time by improving polishing efficiency by excellently supplying an abrasive to the contact portion between the inside end surface 1a of a glass substrate 1 and brush bristles 4.Glass substrates 1 are dividedly stored...
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JP2008246608A |
To provide a deburring device capable of restraining uneven wear of a brush and certainly removing a bur of a polishing member and a deburring method.This deburring device to remove the bur formed on the polishing member 1 by polishing t...
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JP4160541B2 |
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JP2008221352A |
To provide a polishing method and a polishing device capable of extremely smoothly polishing without leaving a sub surface damage on surfaces to be polished to form the surfaces to be polished free from chipping, and accurately polishing...
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JP4153401B2 |
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JP4153863B2 |
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