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JPH0357425Y2 |
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JPH03270881A |
PURPOSE: To provide possibility of performing a very delicate processing by installing a lapping material on the surface of a cylindrical member inflated with liquid. CONSTITUTION: A roll 4 is rotated and put in contact with the processi...
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JPH03256675A |
PURPOSE: To revolve a semiconductor substrate without being constrained by a polishing cloth, to stabilize machining, and to provide the semiconductor substrate which having high flatness by decreasing the thickness on the outer edge sid...
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JPH03245975A |
PURPOSE: To ensure a sufficient safety to bending when a roll is driven with a drive shaft of a polishing machine at a high rotation speed by providing a toothed means for mutually connecting half bodies connected oppositely so as not to...
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JPH0396177U |
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JPH0393071U |
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JPH0344453Y2 |
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JPH03202280A |
PURPOSE: To prevent a hair line from being formed on a polished surface of a workpiece to be polished, by providing a superposed polishing wheel in which polishing sheets are superposed and bound with each other with being inclined with ...
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JPH0355270B2 |
An abrasive article comprising a plurality of separated abrasive agglomerates distributed within a matrix of undulated filaments is provided. The invention also provides a method of making an abrasive article comprising forming, within a...
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JPH0379263U |
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JPH03170258A |
PURPOSE: To easily change an abrasive-coated sheet by arranging a cam operated via the driven portion of a driven member and moved on the driven member between a releasing position and a pressing position. CONSTITUTION: A cam means is pr...
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JPH0333426Y2 |
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JPH0365665U |
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JPH0329104Y2 |
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JPH0362766U |
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JPH0359158U |
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JPH03117564A |
PURPOSE: To improve polishing efficiency and long abrasive life left, and further provide anti-static, lubricity and anti-loading characteristic by oversizing an abrasive cloth paper material with a proper amount of a quaternary ammonium...
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JPH0321896Y2 |
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JPH0344558U |
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JPH0376855A |
PURPOSE: To obtain the title felt useful for Braun tube of television, being readily attached, improving strength and wear resistance of polished surface by bonding thermally shrinkable butts to the outer surface of ground fabric by need...
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JPH0314298Y2 |
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JPH039982Y2 |
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JPH0319668U |
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JPH037468U |
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JPH0310771A |
PURPOSE: To perform chamfering of works in a plurality of rows at once and to stabilize and improve machining size precision of each work by a method wherein grinding stones the sizes of which are gradually decreased or increased are sec...
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JPH031177Y2 |
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JPH031767U |
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JPH02311272A |
PURPOSE: To prevent blinding, to maintain good sharpness for a long time, and to perform grinding work at a high efficiency by forming a lot of recesses in a network on the surface of an elastic grinding stone, by cutting out the grindin...
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JPH02145965U |
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JPH02126747U |
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JPH02126768U |
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JPH02122769U |
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JPH02117863U |
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JPH02114463U |
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JPH02110468U |
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JPH02107464U |
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JPH02212064A |
PURPOSE: To compensate for play for driving control of a spindle, to perform smooth tilting motion, and to secure certain positioning of a machining tool at a given gradient position, by providing a tension element between a holding memb...
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JPH0294067U |
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JPH02167674A |
PURPOSE: To make a work position for a work constant and to increase working accuracy by radially fitting plural flexible plate like members to the outer peripheral part of a wheel to be driven by rotating and arranging freely movably an...
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JPH0282454U |
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JPH02160465A |
PURPOSE: To mount a drive motor assembly of different type on a same adapter by selectively bringing first and second surfaces of the adapter into contact with a support plate to provide the drive engagement between a drive member and th...
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JPH0270965U |
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JPH0270964U |
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JPH0288178A |
PURPOSE: To excellently polish a semiconductor slice by forming a plurality of channels, which extend radially from one point on a semiconductor polishing pad to its circumference, on the semiconductor polishing pad. CONSTITUTION: On a p...
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JPH0223958U |
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JPH0215869U |
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JPH023367U |
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JPH01170565U |
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JPH01163064U |
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JPH01246079A |
PURPOSE: To remarkably improve adhesion of a grinding member on the basis of the sucking action of a suction system by arranging the roughened surface part in the back face part having no abrasive. CONSTITUTION: The roughened surface par...
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