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JPS6338987U |
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JPS6357163A |
PURPOSE: To enable high position accuracy to be obtained, by providing a tool bed, which removably further rotatably mounts a subcutting edge to the upper, and a positioning stopper, continued to the subcutting edge, so as to easily adju...
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JPS637494Y2 |
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JPS637493Y2 |
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JPS637492Y2 |
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JPS6339707A |
A twist drill having a longitudinal axis and major flanks ground by helical face grinding by means of a grinding wheel having a grinding face perpendicular to its axis of rotation and a circumferential profile, each major flank terminati...
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JPS6317752U |
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JPS6313643U |
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JPS632736B2 |
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JPS632279Y2 |
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JPS632280Y2 |
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JPS632281Y2 |
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JPS637447U |
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JPS637272A |
PURPOSE: To make an edge sharpener compact by constituting it by a pair of holders holding a grindstone between them, fixing members for retaining them, and the grindstone clamped by portions which are formed by the space between a folcr...
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JPS63745U |
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JPS63194B2 |
A knife abrasive apparatus for a rotary drum shaped cutter can grind the knife edge without causing it serrated. It has a rotary drum shaped cutter including a rotary drum and knives spacedly disposed on the outer periphery of the drum a...
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JPS6246533Y2 |
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JPS6246538Y2 |
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JPS62195441U |
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JPS62195482U |
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JPS62188353U |
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JPS6255006B2 |
A rotary milling cutter 50, for fluting a drill screw shank, has a plurality of peripherally positioned cutting teeth 52, the outer extremity of each of said teeth 52 being formed as a semicircle 54 with a rib 56 formed thereon and each ...
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JPS62264855A |
PURPOSE: To enable steel family materials, for which diamond grinding grains are ill fitted, to be ground satisfactorily by accomplishing a sinter forming of a mixture which contains 20W35% TiC, 20W55% SiC, and 5W20% cBN by volume ratio ...
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JPS6254619B2 |
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JPS6254618B2 |
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JPS62178055U |
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JPS6253307B2 |
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JPS62255054A |
A knife sharpener is provided with carbide cutters (25) carried on a sharpening device (11) which can be releasably latched against the action of a spring in an inoperative position. This reduces wear on the blade edge (38) by ensuring t...
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JPS62172547U |
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JPS62168244U |
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JPS6250262B2 |
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JPS62165841U |
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JPS62159252U |
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JPS6246301B2 |
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JPS6237626Y2 |
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JPS62213951A |
PURPOSE: To safely and reliably execute a work of grinding a core bit without using a hand, by a method wherein a case equipped with a grinding stone and a rotation mechanism is situated so as to allow delivery thereof in the moving regi...
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JPS6243824B2 |
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JPS62147450U |
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JPS62144148U |
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JPS6242746B2 |
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JPS6242745B2 |
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JPS6241745B2 |
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JPS6234680Y2 |
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JPS6234681Y2 |
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JPS6234679Y2 |
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JPS62138557U |
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JPS6232770Y2 |
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JPS6232754Y2 |
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JPS6232753Y2 |
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JPS62130853U |
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