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JPS5575824A |
PURPOSE: To rotate and swing the needle holder in order to work the irregular surface with the needle, and also, to prevent the breakage of the needle, by arranging the needle holder so as to hold the needle retainer for retaining the ne...
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JPS5569966A |
The subject invention is related to a battery grid formed from stock material having an open network and an unopen portion thereon wherein the unopen portion lies centrally thereon and the open network portions are of greater thickness t...
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JPS5568132A |
PURPOSE: To enable the composite bar having good corrosion resistance and conductivity by evacuating the inside of a pipe made of metals or alloys in which powder or granular material of metals or alloys is packed thereby reducing its di...
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JPS5511939B2 |
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JPS5510321B2 |
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JPS5511974Y2 |
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JPS5536071A |
PURPOSE: To easily mold the pattern on the circumferential surface by making the metallic vessel fit and closely contact the inside face of the dies where the pattern mold is carved on the internal circumferential surface, by use of the ...
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JPS5533654U |
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JPS5523285U |
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JPS553057B2 |
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JPS555113A |
PURPOSE: To make possible the expanded metal with flat sectional face to be easily, efficiently manufactured, by actuating the expanding rod harmonically with the shearing upper blade depending on the toggle motion of the link. CONSTITUT...
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JPS5444314Y2 |
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JPS5444315Y2 |
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JPS54158370A |
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JPS54157236A |
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JPS54155621A |
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JPS54173237U |
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JPS54153241A |
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JPS54170024U |
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JPS54133470A |
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JPS5431754B2 |
A method of producing heat exchanger fins, comprising the steps of perforating an aperture of a small diameter in a predetermined portion of a sheet material, while simultaneously forming a perpendicularly projecting cylinder of a diamet...
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JPS54143862U |
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JPS54128963A |
PURPOSE: To manufacture the patterned, cold rolled steel sheet superior in decorativeness and buckling resistance at low cost, by rolling the cold rolled steel sheet of thickness above 0.3 mm using a roll being specially related to this ...
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JPS54117368A |
PURPOSE: To manufacture the product of superior decorative effect, by employing the embossed plate and its counter plate prepared from the photosensitive resin provided with working parts for both of male die and female die, and by simul...
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JPS5428424Y2 |
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JPS5425540B2 |
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JPS5420453Y2 |
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JPS5420450Y2 |
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JPS5420449Y2 |
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JPS5420191B2 |
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JPS5489966A |
PURPOSE: To contrive to shorten the operating time, by causing the plastic flow of the material according to the flow forming method, and by forming the stepped portion so as to complete the formation of the cylinder together with the st...
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JPS5488839A |
Method and apparatus for the surface working and for reworking, or reshaping, of elongated workpieces. A strike bolt strikes the inner side of the curvature of the workpiece at high frequency to apply a plurality of strikes to the workpi...
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JPS5494014U |
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JPS5482629A |
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JPS5493580U |
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JPS5415696Y2 |
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JPS5415023B2 |
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JPS5413853B2 |
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JPS5468473A |
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JPS5467737U |
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JPS5456225U |
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JPS5455975U |
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JPS5445892A |
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JPS5441263A |
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JPS5437062A |
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JPS5441435U |
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JPS5433261A |
PURPOSE: To produce rough surface steel plates having undulation patterns on one side by finish-rolling the steel plates with the roll whose surface has been roughened through electric discharge machining at the time of hot rolling the s...
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JPS5432374U |
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JPS5426952A |
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JPS543478B2 |
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