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JPS5638298B2 |
A valve body has outlet ducts to be positioned below the surface of the molten lead, and a head rotatable with respect to the body. The head has recesses which terminate in slots that can be aligned with the outlet ducts to open the valv...
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JPS5636494Y2 |
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JPS5636129Y2 |
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JPS5636128Y2 |
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JPS5635983B2 |
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JPS5635975B2 |
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JPS5635982B2 |
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JPS56102545A |
PURPOSE: To provide a sliding member with highly stabilized seizing and wear resist ances by specifying the area percentage of proeutectic Si in a sliding surface layer of an Al-Si alloy sliding member contg. a specified amount of Si. CO...
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JPS5634382B2 |
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JPS5632059B2 |
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JPS5691663U |
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JPS5689354A |
PURPOSE: To improve the workability and productivity of grid body casting for lead storage batteries by making primary coating of metallic materials or nonmetallic materials of heat resistance in surface treatment of coating mold release...
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JPS5627343B2 |
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JPS5626507B2 |
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JPS5625345B2 |
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JPS56500787A |
Lead alloy strip having a thickness of at least 0.25 mm., a grain structure which is substantially homogeneous across its width and which is elongate in a direction through the thickness of the strip, and a tensile strength of at least 3...
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JPS5666372A |
PURPOSE: To eliminate the need for blowing of cork and make the work highly efficient by forming a ceramic layer on the inside surface of dies. CONSTITUTION: A die 7 for grid casting made of cast iron having the grid bone parts 6 of the ...
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JPS5666349A |
PURPOSE: To avert the heavy cutting at the wall part produced at the thread worked part of a blank material and considerably improve the production process of a pipe joint by automatically breaking the weir part formed at the casting of ...
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JPS5659566A |
PURPOSE: To perform temperature controlling of pouring with good efficiency, reduce cooling time and enable the continuous casting of grids of high reliability for lead storage batteries by heating an engraved roll by means of a high-fre...
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JPS5621954B2 |
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JPS5621506B2 |
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JPS5621507B2 |
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JPS5655555U |
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JPS5653863A |
PURPOSE: To prevent cracking of grids during casting by adding the materials that become nuclei into molten metal at the freezing of lead alloy. CONSTITUTION: The best forms of the sulfur to be charged to or floated on molten lead alloy ...
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JPS5653375A |
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JPS5652502A |
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JPS5647528A |
PURPOSE: To provide a lead alloy for lead accumulator grating that causes little cracks by a method wherein a lead wire into which sulfur, selenium, or tellurium is preliminarily embedded is added into a molten alloy lead for melting. CO...
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JPS5647264A |
PURPOSE: To improve yield and rapping work efficiency by providing bottomed molten metal receiving bricks freely fittably to the cavity ends of a mold having a plurality of cavities, pouring molten metal onto the top surface thereof and ...
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JPS5636361A |
PURPOSE: To prevent an ingate-broken portion from projecting and simplify the subsequent finishing process at the time of casting a circular casting by so setting a mold that the excess metal portions connecting smoothly to the outside c...
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JPS5636371A |
PURPOSE: To enable a hollow ball to sufficiently cope with the stress applied upon the same by differing the cooling rate between the outside circumferential surface and the inside circumferential surface after the casting of the hollow ...
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JPS5614937Y2 |
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JPS5612388B2 |
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JPS5612389B2 |
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JPS5612344B2 |
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JPS5612346B2 |
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JPS5612221B2 |
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JPS5610454Y2 |
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JPS5610455Y2 |
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JPS5623365A |
PURPOSE: To prevent damages owing to freezing cracks of grid bodies by pouring molten metal into metal molds in the state that they are inclined by 10W20° from a perpendicular direction thereby performing casting. CONSTITUTION: Releasin...
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JPS5623366A |
PURPOSE: To make releasing of substrate grids easy and sure and enable the portions thereof stuck to the cutter sections to be peeled by providing an air plate to the cutter for substrate cutting in a titled apparatus. CONSTITUTION: An a...
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JPS5623263U |
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JPS568698B2 |
A three-dimensional network porous metallic structure is formed by filling the internal cavity of a mold, which has been prepared by making use of a three-dimensional network resin pattern, through driving the molten metal into the cavit...
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JPS5619967A |
PURPOSE: To perform temperature controlling of molds strictly by mounting temperature measuring devices to the molds and controlling the flow rate of fluid for temperature controlling flowing in the molds based on the values measured the...
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JPS567108Y2 |
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JPS566190Y2 |
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JPS565625B2 |
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JPS566561U |
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JPS566560U |
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JPS561261A |
PURPOSE: To obtain the captioned balls of extremely less cavities and high surface sphericality by specifying the spacing between the contact points of the horizontally disposed adjoining balls, the moisture content and strength of the m...
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JPS56139B2 |
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